Commit Graph

52805 Commits

Author SHA1 Message Date
Peter Collingbourne
e71e2ace57 userfaultfd: do not untag user pointers
Patch series "userfaultfd: do not untag user pointers", v5.

If a user program uses userfaultfd on ranges of heap memory, it may end
up passing a tagged pointer to the kernel in the range.start field of
the UFFDIO_REGISTER ioctl.  This can happen when using an MTE-capable
allocator, or on Android if using the Tagged Pointers feature for MTE
readiness [1].

When a fault subsequently occurs, the tag is stripped from the fault
address returned to the application in the fault.address field of struct
uffd_msg.  However, from the application's perspective, the tagged
address *is* the memory address, so if the application is unaware of
memory tags, it may get confused by receiving an address that is, from
its point of view, outside of the bounds of the allocation.  We observed
this behavior in the kselftest for userfaultfd [2] but other
applications could have the same problem.

Address this by not untagging pointers passed to the userfaultfd ioctls.
Instead, let the system call fail.  Also change the kselftest to use
mmap so that it doesn't encounter this problem.

[1] https://source.android.com/devices/tech/debug/tagged-pointers
[2] tools/testing/selftests/vm/userfaultfd.c

This patch (of 2):

Do not untag pointers passed to the userfaultfd ioctls.  Instead, let
the system call fail.  This will provide an early indication of problems
with tag-unaware userspace code instead of letting the code get confused
later, and is consistent with how we decided to handle brk/mmap/mremap
in commit dcde237319 ("mm: Avoid creating virtual address aliases in
brk()/mmap()/mremap()"), as well as being consistent with the existing
tagged address ABI documentation relating to how ioctl arguments are
handled.

The code change is a revert of commit 7d0325749a ("userfaultfd: untag
user pointers") plus some fixups to some additional calls to
validate_range that have appeared since then.

[1] https://source.android.com/devices/tech/debug/tagged-pointers
[2] tools/testing/selftests/vm/userfaultfd.c

Link: https://lkml.kernel.org/r/20210714195437.118982-1-pcc@google.com
Link: https://lkml.kernel.org/r/20210714195437.118982-2-pcc@google.com
Link: https://linux-review.googlesource.com/id/I761aa9f0344454c482b83fcfcce547db0a25501b
Fixes: 63f0c60379 ("arm64: Introduce prctl() options to control the tagged user addresses ABI")
Signed-off-by: Peter Collingbourne <pcc@google.com>
Reviewed-by: Andrey Konovalov <andreyknvl@gmail.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Alistair Delva <adelva@google.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Dave Martin <Dave.Martin@arm.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Lokesh Gidra <lokeshgidra@google.com>
Cc: Mitch Phillips <mitchp@google.com>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: William McVicker <willmcvicker@google.com>
Cc: <stable@vger.kernel.org>	[5.4]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-07-23 17:43:28 -07:00
Linus Torvalds
05daae0fb0 Tracing fixes for 5.14-rc2:
- Fix deadloop in ring buffer because of using stale "read" variable
 
 - Fix synthetic event use of field_pos as boolean and not an index
 
 - Fixed histogram special var "cpu" overriding event fields called "cpu"
 
 - Cleaned up error prone logic in alloc_synth_event()
 
 - Removed call to synchronize_rcu_tasks_rude() when not needed
 
 - Removed redundant initialization of a local variable "ret"
 
 - Fixed kernel crash when updating tracepoint callbacks of different
   priorities.
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Merge tag 'trace-v5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing fixes from Steven Rostedt:

 - Fix deadloop in ring buffer because of using stale "read" variable

 - Fix synthetic event use of field_pos as boolean and not an index

 - Fixed histogram special var "cpu" overriding event fields called
   "cpu"

 - Cleaned up error prone logic in alloc_synth_event()

 - Removed call to synchronize_rcu_tasks_rude() when not needed

 - Removed redundant initialization of a local variable "ret"

 - Fixed kernel crash when updating tracepoint callbacks of different
   priorities.

* tag 'trace-v5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  tracepoints: Update static_call before tp_funcs when adding a tracepoint
  ftrace: Remove redundant initialization of variable ret
  ftrace: Avoid synchronize_rcu_tasks_rude() call when not necessary
  tracing: Clean up alloc_synth_event()
  tracing/histogram: Rename "cpu" to "common_cpu"
  tracing: Synthetic event field_pos is an index not a boolean
  tracing: Fix bug in rb_per_cpu_empty() that might cause deadloop.
2021-07-23 11:25:21 -07:00
Linus Torvalds
e7562a00c1 sound fixes for 5.14-rc3
A collection of small fixes, mostly covering device-specific
 regressions and bugs over ASoC, HD-audio and USB-audio, while the
 ALSA PCM core received a few additional fixes for the possible
 (new and old) regressions.
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Merge tag 'sound-5.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "A collection of small fixes, mostly covering device-specific
  regressions and bugs over ASoC, HD-audio and USB-audio, while
  the ALSA PCM core received a few additional fixes for the
  possible (new and old) regressions"

* tag 'sound-5.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (29 commits)
  ALSA: usb-audio: Add registration quirk for JBL Quantum headsets
  ALSA: hda/hdmi: Add quirk to force pin connectivity on NUC10
  ALSA: pcm: Fix mmap without buffer preallocation
  ALSA: pcm: Fix mmap capability check
  ALSA: hda: intel-dsp-cfg: add missing ElkhartLake PCI ID
  ASoC: ti: j721e-evm: Check for not initialized parent_clk_id
  ASoC: ti: j721e-evm: Fix unbalanced domain activity tracking during startup
  ALSA: hda/realtek: Fix pop noise and 2 Front Mic issues on a machine
  ALSA: hdmi: Expose all pins on MSI MS-7C94 board
  ALSA: sb: Fix potential ABBA deadlock in CSP driver
  ASoC: rt5682: Fix the issue of garbled recording after powerd_dbus_suspend
  ASoC: amd: reverse stop sequence for stoneyridge platform
  ASoC: soc-pcm: add a flag to reverse the stop sequence
  ASoC: codecs: wcd938x: setup irq during component bind
  ASoC: dt-bindings: renesas: rsnd: Fix incorrect 'port' regex schema
  ALSA: usb-audio: Add missing proc text entry for BESPOKEN type
  ASoC: codecs: wcd938x: make sdw dependency explicit in Kconfig
  ASoC: SOF: Intel: Update ADL descriptor to use ACPI power states
  ASoC: rt5631: Fix regcache sync errors on resume
  ALSA: pcm: Call substream ack() method upon compat mmap commit
  ...
2021-07-23 09:58:23 -07:00
Steven Rostedt (VMware)
1e3bac71c5 tracing/histogram: Rename "cpu" to "common_cpu"
Currently the histogram logic allows the user to write "cpu" in as an
event field, and it will record the CPU that the event happened on.

The problem with this is that there's a lot of events that have "cpu"
as a real field, and using "cpu" as the CPU it ran on, makes it
impossible to run histograms on the "cpu" field of events.

For example, if I want to have a histogram on the count of the
workqueue_queue_work event on its cpu field, running:

 ># echo 'hist:keys=cpu' > events/workqueue/workqueue_queue_work/trigger

Gives a misleading and wrong result.

Change the command to "common_cpu" as no event should have "common_*"
fields as that's a reserved name for fields used by all events. And
this makes sense here as common_cpu would be a field used by all events.

Now we can even do:

 ># echo 'hist:keys=common_cpu,cpu if cpu < 100' > events/workqueue/workqueue_queue_work/trigger
 ># cat events/workqueue/workqueue_queue_work/hist
 # event histogram
 #
 # trigger info: hist:keys=common_cpu,cpu:vals=hitcount:sort=hitcount:size=2048 if cpu < 100 [active]
 #

 { common_cpu:          0, cpu:          2 } hitcount:          1
 { common_cpu:          0, cpu:          4 } hitcount:          1
 { common_cpu:          7, cpu:          7 } hitcount:          1
 { common_cpu:          0, cpu:          7 } hitcount:          1
 { common_cpu:          0, cpu:          1 } hitcount:          1
 { common_cpu:          0, cpu:          6 } hitcount:          2
 { common_cpu:          0, cpu:          5 } hitcount:          2
 { common_cpu:          1, cpu:          1 } hitcount:          4
 { common_cpu:          6, cpu:          6 } hitcount:          4
 { common_cpu:          5, cpu:          5 } hitcount:         14
 { common_cpu:          4, cpu:          4 } hitcount:         26
 { common_cpu:          0, cpu:          0 } hitcount:         39
 { common_cpu:          2, cpu:          2 } hitcount:        184

Now for backward compatibility, I added a trick. If "cpu" is used, and
the field is not found, it will fall back to "common_cpu" and work as
it did before. This way, it will still work for old programs that use
"cpu" to get the actual CPU, but if the event has a "cpu" as a field, it
will get that event's "cpu" field, which is probably what it wants
anyway.

I updated the tracefs/README to include documentation about both the
common_timestamp and the common_cpu. This way, if that text is present in
the README, then an application can know that common_cpu is supported over
just plain "cpu".

Link: https://lkml.kernel.org/r/20210721110053.26b4f641@oasis.local.home

Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: stable@vger.kernel.org
Fixes: 8b7622bf94 ("tracing: Add cpu field for hist triggers")
Reviewed-by: Tom Zanussi <zanussi@kernel.org>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
2021-07-23 08:44:47 -04:00
Linus Torvalds
4784dc99c7 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Pull networking fixes from David Miller:

 1) Fix type of bind option flag in af_xdp, from Baruch Siach.

 2) Fix use after free in bpf_xdp_link_release(), from Xuan Zhao.

 3) PM refcnt imbakance in r8152, from Takashi Iwai.

 4) Sign extension ug in liquidio, from Colin Ian King.

 5) Mising range check in s390 bpf jit, from Colin Ian King.

 6) Uninit value in caif_seqpkt_sendmsg(), from Ziyong Xuan.

 7) Fix skb page recycling race, from Ilias Apalodimas.

 8) Fix memory leak in tcindex_partial_destroy_work, from Pave Skripkin.

 9) netrom timer sk refcnt issues, from Nguyen Dinh Phi.

10) Fix data races aroun tcp's tfo_active_disable_stamp, from Eric
    Dumazet.

11) act_skbmod should only operate on ethernet packets, from Peilin Ye.

12) Fix slab out-of-bpunds in fib6_nh_flush_exceptions(),, from Psolo
    Abeni.

13) Fix sparx5 dependencies, from Yajun Deng.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (74 commits)
  dpaa2-switch: seed the buffer pool after allocating the swp
  net: sched: cls_api: Fix the the wrong parameter
  net: sparx5: fix unmet dependencies warning
  net: dsa: tag_ksz: dont let the hardware process the layer 4 checksum
  net: dsa: ensure linearized SKBs in case of tail taggers
  ravb: Remove extra TAB
  ravb: Fix a typo in comment
  net: dsa: sja1105: make VID 4095 a bridge VLAN too
  tcp: disable TFO blackhole logic by default
  sctp: do not update transport pathmtu if SPP_PMTUD_ENABLE is not set
  net: ixp46x: fix ptp build failure
  ibmvnic: Remove the proper scrq flush
  selftests: net: add ESP-in-UDP PMTU test
  udp: check encap socket in __udp_lib_err
  sctp: update active_key for asoc when old key is being replaced
  r8169: Avoid duplicate sysfs entry creation error
  ixgbe: Fix packet corruption due to missing DMA sync
  Revert "qed: fix possible unpaired spin_{un}lock_bh in _qed_mcp_cmd_and_union()"
  ipv6: fix another slab-out-of-bounds in fib6_nh_flush_exceptions
  fsl/fman: Add fibre support
  ...
2021-07-22 10:11:27 -07:00
Wei Wang
213ad73d06 tcp: disable TFO blackhole logic by default
Multiple complaints have been raised from the TFO users on the internet
stating that the TFO blackhole logic is too aggressive and gets falsely
triggered too often.
(e.g. https://blog.apnic.net/2021/07/05/tcp-fast-open-not-so-fast/)
Considering that most middleboxes no longer drop TFO packets, we decide
to disable the blackhole logic by setting
/proc/sys/net/ipv4/tcp_fastopen_blackhole_timeout_set to 0 by default.

Fixes: cf1ef3f071 ("net/tcp_fastopen: Disable active side TFO in certain scenarios")
Signed-off-by: Wei Wang <weiwan@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Neal Cardwell <ncardwell@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Acked-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-07-21 22:50:31 -07:00
Linus Torvalds
7c3d49b0b5 regulator: Fixes for v5.14
A few driver specific fixes that came in since the merge window, plus a
 change to mark the regulator-fixed-domain DT binding as deprecated in
 order to try to to discourage any new users while a better solution is
 put in place.
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Merge tag 'regulator-fix-v5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator fixes from Mark Brown:
 "A few driver specific fixes that came in since the merge window, plus
  a change to mark the regulator-fixed-domain DT binding as deprecated
  in order to try to to discourage any new users while a better solution
  is put in place"

* tag 'regulator-fix-v5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
  regulator: hi6421: Fix getting wrong drvdata
  regulator: mtk-dvfsrc: Fix wrong dev pointer for devm_regulator_register
  regulator: fixed: Mark regulator-fixed-domain as deprecated
  regulator: bd9576: Fix testing wrong flag in check_temp_flag_mismatch
  regulator: hi6421v600: Fix getting wrong drvdata that causes boot failure
  regulator: rt5033: Fix n_voltages settings for BUCK and LDO
  regulator: rtmv20: Fix wrong mask for strobe-polarity-high
2021-07-21 12:37:49 -07:00
Takashi Iwai
234d8f2726 ASoC: Fixes for v5.14
A collection of fixes for ASoC that have come in since the merge window,
 all driver specific.  There is a new core feature added for reversing
 the order of operations when shutting down, this is needed to fix a bug
 with the AMD Stonyridge platform, and we also tweak the Kconfig to make
 the SSM2518 driver user selectable so it can be used with generic cards
 but that requires no actual code changes.
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Merge tag 'asoc-fix-v5.14-rc2' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.14

A collection of fixes for ASoC that have come in since the merge window,
all driver specific.  There is a new core feature added for reversing
the order of operations when shutting down, this is needed to fix a bug
with the AMD Stonyridge platform, and we also tweak the Kconfig to make
the SSM2518 driver user selectable so it can be used with generic cards
but that requires no actual code changes.
2021-07-21 19:48:09 +02:00
Joakim Zhang
e314a07ef2 dt-bindings: net: imx-dwmac: convert imx-dwmac bindings to yaml
In order to automate the verification of DT nodes covert imx-dwmac to
nxp,dwmac-imx.yaml, and pass below checking.

$ make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml
$ make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- dtbs_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml

Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-07-19 10:07:01 -07:00
Joakim Zhang
bdad810eb9 dt-bindings: net: snps,dwmac: add missing DWMAC IP version
Add missing DWMAC IP version in snps,dwmac.yaml which found by below
command, as NXP i.MX8 families support SNPS DWMAC 5.10a IP.

$ make ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- dt_binding_check DT_SCHEMA_FILES=Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml
Documentation/devicetree/bindings/net/nxp,dwmac-imx.example.dt.yaml:
ethernet@30bf0000: compatible: None of ['nxp,imx8mp-dwmac-eqos', 'snps,dwmac-5.10a'] are valid under the given schema

Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2021-07-19 10:07:01 -07:00
Linus Torvalds
6750691a82 Kbuild fixes for v5.14
- Restore the original behavior of scripts/setlocalversion when
    LOCALVERSION is set to empty.
 
  - Show Kconfig prompts even for 'make -s'
 
  - Fix the combination of COFNIG_LTO_CLANG=y and CONFIG_MODVERSIONS=y
    for older GNU Make versions
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Merge tag 'kbuild-fixes-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kbuild fixes from Masahiro Yamada:

 - Restore the original behavior of scripts/setlocalversion when
   LOCALVERSION is set to empty.

 - Show Kconfig prompts even for 'make -s'

 - Fix the combination of COFNIG_LTO_CLANG=y and CONFIG_MODVERSIONS=y
   for older GNU Make versions

* tag 'kbuild-fixes-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  Documentation: Fix intiramfs script name
  Kbuild: lto: fix module versionings mismatch in GNU make 3.X
  kbuild: do not suppress Kconfig prompts for silent build
  scripts/setlocalversion: fix a bug when LOCALVERSION is empty
2021-07-18 11:10:30 -07:00
Robert Richter
5e60f363b3 Documentation: Fix intiramfs script name
Documentation was not changed when renaming the script in commit
80e715a06c ("initramfs: rename gen_initramfs_list.sh to
gen_initramfs.sh"). Fixing this.

Basically does:

 $ sed -i -e s/gen_initramfs_list.sh/gen_initramfs.sh/g $(git grep -l gen_initramfs_list.sh)

Fixes: 80e715a06c ("initramfs: rename gen_initramfs_list.sh to gen_initramfs.sh")
Signed-off-by: Robert Richter <rrichter@amd.com>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
2021-07-18 23:48:14 +09:00
Linus Torvalds
1d67c8d993 ARM: SoC fixes for v5.14
Here are the patches for this week that came as the fallout of
 the merge window:
 
  - Two fixes for the NVidia memory controller driver
 
  - multiple defconfig files get patched to turn CONFIG_FB back on
    after that is no longer selected by CONFIG_DRM
 
  - ffa and scmpi firmware drivers fixes, mostly addressing compiler
    and documentation warnings
 
  - Platform specific fixes for device tree files on ASpeed,
    Renesas and NVidia SoC, mostly for recent regressions.
 
  - A workaround for a regression on the USB PHY with devlink when
    the usb-nop-xceiv driver is not available until the rootfs is
    mounted.
 
  - Device tree compiler warnings in Arm Versatile-AB
 
 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Merge tag 'soc-fixes-5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC fixes from Arnd Bergmann:
 "Here are the patches for this week that came as the fallout of the
  merge window:

   - Two fixes for the NVidia memory controller driver

   - multiple defconfig files get patched to turn CONFIG_FB back on
     after that is no longer selected by CONFIG_DRM

   - ffa and scmpi firmware drivers fixes, mostly addressing compiler
     and documentation warnings

   - Platform specific fixes for device tree files on ASpeed, Renesas
     and NVidia SoC, mostly for recent regressions.

   - A workaround for a regression on the USB PHY with devlink when the
     usb-nop-xceiv driver is not available until the rootfs is mounted.

   - Device tree compiler warnings in Arm Versatile-AB"

* tag 'soc-fixes-5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (35 commits)
  ARM: dts: versatile: Fix up interrupt controller node names
  ARM: multi_v7_defconfig: Make NOP_USB_XCEIV driver built-in
  ARM: configs: Update u8500_defconfig
  ARM: configs: Update Vexpress defconfig
  ARM: configs: Update Versatile defconfig
  ARM: configs: Update RealView defconfig
  ARM: configs: Update Integrator defconfig
  arm: Typo s/PCI_IXP4XX_LEGACY/IXP4XX_PCI_LEGACY/
  firmware: arm_scmi: Fix range check for the maximum number of pending messages
  firmware: arm_scmi: Avoid padding in sensor message structure
  firmware: arm_scmi: Fix kernel doc warnings about return values
  firmware: arm_scpi: Fix kernel doc warnings
  firmware: arm_scmi: Fix kernel doc warnings
  ARM: shmobile: defconfig: Restore graphical consoles
  firmware: arm_ffa: Fix a possible ffa_linux_errmap buffer overflow
  firmware: arm_ffa: Fix the comment style
  firmware: arm_ffa: Simplify probe function
  firmware: arm_ffa: Ensure drivers provide a probe function
  firmware: arm_scmi: Fix possible scmi_linux_errmap buffer overflow
  firmware: arm_scmi: Ensure drivers provide a probe function
  ...
2021-07-17 15:58:24 -07:00
Linus Torvalds
ccbb22b9ab linux-kselftest-kunit-fixes-5.14-rc2
This KUnit fixes update for Linux 5.14-rc2 consists of fixes to kunit
 tool and documentation:
 
 -- asserts on older python versions.
 -- fixes to misleading error messages when TAP header format is
    incorrect or when file is missing.
 -- fixes documentation dropping obsolete information about uml_abort
    coverage.
 -- removing unnecessary annotations
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Merge tag 'linux-kselftest-kunit-fixes-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull kunit fixes from Shuah Khan:
 "Fixes to kunit tool and documentation:

   - fix asserts on older python versions

   - fixes to misleading error messages when TAP header format is
     incorrect or when file is missing

   - documentation fix: drop obsolete information about uml_abort
     coverage

   - remove unnecessary annotations"

* tag 'linux-kselftest-kunit-fixes-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  kunit: tool: Assert the version requirement
  kunit: tool: remove unnecessary "annotations" import
  Documentation: kunit: drop obsolete note about uml_abort for coverage
  kunit: tool: Fix error messages for cases of no tests and wrong TAP header
2021-07-17 12:48:06 -07:00
Linus Torvalds
d980cc0620 Devicetree fixes for v5.14, take 1:
- Drop 'resets' as required on renesas,du
 
 - Moving of fixed string patterns for 'properties' instead of
   'patternProperties'
 
 - Drop more redundant minItems/maxItems that we merged in the merge
   window
 
 - Indentation warning fix for sja1105
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Merge tag 'devicetree-fixes-for-5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull devicetree fixes from Rob Herring:

 - Drop 'resets' as required on renesas,du

 - Moving of fixed string patterns for 'properties' instead of
   'patternProperties'

 - Drop more redundant minItems/maxItems that we merged in the merge
   window

 - Indentation warning fix for sja1105

* tag 'devicetree-fixes-for-5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
  dt-bindings: display: renesas,du: Make resets optional on R-Car H1
  dt-bindings: Move fixed string 'patternProperties' to 'properties'
  dt-bindings: More dropping redundant minItems/maxItems
  dt-bindings: net: dsa: sja1105: Fix indentation warnings
2021-07-16 19:08:09 -07:00
Arnd Bergmann
b6e473d1e2 Memory controller drivers for v5.14 - Tegra SoC, late fixes
Two fixes for recent series of changes in Tegra SoC memory controller
 drivers:
 1. Add a stub for tegra_mc_probe_device() to fix compile testing of
    arm-smmu without TEGRA_MC.
 2. Fix arm-smmu dtschema syntax.
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Merge tag 'memory-controller-drv-tegra-5.14-3' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/fixes

Memory controller drivers for v5.14 - Tegra SoC, late fixes

Two fixes for recent series of changes in Tegra SoC memory controller
drivers:
1. Add a stub for tegra_mc_probe_device() to fix compile testing of
   arm-smmu without TEGRA_MC.
2. Fix arm-smmu dtschema syntax.

* tag 'memory-controller-drv-tegra-5.14-3' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
  dt-bindings: arm-smmu: Fix json-schema syntax
  memory: tegra: Add compile-test stub for tegra_mc_probe_device()

Link: https://lore.kernel.org/r/20210625073604.13562-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-07-16 22:51:01 +02:00
Linus Torvalds
872f8edeb6 A handful of fixes in and around documentation. Some funky quotes in
LICENSES/dual/CC-BY-4.0 were giving spdxcheck.py grief; that has been
 fixed on both ends.  Also a couple of features updates and one docs
 build fix.
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Merge tag 'docs-5.14-2' of git://git.lwn.net/linux

Pull documentation fixes from Jonathan Corbet:
 "A handful of fixes in and around documentation.

  Some funky quotes in LICENSES/dual/CC-BY-4.0 were giving spdxcheck.py
  grief; that has been fixed on both ends. Also a couple of features
  updates and one docs build fix"

* tag 'docs-5.14-2' of git://git.lwn.net/linux:
  docs/zh_CN: add a missing space character
  Documentation/features: Add THREAD_INFO_IN_TASK feature matrix
  Documentation/features: Update the ARCH_HAS_TICK_BROADCAST entry
  LICENSES/dual/CC-BY-4.0: Git rid of "smart quotes"
  scripts/spdxcheck.py: Strictly read license files in utf-8
2021-07-16 13:35:04 -07:00
Geert Uytterhoeven
50d8d7e19c dt-bindings: display: renesas,du: Make resets optional on R-Car H1
The "resets" property is not present on R-Car Gen1 SoCs.
Supporting it would require migrating from renesas,cpg-clocks to
renesas,cpg-mssr.

Reflect this in the DT bindings by removing the global "required:
resets".  All SoCs that do have "resets" properties already have
SoC-specific rules making it required.

Fixes: 99d66127fa ("dt-bindings: display: renesas,du: Convert binding to YAML")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/98575791b154d80347d5b78132c1d53f5315ee62.1626257936.git.geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>
2021-07-16 12:03:27 -06:00
David S. Miller
20192d9c9f Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Andrii Nakryiko says:

====================
pull-request: bpf 2021-07-15

The following pull-request contains BPF updates for your *net* tree.

We've added 9 non-merge commits during the last 5 day(s) which contain
a total of 9 files changed, 37 insertions(+), 15 deletions(-).

The main changes are:

1) Fix NULL pointer dereference in BPF_TEST_RUN for BPF_XDP_DEVMAP and
   BPF_XDP_CPUMAP programs, from Xuan Zhuo.

2) Fix use-after-free of net_device in XDP bpf_link, from Xuan Zhuo.

3) Follow-up fix to subprog poke descriptor use-after-free problem, from
   Daniel Borkmann and John Fastabend.

4) Fix out-of-range array access in s390 BPF JIT backend, from Colin Ian King.

5) Fix memory leak in BPF sockmap, from John Fastabend.

6) Fix for sockmap to prevent proc stats reporting bug, from John Fastabend
   and Jakub Sitnicki.

7) Fix NULL pointer dereference in bpftool, from Tobias Klauser.

8) AF_XDP documentation fixes, from Baruch Siach.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2021-07-15 14:39:45 -07:00
Rob Herring
9a3223b071
ASoC: dt-bindings: renesas: rsnd: Fix incorrect 'port' regex schema
A property regex goes under 'patternProperties', not 'properties'
schema. Otherwise, the regex is interpretted as a fixed string.

Fixes: 17c2d247dd ("ASoC: dt-bindings: renesas: rsnd: tidyup properties")
Cc: Mark Brown <broonie@kernel.org>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Cc: alsa-devel@alsa-project.org
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210715185952.1470138-1-robh@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-07-15 20:41:23 +01:00
Rob Herring
f88321a3bf dt-bindings: Move fixed string 'patternProperties' to 'properties'
There's no need for fixed strings to be under 'patternProperties', so move
them under 'properties' instead.

Cc: Jean Delvare <jdelvare@suse.com>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: Vinod Koul <vkoul@kernel.org>
Cc: Saravanan Sekar <sravanhome@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jagan Teki <jagan@amarulasolutions.com>
Cc: Troy Kisky <troy.kisky@boundarydevices.com>
Cc: linux-hwmon@vger.kernel.org
Cc: linux-phy@lists.infradead.org
Cc: linux-spi@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Mark Brown <broonie@kernel.org>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20210713193514.690894-1-robh@kernel.org
2021-07-15 08:45:33 -06:00
Rob Herring
e8917266ae dt-bindings: More dropping redundant minItems/maxItems
Another round of removing redundant minItems/maxItems from new schema in
the recent merge window.

If a property has an 'items' list, then a 'minItems' or 'maxItems' with the
same size as the list is redundant and can be dropped. Note that is DT
schema specific behavior and not standard json-schema behavior. The tooling
will fixup the final schema adding any unspecified minItems/maxItems.

This condition is partially checked with the meta-schema already, but
only if both 'minItems' and 'maxItems' are equal to the 'items' length.
An improved meta-schema is pending.

Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Will Deacon <will@kernel.org>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Vignesh Raghavendra <vigneshr@ti.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Cc: Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Sureshkumar Relli <naga.sureshkumar.relli@xilinx.com>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: Kamal Dasu <kdasu.kdev@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Sebastian Siewior <bigeasy@linutronix.de>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: linux-clk@vger.kernel.org
Cc: iommu@lists.linux-foundation.org
Cc: linux-mtd@lists.infradead.org
Cc: linux-rtc@vger.kernel.org
Cc: linux-usb@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20210713193453.690290-1-robh@kernel.org
2021-07-15 08:45:27 -06:00
Thierry Reding
d549c66766 dt-bindings: net: dsa: sja1105: Fix indentation warnings
Some of the lines aren't properly indented, causing yamllint to warn
about them:

    .../nxp,sja1105.yaml:70:17: [warning] wrong indentation: expected 18 but found 16 (indentation)

Use the proper indentation to fix those warnings.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Fixes: 070f5b701d ("dt-bindings: net: dsa: sja1105: add SJA1110 bindings")
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20210622113327.3613595-1-thierry.reding@gmail.com
Signed-off-by: Rob Herring <robh@kernel.org>
2021-07-15 07:35:15 -06:00
Hu Haowen
530c4374e2 docs/zh_CN: add a missing space character
"LinusTorvalds" is not pretty. Replace it with "Linus Torvalds".

Signed-off-by: Hu Haowen <src.res@email.cn>
Link: https://lore.kernel.org/r/20210620010444.24813-1-src.res@email.cn
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-07-15 06:33:44 -06:00
Ingo Molnar
d3fb38266a Documentation/features: Add THREAD_INFO_IN_TASK feature matrix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/YN2nhV5F0hBVNPuX@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-07-15 06:33:44 -06:00
Ingo Molnar
842f697776 Documentation/features: Update the ARCH_HAS_TICK_BROADCAST entry
Risc-V gained support recently.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/YN2nqOVHgGDt4Iid@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2021-07-15 06:33:44 -06:00
Linus Torvalds
8096acd744 Networking fixes for 5.14-rc2, including fixes from bpf and netfilter.
Current release - regressions:
 
  - sock: fix parameter order in sock_setsockopt()
 
 Current release - new code bugs:
 
  - netfilter: nft_last:
      - fix incorrect arithmetic when restoring last used
      - honor NFTA_LAST_SET on restoration
 
 Previous releases - regressions:
 
  - udp: properly flush normal packet at GRO time
 
  - sfc: ensure correct number of XDP queues; don't allow enabling the
         feature if there isn't sufficient resources to Tx from any CPU
 
  - dsa: sja1105: fix address learning getting disabled on the CPU port
 
  - mptcp: addresses a rmem accounting issue that could keep packets
         in subflow receive buffers longer than necessary, delaying
 	MPTCP-level ACKs
 
  - ip_tunnel: fix mtu calculation for ETHER tunnel devices
 
  - do not reuse skbs allocated from skbuff_fclone_cache in the napi
    skb cache, we'd try to return them to the wrong slab cache
 
  - tcp: consistently disable header prediction for mptcp
 
 Previous releases - always broken:
 
  - bpf: fix subprog poke descriptor tracking use-after-free
 
  - ipv6:
       - allocate enough headroom in ip6_finish_output2() in case
         iptables TEE is used
       - tcp: drop silly ICMPv6 packet too big messages to avoid
         expensive and pointless lookups (which may serve as a DDOS
 	vector)
       - make sure fwmark is copied in SYNACK packets
       - fix 'disable_policy' for forwarded packets (align with IPv4)
 
  - netfilter: conntrack: do not renew entry stuck in tcp SYN_SENT state
 
  - netfilter: conntrack: do not mark RST in the reply direction coming
       after SYN packet for an out-of-sync entry
 
  - mptcp: cleanly handle error conditions with MP_JOIN and syncookies
 
  - mptcp: fix double free when rejecting a join due to port mismatch
 
  - validate lwtstate->data before returning from skb_tunnel_info()
 
  - tcp: call sk_wmem_schedule before sk_mem_charge in zerocopy path
 
  - mt76: mt7921: continue to probe driver when fw already downloaded
 
  - bonding: fix multiple issues with offloading IPsec to (thru?) bond
 
  - stmmac: ptp: fix issues around Qbv support and setting time back
 
  - bcmgenet: always clear wake-up based on energy detection
 
 Misc:
 
  - sctp: move 198 addresses from unusable to private scope
 
  - ptp: support virtual clocks and timestamping
 
  - openvswitch: optimize operation for key comparison
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Merge tag 'net-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski.
 "Including fixes from bpf and netfilter.

  Current release - regressions:

   - sock: fix parameter order in sock_setsockopt()

  Current release - new code bugs:

   - netfilter: nft_last:
       - fix incorrect arithmetic when restoring last used
       - honor NFTA_LAST_SET on restoration

  Previous releases - regressions:

   - udp: properly flush normal packet at GRO time

   - sfc: ensure correct number of XDP queues; don't allow enabling the
     feature if there isn't sufficient resources to Tx from any CPU

   - dsa: sja1105: fix address learning getting disabled on the CPU port

   - mptcp: addresses a rmem accounting issue that could keep packets in
     subflow receive buffers longer than necessary, delaying MPTCP-level
     ACKs

   - ip_tunnel: fix mtu calculation for ETHER tunnel devices

   - do not reuse skbs allocated from skbuff_fclone_cache in the napi
     skb cache, we'd try to return them to the wrong slab cache

   - tcp: consistently disable header prediction for mptcp

  Previous releases - always broken:

   - bpf: fix subprog poke descriptor tracking use-after-free

   - ipv6:
       - allocate enough headroom in ip6_finish_output2() in case
         iptables TEE is used
       - tcp: drop silly ICMPv6 packet too big messages to avoid
         expensive and pointless lookups (which may serve as a DDOS
         vector)
       - make sure fwmark is copied in SYNACK packets
       - fix 'disable_policy' for forwarded packets (align with IPv4)

   - netfilter: conntrack:
       - do not renew entry stuck in tcp SYN_SENT state
       - do not mark RST in the reply direction coming after SYN packet
         for an out-of-sync entry

   - mptcp: cleanly handle error conditions with MP_JOIN and syncookies

   - mptcp: fix double free when rejecting a join due to port mismatch

   - validate lwtstate->data before returning from skb_tunnel_info()

   - tcp: call sk_wmem_schedule before sk_mem_charge in zerocopy path

   - mt76: mt7921: continue to probe driver when fw already downloaded

   - bonding: fix multiple issues with offloading IPsec to (thru?) bond

   - stmmac: ptp: fix issues around Qbv support and setting time back

   - bcmgenet: always clear wake-up based on energy detection

  Misc:

   - sctp: move 198 addresses from unusable to private scope

   - ptp: support virtual clocks and timestamping

   - openvswitch: optimize operation for key comparison"

* tag 'net-5.14-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (158 commits)
  net: dsa: properly check for the bridge_leave methods in dsa_switch_bridge_leave()
  sfc: add logs explaining XDP_TX/REDIRECT is not available
  sfc: ensure correct number of XDP queues
  sfc: fix lack of XDP TX queues - error XDP TX failed (-22)
  net: fddi: fix UAF in fza_probe
  net: dsa: sja1105: fix address learning getting disabled on the CPU port
  net: ocelot: fix switchdev objects synced for wrong netdev with LAG offload
  net: Use nlmsg_unicast() instead of netlink_unicast()
  octeontx2-pf: Fix uninitialized boolean variable pps
  ipv6: allocate enough headroom in ip6_finish_output2()
  net: hdlc: rename 'mod_init' & 'mod_exit' functions to be module-specific
  net: bridge: multicast: fix MRD advertisement router port marking race
  net: bridge: multicast: fix PIM hello router port marking race
  net: phy: marvell10g: fix differentiation of 88X3310 from 88X3340
  dsa: fix for_each_child.cocci warnings
  virtio_net: check virtqueue_add_sgs() return value
  mptcp: properly account bulk freed memory
  selftests: mptcp: fix case multiple subflows limited by server
  mptcp: avoid processing packet if a subflow reset
  mptcp: fix syncookie process if mptcp can not_accept new subflow
  ...
2021-07-14 09:24:32 -07:00
Daniel Latypov
a72fa63043 Documentation: kunit: drop obsolete note about uml_abort for coverage
Commit b6d5799b0b ("kunit: Add 'kunit_shutdown' option") changes KUnit
to call kernel_halt() by default when done testing.

This fixes the issue with not having .gcda files due to not calling
atexit() handlers, and therefore we can stop recommending people
manually tweak UML code.

The need to use older versions of GCC (<=6) remains however, due to
linktime issues, same as before. Note: There also might still be issues
with .gcda files as well in newer versions.

Signed-off-by: Daniel Latypov <dlatypov@google.com>
Reviewed-by: David Gow <davidgow@google.com>
Reviewed-by: Brendan Higgins <brendanhiggins@google.com>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
2021-07-12 13:54:12 -06:00
Baruch Siach
f35e0cc252 doc, af_xdp: Fix bind flags option typo
Fix XDP_ZERO_COPY flag typo since it is actually named XDP_ZEROCOPY
instead as per if_xdp.h uapi header.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Magnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/bpf/1656fdf94704e9e735df0f8b97667d8f26dd098b.1625550240.git.baruch@tkos.co.il
2021-07-12 16:55:01 +02:00
Linus Torvalds
de55409658 RTC for 5.14
Drivers:
  - add or fix SPDX identifiers
  - NXP pcf*: fix datasheet URLs
  - imxdi: add wakeup support
  - pcf2127: handle timestamp interrupts, this fixes a possible interrupt storm
  - bd70528: Drop BD70528 support
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Merge tag 'rtc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux

Pull RTC updates from Alexandre Belloni:
 "Mostly documentation/comment changes and non urgent fixes.

   - add or fix SPDX identifiers

   - NXP pcf*: fix datasheet URLs

   - imxdi: add wakeup support

   - pcf2127: handle timestamp interrupts, this fixes a possible
     interrupt storm

   - bd70528: Drop BD70528 support"

* tag 'rtc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (33 commits)
  rtc: pcf8523: rename register and bit defines
  rtc: pcf2127: handle timestamp interrupts
  rtc: at91sam9: Remove unnecessary offset variable checks
  rtc: s5m: Check return value of s5m_check_peding_alarm_interrupt()
  rtc: spear: convert to SPDX identifier
  rtc: tps6586x: convert to SPDX identifier
  rtc: tps80031: convert to SPDX identifier
  rtc: rtd119x: Fix format of SPDX identifier
  rtc: sc27xx: Fix format of SPDX identifier
  rtc: palmas: convert to SPDX identifier
  rtc: max6900: convert to SPDX identifier
  rtc: ds1374: convert to SPDX identifier
  rtc: au1xxx: convert to SPDX identifier
  rtc: pcf85063: Update the PCF85063A datasheet revision
  dt-bindings: rtc: ti,bq32k: take maintainership
  rtc: pcf8563: Fix the datasheet URL
  rtc: pcf85063: Fix the datasheet URL
  rtc: pcf2127: Fix the datasheet URL
  dt-bindings: rtc: ti,bq32k: Convert to json-schema
  dt-bindings: rtc: rx8900: Convert to YAML schema
  ...
2021-07-10 16:19:10 -07:00
Linus Torvalds
f7ea4be434 - Add rk3568 sensor support (Finley Xiao)
- Add missing MODULE_DEVICE_TABLE for the Spreadtrum sensor (Chunyan
   Zhang)
 
 - Export additionnal attributes for the int340x thermal processor
   (Srinivas Pandruvada)
 
 - Add SC7280 compatible for the tsens driver (Rajeshwari Ravindra
   Kamble)
 
 - Fix kernel documentation for thermal_zone_device_unregister()	and
   use devm_platform_get_and_ioremap_resource() (Yang Yingliang)
 
 - Fix coefficient calculations for the rcar_gen3 sensor driver (Niklas
   Söderlund)
 
 - Fix shadowing variable rcar_gen3_ths_tj_1 (Geert Uytterhoeven)
 
 - Add missing of_node_put() for the iMX and Spreadtrum sensors
   (Krzysztof Kozlowski)
 
 - Add tegra3 thermal sensor DT bindings (Dmitry Osipenko)
 
 - Stop the thermal zone monitoring when unregistering it to prevent a
   temperature update without the 'get_temp' callback (Dmitry Osipenko)
 
 - Add rk3568 DT bindings, convert bindings to yaml schemas and add the
   corresponding compatible in the Rockchip sensor (Ezequiel Garcia)
 
 - Add the sc8180x compatible for the Qualcomm tsensor (Bjorn Andersson)
 
 - Use the find_first_zero_bit()	function instead of custom code (Andy
   Shevchenko)
 
 - Fix the kernel doc for the device cooling device (Yang Li)
 
 - Reorg the processor thermal int340x to set the scene for the PCI
   mmio driver (Srinivas Pandruvada)
 
 - Add PCI MMIO driver for the int340x processor thermal driver
   (Srinivas Pandruvada)
 
 - Add hwmon sensors for the mediatek sensor (Frank Wunderlich)
 
 - Fix warning for return value reported by Smatch for the int340x
   thermal processor (Srinivas Pandruvada)
 
 - Fix wrong register access and decoding for the int340x thermal
   processor (Srinivas Pandruvada)
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Merge tag 'thermal-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux

Pull thermal updates from Daniel Lezcano:

 - Add rk3568 sensor support (Finley Xiao)

 - Add missing MODULE_DEVICE_TABLE for the Spreadtrum sensor (Chunyan
   Zhang)

 - Export additionnal attributes for the int340x thermal processor
   (Srinivas Pandruvada)

 - Add SC7280 compatible for the tsens driver (Rajeshwari Ravindra
   Kamble)

 - Fix kernel documentation for thermal_zone_device_unregister() and use
   devm_platform_get_and_ioremap_resource() (Yang Yingliang)

 - Fix coefficient calculations for the rcar_gen3 sensor driver (Niklas
   Söderlund)

 - Fix shadowing variable rcar_gen3_ths_tj_1 (Geert Uytterhoeven)

 - Add missing of_node_put() for the iMX and Spreadtrum sensors
   (Krzysztof Kozlowski)

 - Add tegra3 thermal sensor DT bindings (Dmitry Osipenko)

 - Stop the thermal zone monitoring when unregistering it to prevent a
   temperature update without the 'get_temp' callback (Dmitry Osipenko)

 - Add rk3568 DT bindings, convert bindings to yaml schemas and add the
   corresponding compatible in the Rockchip sensor (Ezequiel Garcia)

 - Add the sc8180x compatible for the Qualcomm tsensor (Bjorn Andersson)

 - Use the find_first_zero_bit() function instead of custom code (Andy
   Shevchenko)

 - Fix the kernel doc for the device cooling device (Yang Li)

 - Reorg the processor thermal int340x to set the scene for the PCI mmio
   driver (Srinivas Pandruvada)

 - Add PCI MMIO driver for the int340x processor thermal driver
   (Srinivas Pandruvada)

 - Add hwmon sensors for the mediatek sensor (Frank Wunderlich)

 - Fix warning for return value reported by Smatch for the int340x
   thermal processor (Srinivas Pandruvada)

 - Fix wrong register access and decoding for the int340x thermal
   processor (Srinivas Pandruvada)

* tag 'thermal-v5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux: (23 commits)
  thermal/drivers/int340x/processor_thermal: Fix tcc setting
  thermal/drivers/int340x/processor_thermal: Fix warning for return value
  thermal/drivers/mediatek: Add sensors-support
  thermal/drivers/int340x/processor_thermal: Add PCI MMIO based thermal driver
  thermal/drivers/int340x/processor_thermal: Split enumeration and processing part
  thermal: devfreq_cooling: Fix kernel-doc
  thermal/drivers/intel/intel_soc_dts_iosf: Switch to use find_first_zero_bit()
  dt-bindings: thermal: tsens: Add sc8180x compatible
  dt-bindings: rockchip-thermal: Support the RK3568 SoC compatible
  dt-bindings: thermal: convert rockchip-thermal to json-schema
  thermal/core/thermal_of: Stop zone device before unregistering it
  dt-bindings: thermal: Add binding for Tegra30 thermal sensor
  thermal/drivers/sprd: Add missing of_node_put for loop iteration
  thermal/drivers/imx_sc: Add missing of_node_put for loop iteration
  thermal/drivers/rcar_gen3_thermal: Do not shadow rcar_gen3_ths_tj_1
  thermal/drivers/rcar_gen3_thermal: Fix coefficient calculations
  thermal/drivers/st: Use devm_platform_get_and_ioremap_resource()
  thermal/core: Correct function name thermal_zone_device_unregister()
  dt-bindings: thermal: tsens: Add compatible string to TSENS binding for SC7280
  thermal/drivers/int340x: processor_thermal: Export additional attributes
  ...
2021-07-10 11:43:25 -07:00
Linus Torvalds
071e5aceeb ARM: Drivers for 5.14
- Reset controllers: Adding support for Microchip Sparx5 Switch.
 
 - Memory controllers: ARM Primecell PL35x SMC memory controller
   driver cleanups and improvements.
 
 - i.MX SoC drivers: Power domain support for i.MX8MM and i.MX8MN.
 
 - Rockchip: RK3568 power domains support + DT binding updates,
   cleanups.
 
 - Qualcomm SoC drivers: Amend socinfo with more SoC/PMIC details,
   including support for MSM8226, MDM9607, SM6125 and SC8180X.
 
 - ARM FFA driver: "Firmware Framework for ARMv8-A", defining
   management interfaces and communication (including bus model)
   between partitions both in Normal and Secure Worlds.
 
 - Tegra Memory controller changes, including major rework to deal
   with identity mappings at boot and integration with ARM SMMU
   pieces.
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Merge tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM driver updates from Olof Johansson:

 - Reset controllers: Adding support for Microchip Sparx5 Switch.

 - Memory controllers: ARM Primecell PL35x SMC memory controller driver
   cleanups and improvements.

 - i.MX SoC drivers: Power domain support for i.MX8MM and i.MX8MN.

 - Rockchip: RK3568 power domains support + DT binding updates,
   cleanups.

 - Qualcomm SoC drivers: Amend socinfo with more SoC/PMIC details,
   including support for MSM8226, MDM9607, SM6125 and SC8180X.

 - ARM FFA driver: "Firmware Framework for ARMv8-A", defining management
   interfaces and communication (including bus model) between partitions
   both in Normal and Secure Worlds.

 - Tegra Memory controller changes, including major rework to deal with
   identity mappings at boot and integration with ARM SMMU pieces.

* tag 'arm-drivers-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (120 commits)
  firmware: turris-mox-rwtm: add marvell,armada-3700-rwtm-firmware compatible string
  firmware: turris-mox-rwtm: show message about HWRNG registration
  firmware: turris-mox-rwtm: fail probing when firmware does not support hwrng
  firmware: turris-mox-rwtm: report failures better
  firmware: turris-mox-rwtm: fix reply status decoding function
  soc: imx: gpcv2: add support for i.MX8MN power domains
  dt-bindings: add defines for i.MX8MN power domains
  firmware: tegra: bpmp: Fix Tegra234-only builds
  iommu/arm-smmu: Use Tegra implementation on Tegra186
  iommu/arm-smmu: tegra: Implement SID override programming
  iommu/arm-smmu: tegra: Detect number of instances at runtime
  dt-bindings: arm-smmu: Add Tegra186 compatible string
  firmware: qcom_scm: Add MDM9607 compatible
  soc: qcom: rpmpd: Add MDM9607 RPM Power Domains
  soc: renesas: Add support to read LSI DEVID register of RZ/G2{L,LC} SoC's
  soc: renesas: Add ARCH_R9A07G044 for the new RZ/G2L SoC's
  dt-bindings: soc: rockchip: drop unnecessary #phy-cells from grf.yaml
  memory: emif: remove unused frequency and voltage notifiers
  memory: fsl_ifc: fix leak of private memory on probe failure
  memory: fsl_ifc: fix leak of IO mapping on probe failure
  ...
2021-07-10 09:46:20 -07:00
Linus Torvalds
e083bbd604 ARM: Devicetree material for 5.14
Like always, the DT branch is sizable. There are numerous additions and
 fixes to existing platforms, but also a handful of new ones introduced.
 Less than some other releases, but there's been significant work on
 cleanups, refactorings and device enabling on existing platforms.
 
 A non-exhaustive list of new material:
 
  - Refactoring of BCM2711 dtsi structure to add support for the Raspberry Pi 400
  - Rockchip: RK3568 SoC and EVB, video codecs for rk3036/3066/3188/322x
  - Qualcomm: SA8155p Automotive platform (SM8150 derivative),
    SM8150/8250 enhancements and support for Sony Xperia 1/1II and 5/5II
  - TI K3: PCI/USB3 support on AM64-sk boards, R5 remoteproc definitions
  - TI OMAP: Various cleanups
  - Tegra: Audio support for Jetson Xavier NX, SMMU support on Tegra194
  - Qualcomm: lots of additions for peripherals across several SoCs, and
    new support for Microsoft Surface Duo (SM8150-based), Huawei Ascend G7.
  - i.MX: Numerous additions of features across SoCs and boards.
  - Allwinner: More device bindings for V3s, Forlinx OKA40i-C and NanoPi
    R1S H5 boards
  - MediaTek: More device bindings for mt8167, new Chromebook system
    variants for mt8183
  - Renesas: RZ/G2L SoC and EVK added
  - Amlogic: BananaPi BPI-M5 board added
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Merge tag 'arm-dt-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM devicetree updates from Olof Johansson:
 "Like always, the DT branch is sizable. There are numerous additions
  and fixes to existing platforms, but also a handful of new ones
  introduced. Less than some other releases, but there's been
  significant work on cleanups, refactorings and device enabling on
  existing platforms.

  A non-exhaustive list of new material:

   - Refactoring of BCM2711 dtsi structure to add support for the
     Raspberry Pi 400

   - Rockchip: RK3568 SoC and EVB, video codecs for
     rk3036/3066/3188/322x

   - Qualcomm: SA8155p Automotive platform (SM8150 derivative),
     SM8150/8250 enhancements and support for Sony Xperia 1/1II and
     5/5II

   - TI K3: PCI/USB3 support on AM64-sk boards, R5 remoteproc
     definitions

   - TI OMAP: Various cleanups

   - Tegra: Audio support for Jetson Xavier NX, SMMU support on Tegra194

   - Qualcomm: lots of additions for peripherals across several SoCs,
     and new support for Microsoft Surface Duo (SM8150-based), Huawei
     Ascend G7.

   - i.MX: Numerous additions of features across SoCs and boards.

   - Allwinner: More device bindings for V3s, Forlinx OKA40i-C and
     NanoPi R1S H5 boards

   - MediaTek: More device bindings for mt8167, new Chromebook system
     variants for mt8183

   - Renesas: RZ/G2L SoC and EVK added

   - Amlogic: BananaPi BPI-M5 board added"

* tag 'arm-dt-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (511 commits)
  arm64: dts: rockchip: add basic dts for RK3568 EVB
  arm64: dts: rockchip: add core dtsi for RK3568 SoC
  arm64: dts: rockchip: add generic pinconfig settings used by most Rockchip socs
  ARM: dts: rockchip: add vpu and vdec node for RK322x
  ARM: dts: rockchip: add vpu nodes for RK3066 and RK3188
  ARM: dts: rockchip: add vpu node for RK3036
  arm64: dts: ipq8074: Add QUP6 I2C node
  arm64: dts: rockchip: Re-add regulator-always-on for vcc_sdio for rk3399-roc-pc
  arm64: dts: rockchip: Re-add regulator-boot-on, regulator-always-on for vdd_gpu on rk3399-roc-pc
  arm64: dts: rockchip: add ir-receiver for rk3399-roc-pc
  arm64: dts: rockchip: Add USB-C port details for rk3399 Firefly
  arm64: dts: rockchip: Sort rk3399 firefly pinmux entries
  arm64: dts: rockchip: add infrared receiver node to RK3399 Firefly
  arm64: dts: rockchip: add SPDIF node for rk3399-firefly
  arm64: dts: rockchip: Add Rotation Property for OGA Panel
  arm64: dts: qcom: sc7180: bus votes for eMMC and SD card
  arm64: dts: qcom: sm8250-edo: Add Samsung touchscreen
  arm64: dts: qcom: sm8250-edo: Enable GPI DMA
  arm64: dts: qcom: sm8250-edo: Enable ADSP/CDSP/SLPI
  arm64: dts: qcom: sm8250-edo: Enable PCIe
  ...
2021-07-10 09:33:54 -07:00
Linus Torvalds
6e207b8821 ARM: SoC changes for 5.14
A few SoC (code) changes have queued up this cycle, mostly for minor
 changes and some refactoring and cleanup of legacy platforms. This
 branch also contains a few of the fixes that weren't sent in by the end
 of the release (all fairly minor).
 
  - Adding an additional maintainer for the TEE subsystem (Sumit Garg)
 
  - Quite a significant modernization of the IXP4xx platforms by Linus
    Walleij, revisiting with a new PCI host driver/binding, removing legacy
    mach/* include dependencies and moving platform detection/config to
    drivers/soc. Also some updates/cleanup of platform data.
 
  - Core power domain support for Tegra platforms, and some improvements
    in build test coverage by adding stubs for compile test targets.
 
  - A handful of updates to i.MX platforms, adding legacy (non-PSCI) SMP
    support on i.MX7D, SoC ID setup for i.MX50, removal of platform data
    and board fixups for iMX6/7.
 
  ... and a few smaller changes and fixes for Samsung, OMAP, Allwinner,
  Rockchip.
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Merge tag 'arm-soc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc

Pull ARM SoC updates from Olof Johansson:
 "A few SoC (code) changes have queued up this cycle, mostly for minor
  changes and some refactoring and cleanup of legacy platforms. This
  branch also contains a few of the fixes that weren't sent in by the
  end of the release (all fairly minor).

   - Adding an additional maintainer for the TEE subsystem (Sumit Garg)

   - Quite a significant modernization of the IXP4xx platforms by Linus
     Walleij, revisiting with a new PCI host driver/binding, removing
     legacy mach/* include dependencies and moving platform
     detection/config to drivers/soc. Also some updates/cleanup of
     platform data.

   - Core power domain support for Tegra platforms, and some
     improvements in build test coverage by adding stubs for compile
     test targets.

   - A handful of updates to i.MX platforms, adding legacy (non-PSCI)
     SMP support on i.MX7D, SoC ID setup for i.MX50, removal of platform
     data and board fixups for iMX6/7.

  ... and a few smaller changes and fixes for Samsung, OMAP, Allwinner,
  Rockchip"

* tag 'arm-soc-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc: (53 commits)
  MAINTAINERS: Add myself as TEE subsystem reviewer
  ixp4xx: fix spelling mistake in Kconfig "Devce" -> "Device"
  hw_random: ixp4xx: Add OF support
  hw_random: ixp4xx: Add DT bindings
  hw_random: ixp4xx: Turn into a module
  hw_random: ixp4xx: Use SPDX license tag
  hw_random: ixp4xx: enable compile-testing
  pata: ixp4xx: split platform data to its own header
  soc: ixp4xx: move cpu detection to linux/soc/ixp4xx/cpu.h
  PCI: ixp4xx: Add a new driver for IXP4xx
  PCI: ixp4xx: Add device tree bindings for IXP4xx
  ARM/ixp4xx: Make NEED_MACH_IO_H optional
  ARM/ixp4xx: Move the virtual IObases
  MAINTAINERS: ARM/MStar/Sigmastar SoCs: Add a link to the MStar tree
  ARM: debug: add UART early console support for MSTAR SoCs
  ARM: dts: ux500: Fix LED probing
  ARM: imx: add smp support for imx7d
  ARM: imx6q: drop of_platform_default_populate() from init_machine
  arm64: dts: rockchip: Update RK3399 PCI host bridge window to 32-bit address memory
  soc/tegra: fuse: Fix Tegra234-only builds
  ...
2021-07-10 09:22:44 -07:00
Alexandre Belloni
08eeafbba5 dt-bindings: rtc: ti,bq32k: take maintainership
Take maintainership of the binding as PAvel said he doesn't have the
hardware anymore.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Pavel Machek <pavel@ucw.cz>
Link: https://lore.kernel.org/r/20210620224030.1115356-1-alexandre.belloni@bootlin.com
2021-07-10 01:39:22 +02:00
Linus Torvalds
227c4d507c f2fs-for-5.14-rc1
In this round, we've improved the compression support especially for Android
 such as allowing compression for mmap files, replacing the immutable bit with
 internal bit to prohibits data writes explicitly, and adding a mount option,
 "compress_cache", to improve random reads. And, we added "readonly" feature to
 compact the partition w/ compression enabled, which will be useful for Android
 RO partitions.
 
 Enhancement:
  - support compression for mmap file
  - use an f2fs flag instead of IMMUTABLE bit for compression
  - support RO feature w/ extent_cache
  - fully support swapfile with file pinning
  - improve atgc tunability
  - add nocompress extensions to unselect files for compression
 
 Bug fix:
  - fix false alaram on iget failure during GC
  - fix race condition on global pointers when there are multiple f2fs instances
  - add MODULE_SOFTDEP for initramfs
 
 As usual, we've also cleaned up some places for better code readability.
 (e.g., sysfs/feature, debugging messages, slab cache name, and docs)
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Merge tag 'f2fs-for-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs updates from Jaegeuk Kim:
 "In this round, we've improved the compression support especially for
  Android such as allowing compression for mmap files, replacing the
  immutable bit with internal bit to prohibits data writes explicitly,
  and adding a mount option, "compress_cache", to improve random reads.
  And, we added "readonly" feature to compact the partition w/
  compression enabled, which will be useful for Android RO partitions.

  Enhancements:
   - support compression for mmap file
   - use an f2fs flag instead of IMMUTABLE bit for compression
   - support RO feature w/ extent_cache
   - fully support swapfile with file pinning
   - improve atgc tunability
   - add nocompress extensions to unselect files for compression

  Bug fixes:
   - fix false alaram on iget failure during GC
   - fix race condition on global pointers when there are multiple f2fs
     instances
   - add MODULE_SOFTDEP for initramfs

  As usual, we've also cleaned up some places for better code
  readability (e.g., sysfs/feature, debugging messages, slab cache
  name, and docs)"

* tag 'f2fs-for-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (32 commits)
  f2fs: drop dirty node pages when cp is in error status
  f2fs: initialize page->private when using for our internal use
  f2fs: compress: add nocompress extensions support
  MAINTAINERS: f2fs: update my email address
  f2fs: remove false alarm on iget failure during GC
  f2fs: enable extent cache for compression files in read-only
  f2fs: fix to avoid adding tab before doc section
  f2fs: introduce f2fs_casefolded_name slab cache
  f2fs: swap: support migrating swapfile in aligned write mode
  f2fs: swap: remove dead codes
  f2fs: compress: add compress_inode to cache compressed blocks
  f2fs: clean up /sys/fs/f2fs/<disk>/features
  f2fs: add pin_file in feature list
  f2fs: Advertise encrypted casefolding in sysfs
  f2fs: Show casefolding support only when supported
  f2fs: support RO feature
  f2fs: logging neatening
  f2fs: introduce FI_COMPRESS_RELEASED instead of using IMMUTABLE bit
  f2fs: compress: remove unneeded preallocation
  f2fs: atgc: export entries for better tunability via sysfs
  ...
2021-07-09 09:37:56 -07:00
Linus Torvalds
bd9c350603 Merge branch 'akpm' (patches from Andrew)
Pull yet more updates from Andrew Morton:
 "54 patches.

  Subsystems affected by this patch series: lib, mm (slub, secretmem,
  cleanups, init, pagemap, and mremap), and debug"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (54 commits)
  powerpc/mm: enable HAVE_MOVE_PMD support
  powerpc/book3s64/mm: update flush_tlb_range to flush page walk cache
  mm/mremap: allow arch runtime override
  mm/mremap: hold the rmap lock in write mode when moving page table entries.
  mm/mremap: use pmd/pud_poplulate to update page table entries
  mm/mremap: don't enable optimized PUD move if page table levels is 2
  mm/mremap: convert huge PUD move to separate helper
  selftest/mremap_test: avoid crash with static build
  selftest/mremap_test: update the test to handle pagesize other than 4K
  mm: rename p4d_page_vaddr to p4d_pgtable and make it return pud_t *
  mm: rename pud_page_vaddr to pud_pgtable and make it return pmd_t *
  kdump: use vmlinux_build_id to simplify
  buildid: fix kernel-doc notation
  buildid: mark some arguments const
  scripts/decode_stacktrace.sh: indicate 'auto' can be used for base path
  scripts/decode_stacktrace.sh: silence stderr messages from addr2line/nm
  scripts/decode_stacktrace.sh: support debuginfod
  x86/dumpstack: use %pSb/%pBb for backtrace printing
  arm64: stacktrace: use %pSb for backtrace printing
  module: add printk formats to add module build ID to stacktraces
  ...
2021-07-09 09:29:13 -07:00
Linus Torvalds
8c1bfd7460 pwm: Changes for v5.14-rc1
This contains mostly various fixes, cleanups and some conversions to the
 atomic API. One noteworthy change is that PWM consumers can now pass a
 hint to the PWM core about the PWM usage, enabling PWM providers to
 implement various optimizations.
 
 There's also a fair bit of simplification here with the addition of some
 device-managed helpers as well as unification between the DT and ACPI
 firmware interfaces.
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Merge tag 'pwm/for-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm

Pull pwm updates from Thierry Reding:
 "This contains mostly various fixes, cleanups and some conversions to
  the atomic API. One noteworthy change is that PWM consumers can now
  pass a hint to the PWM core about the PWM usage, enabling PWM
  providers to implement various optimizations.

  There's also a fair bit of simplification here with the addition of
  some device-managed helpers as well as unification between the DT and
  ACPI firmware interfaces"

* tag 'pwm/for-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: (50 commits)
  pwm: Remove redundant assignment to pointer pwm
  pwm: ep93xx: Fix read of uninitialized variable ret
  pwm: ep93xx: Prepare clock before using it
  pwm: ep93xx: Unfold legacy callbacks into ep93xx_pwm_apply()
  pwm: ep93xx: Implement .apply callback
  pwm: vt8500: Only unprepare the clock after the pwmchip was removed
  pwm: vt8500: Drop if with an always false condition
  pwm: tegra: Assert reset only after the PWM was unregistered
  pwm: tegra: Don't needlessly enable and disable the clock in .remove()
  pwm: tegra: Don't modify HW state in .remove callback
  pwm: tegra: Drop an if block with an always false condition
  pwm: core: Simplify some devm_*pwm*() functions
  pwm: core: Remove unused devm_pwm_put()
  pwm: core: Unify fwnode checks in the module
  pwm: core: Reuse fwnode_to_pwmchip() in ACPI case
  pwm: core: Convert to use fwnode for matching
  docs: firmware-guide: ACPI: Add a PWM example
  dt-bindings: pwm: pwm-tiecap: Add compatible string for AM64 SoC
  dt-bindings: pwm: pwm-tiecap: Convert to json schema
  pwm: sprd: Don't check the return code of pwmchip_remove()
  ...
2021-07-08 12:18:04 -07:00
Linus Torvalds
316a2c9b6a pci-v5.14-changes
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Merge tag 'pci-v5.14-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull pci updates from Bjorn Helgaas:
 "Enumeration:
   - Fix dsm_label_utf16s_to_utf8s() buffer overrun (Krzysztof
     Wilczyński)
   - Rely on lengths from scnprintf(), dsm_label_utf16s_to_utf8s()
     (Krzysztof Wilczyński)
   - Use sysfs_emit() and sysfs_emit_at() in "show" functions (Krzysztof
     Wilczyński)
   - Fix 'resource_alignment' newline issues (Krzysztof Wilczyński)
   - Add 'devspec' newline (Krzysztof Wilczyński)
   - Dynamically map ECAM regions (Russell King)

  Resource management:
   - Coalesce host bridge contiguous apertures (Kai-Heng Feng)

  PCIe native device hotplug:
   - Ignore Link Down/Up caused by DPC (Lukas Wunner)

  Power management:
   - Leave Apple Thunderbolt controllers on for s2idle or standby
     (Konstantin Kharlamov)

  Virtualization:
   - Work around Huawei Intelligent NIC VF FLR erratum (Chiqijun)
   - Clarify error message for unbound IOV devices (Moritz Fischer)
   - Add pci_reset_bus_function() Secondary Bus Reset interface (Raphael
     Norwitz)

  Peer-to-peer DMA:
   - Simplify distance calculation (Christoph Hellwig)
   - Finish RCU conversion of pdev->p2pdma (Eric Dumazet)
   - Rename upstream_bridge_distance() and rework doc (Logan Gunthorpe)
   - Collect acs list in stack buffer to avoid sleeping (Logan
     Gunthorpe)
   - Use correct calc_map_type_and_dist() return type (Logan Gunthorpe)
   - Warn if host bridge not in whitelist (Logan Gunthorpe)
   - Refactor pci_p2pdma_map_type() (Logan Gunthorpe)
   - Avoid pci_get_slot(), which may sleep (Logan Gunthorpe)

  Altera PCIe controller driver:
   - Add Joyce Ooi as Altera PCIe maintainer (Joyce Ooi)

  Broadcom iProc PCIe controller driver:
   - Fix multi-MSI base vector number allocation (Sandor Bodo-Merle)
   - Support multi-MSI only on uniprocessor kernel (Sandor Bodo-Merle)

  Freescale i.MX6 PCIe controller driver:
   - Limit DBI register length for imx6qp PCIe (Richard Zhu)
   - Add "vph-supply" for PHY supply voltage (Richard Zhu)
   - Enable PHY internal regulator when supplied >3V (Richard Zhu)
   - Remove imx6_pcie_probe() redundant error message (Zhen Lei)

  Intel Gateway PCIe controller driver:
   - Fix INTx enable (Martin Blumenstingl)

  Marvell Aardvark PCIe controller driver:
   - Fix checking for PIO Non-posted Request (Pali Rohár)
   - Implement workaround for the readback value of VEND_ID (Pali Rohár)

  MediaTek PCIe controller driver:
   - Remove redundant error printing in mtk_pcie_subsys_powerup() (Zhen
     Lei)

  MediaTek PCIe Gen3 controller driver:
   - Add missing MODULE_DEVICE_TABLE (Zou Wei)

  Microchip PolarFlare PCIe controller driver:
   - Make struct event_descs static (Krzysztof Wilczyński)

  Microsoft Hyper-V host bridge driver:
   - Fix race condition when removing the device (Long Li)
   - Remove bus device removal unused refcount/functions (Long Li)

  Mobiveil PCIe controller driver:
   - Remove unused readl and writel functions (Krzysztof Wilczyński)

  NVIDIA Tegra PCIe controller driver:
   - Add missing MODULE_DEVICE_TABLE (Zou Wei)

  NVIDIA Tegra194 PCIe controller driver:
   - Fix tegra_pcie_ep_raise_msi_irq() ill-defined shift (Jon Hunter)
   - Fix host initialization during resume (Vidya Sagar)

  Rockchip PCIe controller driver:
   - Register IRQ handlers after device and data are ready (Javier
     Martinez Canillas)"

* tag 'pci-v5.14-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (48 commits)
  PCI/P2PDMA: Finish RCU conversion of pdev->p2pdma
  PCI: xgene: Annotate __iomem pointer
  PCI: Fix kernel-doc formatting
  PCI: cpcihp: Declare cpci_debug in header file
  MAINTAINERS: Add Joyce Ooi as Altera PCIe maintainer
  PCI: rockchip: Register IRQ handlers after device and data are ready
  PCI: tegra194: Fix tegra_pcie_ep_raise_msi_irq() ill-defined shift
  PCI: aardvark: Implement workaround for the readback value of VEND_ID
  PCI: aardvark: Fix checking for PIO Non-posted Request
  PCI: tegra194: Fix host initialization during resume
  PCI: tegra: Add missing MODULE_DEVICE_TABLE
  PCI: imx6: Enable PHY internal regulator when supplied >3V
  dt-bindings: imx6q-pcie: Add "vph-supply" for PHY supply voltage
  PCI: imx6: Limit DBI register length for imx6qp PCIe
  PCI: imx6: Remove imx6_pcie_probe() redundant error message
  PCI: intel-gw: Fix INTx enable
  PCI: iproc: Support multi-MSI only on uniprocessor kernel
  PCI: iproc: Fix multi-MSI base vector number allocation
  PCI: mediatek-gen3: Add missing MODULE_DEVICE_TABLE
  PCI: Dynamically map ECAM regions
  ...
2021-07-08 12:06:20 -07:00
Stephen Boyd
9294523e37 module: add printk formats to add module build ID to stacktraces
Let's make kernel stacktraces easier to identify by including the build
ID[1] of a module if the stacktrace is printing a symbol from a module.
This makes it simpler for developers to locate a kernel module's full
debuginfo for a particular stacktrace.  Combined with
scripts/decode_stracktrace.sh, a developer can download the matching
debuginfo from a debuginfod[2] server and find the exact file and line
number for the functions plus offsets in a stacktrace that match the
module.  This is especially useful for pstore crash debugging where the
kernel crashes are recorded in something like console-ramoops and the
recovery kernel/modules are different or the debuginfo doesn't exist on
the device due to space concerns (the debuginfo can be too large for space
limited devices).

Originally, I put this on the %pS format, but that was quickly rejected
given that %pS is used in other places such as ftrace where build IDs
aren't meaningful.  There was some discussions on the list to put every
module build ID into the "Modules linked in:" section of the stacktrace
message but that quickly becomes very hard to read once you have more than
three or four modules linked in.  It also provides too much information
when we don't expect each module to be traversed in a stacktrace.  Having
the build ID for modules that aren't important just makes things messy.
Splitting it to multiple lines for each module quickly explodes the number
of lines printed in an oops too, possibly wrapping the warning off the
console.  And finally, trying to stash away each module used in a
callstack to provide the ID of each symbol printed is cumbersome and would
require changes to each architecture to stash away modules and return
their build IDs once unwinding has completed.

Instead, we opt for the simpler approach of introducing new printk formats
'%pS[R]b' for "pointer symbolic backtrace with module build ID" and '%pBb'
for "pointer backtrace with module build ID" and then updating the few
places in the architecture layer where the stacktrace is printed to use
this new format.

Before:

 Call trace:
  lkdtm_WARNING+0x28/0x30 [lkdtm]
  direct_entry+0x16c/0x1b4 [lkdtm]
  full_proxy_write+0x74/0xa4
  vfs_write+0xec/0x2e8

After:

 Call trace:
  lkdtm_WARNING+0x28/0x30 [lkdtm 6c2215028606bda50de823490723dc4bc5bf46f9]
  direct_entry+0x16c/0x1b4 [lkdtm 6c2215028606bda50de823490723dc4bc5bf46f9]
  full_proxy_write+0x74/0xa4
  vfs_write+0xec/0x2e8

[akpm@linux-foundation.org: fix build with CONFIG_MODULES=n, tweak code layout]
[rdunlap@infradead.org: fix build when CONFIG_MODULES is not set]
  Link: https://lkml.kernel.org/r/20210513171510.20328-1-rdunlap@infradead.org
[akpm@linux-foundation.org: make kallsyms_lookup_buildid() static]
[cuibixuan@huawei.com: fix build error when CONFIG_SYSFS is disabled]
  Link: https://lkml.kernel.org/r/20210525105049.34804-1-cuibixuan@huawei.com

Link: https://lkml.kernel.org/r/20210511003845.2429846-6-swboyd@chromium.org
Link: https://fedoraproject.org/wiki/Releases/FeatureBuildId [1]
Link: https://sourceware.org/elfutils/Debuginfod.html [2]
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bixuan Cui <cuibixuan@huawei.com>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Jessica Yu <jeyu@kernel.org>
Cc: Evan Green <evgreen@chromium.org>
Cc: Hsin-Yi Wang <hsinyi@chromium.org>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Baoquan He <bhe@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Dave Young <dyoung@redhat.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vivek Goyal <vgoyal@redhat.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-07-08 11:48:22 -07:00
Linus Torvalds
aef4226f91 More power management updates for 5.14-rc1
- Drop the ->stop_cpu() (not really useful) and ->resolve_freq()
    (unused) cpufreq driver callbacks and modify the users of the
    former accordingly (Viresh Kumar, Rafael Wysocki).
 
  - Add frequency invariance support to the ACPI CPPC cpufreq driver
    again along with the related fixes and cleanups (Viresh Kumar).
 
  - Update the Meditak, qcom and SCMI ARM cpufreq drivers (Fabien
    Parent, Seiya Wang, Sibi Sankar, Christophe JAILLET).
 
  - Rename black/white-lists in the DT cpufreq driver (Viresh Kumar).
 
  - Add generic performance domains support to the dvfs DT bindings
    (Sudeep Holla).
 
  - Refine locking in the generic power domains (genpd) support code
    to avoid lock dependency issues (Stephen Boyd).
 
  - Update the MSM and qcom ARM cpuidle drivers (Bartosz Dudziak).
 
  - Simplify the PM core debug code by using ktime_us_delta() to
    compute time interval lengths (Mark-PK Tsai).
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Merge tag 'pm-5.14-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull more power management updates from Rafael Wysocki:
 "These include cpufreq core simplifications and fixes, cpufreq driver
  updates, cpuidle driver update, a generic power domains (genpd)
  locking fix and a debug-related simplification of the PM core.

  Specifics:

   - Drop the ->stop_cpu() (not really useful) and ->resolve_freq()
     (unused) cpufreq driver callbacks and modify the users of the
     former accordingly (Viresh Kumar, Rafael Wysocki).

   - Add frequency invariance support to the ACPI CPPC cpufreq driver
     again along with the related fixes and cleanups (Viresh Kumar).

   - Update the Meditak, qcom and SCMI ARM cpufreq drivers (Fabien
     Parent, Seiya Wang, Sibi Sankar, Christophe JAILLET).

   - Rename black/white-lists in the DT cpufreq driver (Viresh Kumar).

   - Add generic performance domains support to the dvfs DT bindings
     (Sudeep Holla).

   - Refine locking in the generic power domains (genpd) support code to
     avoid lock dependency issues (Stephen Boyd).

   - Update the MSM and qcom ARM cpuidle drivers (Bartosz Dudziak).

   - Simplify the PM core debug code by using ktime_us_delta() to
     compute time interval lengths (Mark-PK Tsai)"

* tag 'pm-5.14-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (21 commits)
  PM: domains: Shrink locking area of the gpd_list_lock
  PM: sleep: Use ktime_us_delta() in initcall_debug_report()
  cpufreq: CPPC: Add support for frequency invariance
  arch_topology: Avoid use-after-free for scale_freq_data
  cpufreq: CPPC: Pass structure instance by reference
  cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init
  cpufreq: Remove ->resolve_freq()
  cpufreq: Reuse cpufreq_driver_resolve_freq() in __cpufreq_driver_target()
  cpufreq: Remove the ->stop_cpu() driver callback
  cpufreq: powernv: Migrate to ->exit() callback instead of ->stop_cpu()
  cpufreq: CPPC: Migrate to ->exit() callback instead of ->stop_cpu()
  cpufreq: intel_pstate: Combine ->stop_cpu() and ->offline()
  cpuidle: qcom: Add SPM register data for MSM8226
  dt-bindings: arm: msm: Add SAW2 for MSM8226
  dt-bindings: cpufreq: update cpu type and clock name for MT8173 SoC
  clk: mediatek: remove deprecated CLK_INFRA_CA57SEL for MT8173 SoC
  cpufreq: dt: Rename black/white-lists
  cpufreq: scmi: Fix an error message
  cpufreq: mediatek: add support for mt8365
  dt-bindings: dvfs: Add support for generic performance domains
  ...
2021-07-07 13:22:59 -07:00
Linus Torvalds
c6e8c51f69 power supply and reset changes for the v5.14 series
battery/charger driver changes:
  * convert charger-manager binding to YAML
  * drop bd70528-charger driver
  * drop pm2301-charger driver
  * introduce rt5033-battery driver
  * misc. improvements and fixes
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Merge tag 'for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 "Battery/charger driver changes:

   - convert charger-manager binding to YAML

   - drop bd70528-charger driver

   - drop pm2301-charger driver

   - introduce rt5033-battery driver

   - misc improvements and fixes"

* tag 'for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (42 commits)
  power: supply: ab8500: Fix an old bug
  power: supply: axp288_fuel_gauge: remove redundant continue statement
  power: supply: axp288_fuel_gauge: Make "T3 MRD" no_battery_list DMI entry more generic
  power: supply: axp288_fuel_gauge: Rename fuel_gauge_blacklist to no_battery_list
  power: supply: bq24190_charger: drop of_match_ptr() from device ID table
  drivers: power: add missing MODULE_DEVICE_TABLE in keystone-reset.c
  power: supply: ab8500: add missing MODULE_DEVICE_TABLE
  power: supply: charger-manager: add missing MODULE_DEVICE_TABLE
  power: reset: regulator-poweroff: add missing MODULE_DEVICE_TABLE
  power: supply: cpcap-charger: get the battery inserted infomation from cpcap-battery
  power: supply: cpcap-battery: invalidate config when incompatible measurements are read
  power: supply: axp20x_battery: allow disabling battery charging
  power: supply: max17040: drop unused platform data support
  power: supply: max17040: simplify POWER_SUPPLY_PROP_ONLINE
  power: supply: max17040: remove non-working POWER_SUPPLY_PROP_STATUS
  power: reset: at91-sama5d2_shdwc: Remove redundant error printing in at91_shdwc_probe()
  power: reset: gpio-poweroff: add missing MODULE_DEVICE_TABLE
  power: supply: rt5033_battery: Fix device tree enumeration
  dt-bindings: power: supply: Add DT schema for richtek,rt5033-battery
  power: supply: Drop BD70528 support
  ...
2021-07-07 13:17:48 -07:00
Linus Torvalds
9d69294be2 linux-watchdog 5.14-rc1 tag
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Merge tag 'linux-watchdog-5.14-rc1' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog updates from Wim Van Sebroeck:

 - Add Mstar MSC313e WDT driver

 - Add support for sama7g5-wdt

 - Add compatible for SC7280 SoC

 - Add compatible for Mediatek MT8195

 - sbsa: Support architecture version 1

 - Removal of the MV64x60 watchdog driver

 - Extra PCI IDs for hpwdt

 - Add hrtimer-based pretimeout feature

 - Add {min,max}_timeout sysfs nodes

 - keembay timeout and pre-timeout handling

 - Several fixes, cleanups and improvements

* tag 'linux-watchdog-5.14-rc1' of git://www.linux-watchdog.org/linux-watchdog: (56 commits)
  watchdog: iTCO_wdt: use dev_err() instead of pr_err()
  watchdog: Add Mstar MSC313e WDT driver
  dt-bindings: watchdog: Add Mstar MSC313e WDT devicetree bindings documentation
  watchdog: iTCO_wdt: Account for rebooting on second timeout
  dt-bindings: watchdog: Convert arm,sbsa-gwdt to DT schema
  dt-bindings: watchdog: sama5d4-wdt: add compatible for sama7g5-wdt
  watchdog: sama5d4_wdt: add support for sama7g5-wdt
  dt-bindings: watchdog: sama5d4-wdt: convert to yaml
  watchdog: ziirave_wdt: Remove VERSION_FMT defines and add sysfs newlines
  dt-bindings: watchdog: Add compatible for Mediatek MT8195
  dt-bindings: watchdog: dw-wdt: add description for rk3568
  watchdog: imx_sc_wdt: fix pretimeout
  watchdog: diag288_wdt: Remove redundant assignment
  watchdog: Add hrtimer-based pretimeout feature
  dt-bindings: watchdog: Add compatible for SC7280 SoC
  watchdog: qcom: Move suspend/resume to suspend_late/resume_early
  watchdog: Fix a typo in the file orion_wdt.c
  watchdog: jz4740: Fix return value check in jz4740_wdt_probe()
  watchdog: Remove MV64x60 watchdog driver
  doc: mtk-wdt: support pre-timeout when the bark irq is available
  ...
2021-07-07 12:57:46 -07:00
Rafael J. Wysocki
843372db2e Merge branches 'pm-cpuidle', 'pm-sleep' and 'pm-domains'
* pm-cpuidle:
  cpuidle: qcom: Add SPM register data for MSM8226
  dt-bindings: arm: msm: Add SAW2 for MSM8226

* pm-sleep:
  PM: sleep: Use ktime_us_delta() in initcall_debug_report()

* pm-domains:
  PM: domains: Shrink locking area of the gpd_list_lock
2021-07-07 20:17:43 +02:00
Linus Torvalds
1423e2660c Fixes and improvements for FPU handling on x86:
- Prevent sigaltstack out of bounds writes. The kernel unconditionally
     writes the FPU state to the alternate stack without checking whether
     the stack is large enough to accomodate it.
 
     Check the alternate stack size before doing so and in case it's too
     small force a SIGSEGV instead of silently corrupting user space data.
 
   - MINSIGSTKZ and SIGSTKSZ are constants in signal.h and have never been
     updated despite the fact that the FPU state which is stored on the
     signal stack has grown over time which causes trouble in the field
     when AVX512 is available on a CPU. The kernel does not expose the
     minimum requirements for the alternate stack size depending on the
     available and enabled CPU features.
 
     ARM already added an aux vector AT_MINSIGSTKSZ for the same reason.
     Add it to x86 as well
 
   - A major cleanup of the x86 FPU code. The recent discoveries of XSTATE
     related issues unearthed quite some inconsistencies, duplicated code
     and other issues.
 
     The fine granular overhaul addresses this, makes the code more robust
     and maintainable, which allows to integrate upcoming XSTATE related
     features in sane ways.
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Merge tag 'x86-fpu-2021-07-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fpu updates from Thomas Gleixner:
 "Fixes and improvements for FPU handling on x86:

   - Prevent sigaltstack out of bounds writes.

     The kernel unconditionally writes the FPU state to the alternate
     stack without checking whether the stack is large enough to
     accomodate it.

     Check the alternate stack size before doing so and in case it's too
     small force a SIGSEGV instead of silently corrupting user space
     data.

   - MINSIGSTKZ and SIGSTKSZ are constants in signal.h and have never
     been updated despite the fact that the FPU state which is stored on
     the signal stack has grown over time which causes trouble in the
     field when AVX512 is available on a CPU. The kernel does not expose
     the minimum requirements for the alternate stack size depending on
     the available and enabled CPU features.

     ARM already added an aux vector AT_MINSIGSTKSZ for the same reason.
     Add it to x86 as well.

   - A major cleanup of the x86 FPU code. The recent discoveries of
     XSTATE related issues unearthed quite some inconsistencies,
     duplicated code and other issues.

     The fine granular overhaul addresses this, makes the code more
     robust and maintainable, which allows to integrate upcoming XSTATE
     related features in sane ways"

* tag 'x86-fpu-2021-07-07' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (74 commits)
  x86/fpu/xstate: Clear xstate header in copy_xstate_to_uabi_buf() again
  x86/fpu/signal: Let xrstor handle the features to init
  x86/fpu/signal: Handle #PF in the direct restore path
  x86/fpu: Return proper error codes from user access functions
  x86/fpu/signal: Split out the direct restore code
  x86/fpu/signal: Sanitize copy_user_to_fpregs_zeroing()
  x86/fpu/signal: Sanitize the xstate check on sigframe
  x86/fpu/signal: Remove the legacy alignment check
  x86/fpu/signal: Move initial checks into fpu__restore_sig()
  x86/fpu: Mark init_fpstate __ro_after_init
  x86/pkru: Remove xstate fiddling from write_pkru()
  x86/fpu: Don't store PKRU in xstate in fpu_reset_fpstate()
  x86/fpu: Remove PKRU handling from switch_fpu_finish()
  x86/fpu: Mask PKRU from kernel XRSTOR[S] operations
  x86/fpu: Hook up PKRU into ptrace()
  x86/fpu: Add PKRU storage outside of task XSAVE buffer
  x86/fpu: Dont restore PKRU in fpregs_restore_userspace()
  x86/fpu: Rename xfeatures_mask_user() to xfeatures_mask_uabi()
  x86/fpu: Move FXSAVE_LEAK quirk info __copy_kernel_to_fpregs()
  x86/fpu: Rename __fpregs_load_activate() to fpregs_restore_userregs()
  ...
2021-07-07 11:12:01 -07:00
Linus Torvalds
b5e6d1261e hwspinlock updates for v5.14
This adds a driver for the hardware spinlock in Allwinner sun6i.
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Merge tag 'hwlock-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc

Pull hwspinlock updates from Bjorn Andersson:
 "This adds a driver for the hardware spinlock in Allwinner sun6i"

* tag 'hwlock-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc:
  dt-bindings: hwlock: sun6i: Fix various warnings in binding
  hwspinlock: add sun6i hardware spinlock support
  dt-bindings: hwlock: add sun6i_hwspinlock
2021-07-07 10:57:51 -07:00
Linus Torvalds
d0fe3f47ef remoteproc updates for v5.14
This adds support for controlling the PRU and R5F clusters on the TI
 AM64x, the remote processor in i.MX7ULP, i.MX8MN/P and i.MX8ULP NXP and
 the audio, compute and modem remoteprocs in the Qualcomm SC8180x
 platform.
 
 It fixes improper ordering of cdev and device creation of the remoteproc
 control interface and it fixes resource leaks in the error handling path
 of rproc_add() and the Qualcomm modem and wifi remoteproc drivers.
 
 Lastly it fixes a few build warnings and replace the dummy parameter
 passed in the mailbox api of the stm32 driver to something not living on
 the stack.
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Merge tag 'rproc-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc

Pull remoteproc updates from Bjorn Andersson:
 "This adds support for controlling the PRU and R5F clusters on the TI
  AM64x, the remote processor in i.MX7ULP, i.MX8MN/P and i.MX8ULP NXP
  and the audio, compute and modem remoteprocs in the Qualcomm SC8180x
  platform.

  It fixes improper ordering of cdev and device creation of the
  remoteproc control interface and it fixes resource leaks in the error
  handling path of rproc_add() and the Qualcomm modem and wifi
  remoteproc drivers.

  Lastly it fixes a few build warnings and replace the dummy parameter
  passed in the mailbox api of the stm32 driver to something not living
  on the stack"

* tag 'rproc-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/andersson/remoteproc: (32 commits)
  remoteproc: qcom: pas: Add SC8180X adsp, cdsp and mpss
  dt-bindings: remoteproc: qcom: pas: Add SC8180X adsp, cdsp and mpss
  remoteproc: imx_rproc: support i.MX8ULP
  dt-bindings: remoteproc: imx_rproc: support i.MX8ULP
  remoteproc: stm32: fix mbox_send_message call
  remoteproc: core: Cleanup device in case of failure
  remoteproc: core: Fix cdev remove and rproc del
  remoteproc: core: Move validate before device add
  remoteproc: core: Move cdev add before device add
  remoteproc: pru: Add support for various PRU cores on K3 AM64x SoCs
  dt-bindings: remoteproc: pru: Update bindings for K3 AM64x SoCs
  remoteproc: qcom_wcnss: Use devm_qcom_smem_state_get()
  remoteproc: qcom_q6v5: Use devm_qcom_smem_state_get() to fix missing put()
  soc: qcom: smem_state: Add devm_qcom_smem_state_get()
  dt-bindings: remoteproc: qcom: pas: Fix indentation warnings
  remoteproc: imx-rproc: Fix IMX_REMOTEPROC configuration
  remoteproc: imx_rproc: support i.MX8MN/P
  remoteproc: imx_rproc: support i.MX7ULP
  remoteproc: imx_rproc: make clk optional
  remoteproc: imx_rproc: initial support for mutilple start/stop method
  ...
2021-07-07 10:50:03 -07:00
Ulf Hansson
c9cd752d8f
regulator: fixed: Mark regulator-fixed-domain as deprecated
A power domain should not be modelled as a regulator, not even for the
simplest case as recent discussions have concluded around the existing
regulator-fixed-domain DT binding.

Fortunately, there is only one user of the binding that was recently added.
Therefore, let's mark the binding as deprecated to prevent it from being
further used.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Link: https://lore.kernel.org/r/20210705133441.11344-1-ulf.hansson@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-07-07 12:01:30 +01:00
Bjorn Helgaas
570987cb4c Merge branch 'pci/host/imx6'
- Drop redundant error message from imx6_pcie_probe() (Zhen Lei)

- Limit DBI register length on i.MX 6QuadPlus (Richard Zhu)

- Add "vph-supply" to indicate which regulator supplies PHY (Richard Zhu)

- Enable PHY internal regulator when supplied >3V (Richard Zhu)

* pci/host/imx6:
  PCI: imx6: Enable PHY internal regulator when supplied >3V
  dt-bindings: imx6q-pcie: Add "vph-supply" for PHY supply voltage
  PCI: imx6: Limit DBI register length for imx6qp PCIe
  PCI: imx6: Remove imx6_pcie_probe() redundant error message
2021-07-06 10:56:26 -05:00
Ali Abdallah
1da4cd82dd netfilter: conntrack: add new sysctl to disable RST check
This patch adds a new sysctl tcp_ignore_invalid_rst to disable marking
out of segments RSTs as INVALID.

Signed-off-by: Ali Abdallah <aabdallah@suse.de>
Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2021-07-06 14:15:12 +02:00