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Commit Graph

66 Commits

Author SHA1 Message Date
Konstantin Khlebnikov
7efb2a7b85 arch/defconfig: remove CONFIG_RESOURCE_COUNTERS
This option was replaced by PAGE_COUNTER which is selected by MEMCG.

Signed-off-by: Konstantin Khlebnikov <koct9i@gmail.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Balbir Singh <bsingharora@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Linus Torvalds
05e30f01b7 Merge branch 'x86-build-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86-64 defconfig update from Ingo Molnar:
 "Small defconfig addition"

[ I'm not actually convinced our defconfig is sensible, but whatever ]

* 'x86-build-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/build/defconfig/64: Enable CONFIG_E1000E=y
2016-05-16 16:27:53 -07:00
Andrey Utkin
44ca941a67 kvmconfig: add more virtio drivers
"make defconfig kvmconfig" is supposed to end up with usable kernel for
KVM guest. In practice, it won't work for e.g. Hetzner VPS (KVM-based)
unless you add these options.

Signed-off-by: Andrey Utkin <andrey_utkin@fastmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2016-05-10 18:17:05 +02:00
Konstantin Khlebnikov
7a09b225f3 x86/build/defconfig/64: Enable CONFIG_E1000E=y
Very common ethernet. Already enabled in i386_defconfig

Signed-off-by: Konstantin Khlebnikov <koct9i@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/146105407523.18740.6392078851674393377.stgit@zurg
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-04-19 10:37:39 +02:00
Linus Torvalds
bb7aeae3d6 Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security
Pull security layer updates from James Morris:
 "There are a bunch of fixes to the TPM, IMA, and Keys code, with minor
  fixes scattered across the subsystem.

  IMA now requires signed policy, and that policy is also now measured
  and appraised"

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (67 commits)
  X.509: Make algo identifiers text instead of enum
  akcipher: Move the RSA DER encoding check to the crypto layer
  crypto: Add hash param to pkcs1pad
  sign-file: fix build with CMS support disabled
  MAINTAINERS: update tpmdd urls
  MODSIGN: linux/string.h should be #included to get memcpy()
  certs: Fix misaligned data in extra certificate list
  X.509: Handle midnight alternative notation in GeneralizedTime
  X.509: Support leap seconds
  Handle ISO 8601 leap seconds and encodings of midnight in mktime64()
  X.509: Fix leap year handling again
  PKCS#7: fix unitialized boolean 'want'
  firmware: change kernel read fail to dev_dbg()
  KEYS: Use the symbol value for list size, updated by scripts/insert-sys-cert
  KEYS: Reserve an extra certificate symbol for inserting without recompiling
  modsign: hide openssl output in silent builds
  tpm_tis: fix build warning with tpm_tis_resume
  ima: require signed IMA policy
  ima: measure and appraise the IMA policy itself
  ima: load policy using path
  ...
2016-03-17 11:33:45 -07:00
Borislav Petkov
8b30a8b3c6 x86/defconfigs/32: Set CONFIG_FRAME_WARN to the Kconfig default
Sync it to the Kconfig default for 32-bit.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: tim.gardner@canonical.com
Link: http://lkml.kernel.org/r/20160309134821.GD6564@pd.tnic
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-03-09 14:53:41 +01:00
David Howells
50d35015ff KEYS: CONFIG_KEYS_DEBUG_PROC_KEYS is no longer an option
CONFIG_KEYS_DEBUG_PROC_KEYS is no longer an option as /proc/keys is now
mandatory if the keyrings facility is enabled (it's used by libkeyutils in
userspace).

The defconfig references were removed with:

	perl -p -i -e 's/CONFIG_KEYS_DEBUG_PROC_KEYS=y\n//' \
	    `git grep -l CONFIG_KEYS_DEBUG_PROC_KEYS=y`

and the integrity Kconfig fixed by hand.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Andreas Ziegler <andreas.ziegler@fau.de>
cc: Dmitry Kasatkin <dmitry.kasatkin@huawei.com>
2016-02-10 10:13:27 +00:00
Linus Torvalds
f377ea88b8 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm updates from Dave Airlie:
 "This is the main pull request for the drm for 4.3.  Nouveau is
  probably the biggest amount of changes in here, since it missed 4.2.
  Highlights below, along with the usual bunch of fixes.

  All stuff outside drm should have applicable acks.

  Highlights:

   - new drivers:
        freescale dcu kms driver

   - core:
        more atomic fixes
        disable some dri1 interfaces on kms drivers
        drop fb panic handling, this was just getting more broken, as more locking was required.
        new core fbdev Kconfig support - instead of each driver enable/disabling it
        struct_mutex cleanups

   - panel:
        more new panels
        cleanup Kconfig

   - i915:
        Skylake support enabled by default
        legacy modesetting using atomic infrastructure
        Skylake fixes
        GEN9 workarounds

   - amdgpu:
        Fiji support
        CGS support for amdgpu
        Initial GPU scheduler - off by default
        Lots of bug fixes and optimisations.

   - radeon:
        DP fixes
        misc fixes

   - amdkfd:
        Add Carrizo support for amdkfd using amdgpu.

   - nouveau:
        long pending cleanup to complete driver,
        fully bisectable which makes it larger,
        perfmon work
        more reclocking improvements
        maxwell displayport fixes

   - vmwgfx:
        new DX device support, supports OpenGL 3.3
        screen targets support

   - mgag200:
        G200eW support
        G200e new revision support

   - msm:
        dragonboard 410c support, msm8x94 support, msm8x74v1 support
        yuv format support
        dma plane support
        mdp5 rotation
        initial hdcp

   - sti:
        atomic support

   - exynos:
        lots of cleanups
        atomic modesetting/pageflipping support
        render node support

   - tegra:
        tegra210 support (dc, dsi, dp/hdmi)
        dpms with atomic modesetting support

   - atmel:
        support for 3 more atmel SoCs
        new input formats, PRIME support.

   - dwhdmi:
        preparing to add audio support

   - rockchip:
        yuv plane support"

* 'drm-next' of git://people.freedesktop.org/~airlied/linux: (1369 commits)
  drm/amdgpu: rename gmc_v8_0_init_compute_vmid
  drm/amdgpu: fix vce3 instance handling
  drm/amdgpu: remove ib test for the second VCE Ring
  drm/amdgpu: properly enable VM fault interrupts
  drm/amdgpu: fix warning in scheduler
  drm/amdgpu: fix buffer placement under memory pressure
  drm/amdgpu/cz: fix cz_dpm_update_low_memory_pstate logic
  drm/amdgpu: fix typo in dce11 watermark setup
  drm/amdgpu: fix typo in dce10 watermark setup
  drm/amdgpu: use top down allocation for non-CPU accessible vram
  drm/amdgpu: be explicit about cpu vram access for driver BOs (v2)
  drm/amdgpu: set MEC doorbell range for Fiji
  drm/amdgpu: implement burst NOP for SDMA
  drm/amdgpu: add insert_nop ring func and default implementation
  drm/amdgpu: add amdgpu_get_sdma_instance helper function
  drm/amdgpu: add AMDGPU_MAX_SDMA_INSTANCES
  drm/amdgpu: add burst_nop flag for sdma
  drm/amdgpu: add count field for the SDMA NOP packet v2
  drm/amdgpu: use PT for VM sync on unmap
  drm/amdgpu: make wait_event uninterruptible in push_job
  ...
2015-09-04 15:49:32 -07:00
Peter Zijlstra
16eefbd1ed x86/kconfig: Enable CONFIG_JUMP_LABEL in the defconfigs
Enable CONFIG_JUMP_LABEL in the defconfigs, the feature already deals with
GCC not having the asm-goto feature so will not break the build on
older compilers.

Having it enabled generates a faster kernel at very little extra cost
since we already include all the code patching code by having KPROBES
enabled.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-08-12 12:00:39 +02:00
Daniel Vetter
ca6e440577 Merge tag 'drm-intel-fixes-2015-07-15' into drm-intel-next-queued
Backmerge fixes since it's getting out of hand again with the massive
split due to atomic between -next and 4.2-rc. All the bugfixes in
4.2-rc are addressed already (by converting more towards atomic
instead of minimal duct-tape) so just always pick the version in next
for the conflicts in modeset code.

All the other conflicts are just adjacent lines changed.

Conflicts:
	drivers/gpu/drm/i915/i915_drv.h
	drivers/gpu/drm/i915/i915_gem_gtt.c
	drivers/gpu/drm/i915/intel_display.c
	drivers/gpu/drm/i915/intel_drv.h
	drivers/gpu/drm/i915/intel_ringbuffer.h

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
2015-07-15 16:36:50 +02:00
Chris Wilson
fd930478fb drm/i915: Remove KMS Kconfig option
Since we only support modesetting by default (disabling modesetting on
the command line prevents i915.ko from loading), having a parameter to
disable modesstting by default is superfluous, i.e. saying
CONFIG_DRM_I915_KMS=n is equivalent to CONFIG_DRM_I915=n.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Veter <daniel.vetter@ffwll.ch>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2015-06-22 16:16:35 +02:00
Luis R. Rodriguez
6c6685055a kconfig: add xenconfig defconfig helper
This lets you build a kernel which can support xen dom0
or xen guests on i386, x86-64 and arm64 by just using:

   make xenconfig

You can start from an allnoconfig and then switch to xenconfig.
This also splits out the options which are available currently
to be built with x86 and 'make ARCH=arm64' under a shared config.

Technically xen supports a dom0 kernel and also a guest
kernel configuration but upon review with the xen team
since we don't have many dom0 options its best to just
combine these two into one.

A few generic notes: we enable both of these:

CONFIG_INET=y
CONFIG_BINFMT_ELF=y

although technically not required given you likely will
end up with a pretty useless system otherwise.

A few architectural differences worth noting:

$ make allnoconfig; make xenconfig > /dev/null ; \
	grep XEN .config > 64-bit-config
$ make ARCH=i386 allnoconfig; make ARCH=i386 xenconfig > /dev/null; \
	grep XEN .config > 32-bit-config
$ make ARCH=arm64 allnoconfig; make ARCH=arm64 xenconfig > /dev/null; \
	grep XEN .config > arm64-config

Since the options are already split up with a generic config and
architecture specific configs you anything on the x86 configs
are known to only work right now on x86. For instance arm64 doesn't
support MEMORY_HOTPLUG yet as such although we try to enabe it
generically arm64 doesn't have it yet, so we leave the xen
specific kconfig option XEN_BALLOON_MEMORY_HOTPLUG on x86's config
file to set expecations correctly.

Then on x86 we have differences between i386 and x86-64. The difference
between 64-bit-config and 32-bit-config is you don't get XEN_MCE_LOG as
this is only supported on 64-bit. You also do not get on i386
XEN_BALLOON_MEMORY_HOTPLUG, there does not seem to be any technical
reasons to not allow this but I gave up after a few attempts.

Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Borislav Petkov <bp@suse.de>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: penberg@kernel.org
Cc: levinsasha928@gmail.com
Cc: mtosatti@redhat.com
Cc: fengguang.wu@intel.com
Cc: David Vrabel <david.vrabel@citrix.com>
Cc: Ian Campbell <Ian.Campbell@citrix.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: xen-devel@lists.xenproject.org
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: Julien Grall <julien.grall@linaro.org>
Acked-by: Michal Marek <mmarek@suse.cz>
Acked-by: David Rientjes <rientjes@google.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
2015-06-16 11:04:29 +01:00
Valdis Kletnieks
9261dc1de1 x86/build/defconfig: Enable USB_EHCI_TT_NEWSCHED=y
Some Gentoo users are encountering problems because
USB_EHCI_TT_NEWSCHED isn't set in the defconfig (and Gentoo
differs from other distros in not providing a distro .config).
Alan Stern has said there's no reason to not set it, and the
ability to turn it off at all should probably be yanked:

  http://article.gmane.org/gmane.linux.usb.general/119920

This addresses issue:

  https://bugs.gentoo.org/show_bug.cgi?id=533472

(The problem also theoretically affects the sh, arm, mips,
powerpc, and sparc archs, but those would be other patches if
this one that fixes 98% of the problem is accepted).

Signed-off-by: Valdis Kletnieks <valdis.kletnieks@vt.edu>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-02-19 02:21:14 +01:00
Richard Weinberger
15bae280e4 x86/kconfig/defconfig: Enable CONFIG_FHANDLE=y
systemd has a hard dependency on CONFIG_FHANDLE.
If you run systemd with CONFIG_FHANDLE=n it will somehow
boot but fail to spawn a getty or other basic services.
As systemd is now used by most x86 distributions it
makes sense to enabled this by default and save kernel
hackers a lot of value debugging time.

Signed-off-by: Richard Weinberger <richard@nod.at>
Cc: gregkh@linuxfoundation.org
Cc: rafael.j.wysocki@intel.com
Cc: pebolle@tiscali.nl
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Link: http://lkml.kernel.org/r/1416958612-7448-1-git-send-email-richard@nod.at
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-12-08 12:04:17 +01:00
Josh Triplett
0da1d4a0b9 x86: Add "make tinyconfig" to configure the tiniest possible kernel
Since commit 5d2acfc7b9 ("kconfig: make
allnoconfig disable options behind EMBEDDED and EXPERT") in 3.15-rc1,
"make allnoconfig" disables every possible config option.

However, a few configuration options (CC_OPTIMIZE_FOR_SIZE,
OPTIMIZE_INLINING) produce a smaller kernel when turned on, and a few
choices exist (compression, highmem, allocator) for which a non-default
option produces a smaller kernel.

Add a "tinyconfig" option, which starts from allnoconfig and then sets
these options to configure the tiniest possible kernel.  This provides a
better baseline for embedded systems or efforts to reduce kernel size.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
2014-08-08 16:30:24 -07:00
Greg Kroah-Hartman
7ca22cfa0f USB: remove CONFIG_USB_DEBUG from defconfig files
Now that CONFIG_USB_DEBUG is gone, remove it from a number of defconfig
files that were enabling it.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-05-28 09:40:45 -07:00
Paul Bolle
7919010c42 ACPI: Remove Kconfig symbol ACPI_PROCFS
Nothing cares about ACPI_PROCFS. This has been the case since v2.6.38.
This Kconfig symbol serves no purpose and its help text is now
misleading. It can safely be removed. If this symbol would be needed
again in the future it can be readded in a commit that adds code that
actually uses it.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2014-02-19 00:27:37 +01:00
Chen Gang
7f71be4c9f x86, defconfig: Add DEVTMPFS and DEVTMPFS_MOUNT to *86*_defconfig
The defconfig kernel can not run under neither fedora16 x86_64 laptop
nor fedora17 x86_64 pc. After enable DEVTMPFS* in x86_64_defconfig, it
will be OK.

DEVTMPFS* is only related with software, so for i386_defconfig may also
need them (at least, it has no negative effect for defconfig).

Signed-off-by: Chen Gang <gang.chen@asianux.com>
Link: http://lkml.kernel.org/r/52784DFF.8040004@asianux.com
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2013-11-04 20:01:55 -08:00
Borislav Petkov
46ff53874b x86, platform, kvm, kconfig: Turn existing .config's into KVM-capable configs
Add an config file snippet which enables additional options
useful for running the kernel in a kvm guest. When you execute
'make kvmconfig' it merges those options with an already
existing user config before you build the kernel.

Based on an patch from the external lkvm tree.

Signed-off-by: Borislav Petkov <bp@suse.de>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: penberg@kernel.org
Cc: levinsasha928@gmail.com
Cc: mtosatti@redhat.com
Cc: fengguang.wu@intel.com
Link: http://lkml.kernel.org/r/20130522144638.GB15085@pd.tnic
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2013-05-28 12:11:32 +02:00
David Woodhouse
ffee0de411 x86: Default to ARCH=x86 to avoid overriding CONFIG_64BIT
It is easy to waste a bunch of time when one takes a 32-bit .config
from a test machine and try to build it on a faster 64-bit system, and
its existing setting of CONFIG_64BIT=n gets *changed* to match the
build host.  Similarly, if one has an existing build tree it is easy
to trash an entire build tree that way.

This is because the default setting for $ARCH when discovered from
'uname' is one of the legacy pre-x86-merge values (i386 or x86_64),
which effectively force the setting of CONFIG_64BIT to match. We should
default to ARCH=x86 instead, finally completing the merge that we
started so long ago.

This patch preserves the behaviour of the legacy ARCH settings for commands
such as:

   make ARCH=x86_64 randconfig
   make ARCH=i386 randconfig

... since making the value of CONFIG_64BIT actually random in that situation
is not desirable.

In time, perhaps we can retire this legacy use of the old ARCH= values.
We already have a way to override values for *any* config option, using
$KCONFIG_ALLCONFIG, so it could be argued that we don't necessarily need
to keep ARCH={i386,x86_64} around as a special case just for overriding
CONFIG_64BIT.

We'd probably at least want to add a way to override config options from
the command line ('make CONFIG_FOO=y oldconfig') before we talk about doing
that though.

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Link: http://lkml.kernel.org/r/1356040315.3198.51.camel@shinybook.infradead.org
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2012-12-20 14:37:18 -08:00
Josh Triplett
c206b9dcb1 x86/Kconfig: Turn off DEBUG_NX_TEST module in defconfigs
The x86 defconfigs include exactly one module: test_nx.ko, a
special-purpose module which just exists to do evil things like
executing code off the stack to see if the kernel has enabled NX
support.  Anyone who actually uses that module can easily enable
it themselves, but the vast majority of kernel builds don't need
it; disable it by default.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Link: http://lkml.kernel.org/r/e72faf875e1172fb1cbec5e6d3cd4122df508a97.1346649518.git.josh@joshtriplett.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-09-05 10:43:12 +02:00
Josh Triplett
be2f328d86 x86/Kconfig: Turn off CONFIG_BLK_DEV_RAM
The vast majority of systems either use initramfs or mount a
root filesystem directly from the kernel.  Distros have
defaulted to initramfs for years.  Only highly specialized
systems would use an actual filesystem-image initrd at this
point, and such systems don't rely on defconfig anyway.  Drop
initrd support (and specifically RAM block device support) from
the defconfigs.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/2521e983a63595cd7a331236d929577660f89c72.1346649518.git.josh@joshtriplett.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-09-05 10:43:11 +02:00
Josh Triplett
b92f885f31 x86/Kconfig: Disable CONFIG_CRC_T10DIF in defconfigs
CONFIG_CRC_T10DIF explicitly states that it exists only for use
by out-of-tree modules; anything in-kernel that needs it selects
it.  Thus, compile it out by default.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/3aaff7a0af1320427952d411a21b8ded29747a1f.1346649518.git.josh@joshtriplett.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-09-05 10:43:11 +02:00
Josh Triplett
3fe2cb8f9e x86/Kconfig: Switch to ext4 in defconfigs
The current x86 and x86-64 defconfigs do not enable ext4, which
most current distributions default to.  Switch the defconfigs to
ext4, so they will boot on current systems without additional
configuration.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/bd8a359506b7e1287c680823de16d67608ec52fe.1346649518.git.josh@joshtriplett.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-09-05 10:43:10 +02:00
Josh Triplett
406eae5d70 x86/Kconfig: Update defconfigs to current results of "make savedefconfig"
The x86 defconfigs have become somewhat out of date compared to
the current result of "make savedefconfig".  Update them to the
current output, as a prelude to further defconfig changes, to
avoid unrelated noise in those further changes.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/80c8a5fbeaf6cdb72fb78a016013427efee52668.1346649518.git.josh@joshtriplett.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-09-05 10:43:09 +02:00
Randy Dunlap
f5243d6de7 x86/kconfig: Remove CONFIG_TR=y from the defconfigs
Remove CONFIG_TR=y from the x86 defconfigs since
token ring support is antiquated and obsolete.

( I reviewed both x86 defconfigs - I didn't come up with
  anything else that obviously should be removed. )

Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Link: http://lkml.kernel.org/r/4F6D05CA.2050801@xenotime.net
[ Twiddled the changelog a bit ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2012-03-24 08:18:03 +01:00
Ingo Molnar
280fb016bf x86/kconfig: Update defconfigs
Link: http://lkml.kernel.org/n/tip-ahz3d8i1vxwj0379gv4tqcru@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2012-03-23 13:14:53 +01:00
Suresh Siddha
d3f138106b iommu: Rename the DMAR and INTR_REMAP config options
Change the CONFIG_DMAR to CONFIG_INTEL_IOMMU to be consistent
with the other IOMMU options.

Rename the CONFIG_INTR_REMAP to CONFIG_IRQ_REMAP to match the
irq subsystem name.

And define the CONFIG_DMAR_TABLE for the common ACPI DMAR
routines shared by both CONFIG_INTEL_IOMMU and CONFIG_IRQ_REMAP.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: yinghai@kernel.org
Cc: youquan.song@intel.com
Cc: joerg.roedel@amd.com
Cc: tony.luck@intel.com
Cc: dwmw2@infradead.org
Link: http://lkml.kernel.org/r/20110824001456.558630224@sbsiddha-desk.sc.intel.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2011-09-21 10:22:03 +02:00
Daniel Lezcano
a77aea9201 cgroup: remove the ns_cgroup
The ns_cgroup is an annoying cgroup at the namespace / cgroup frontier and
leads to some problems:

  * cgroup creation is out-of-control
  * cgroup name can conflict when pids are looping
  * it is not possible to have a single process handling a lot of
    namespaces without falling in a exponential creation time
  * we may want to create a namespace without creating a cgroup

  The ns_cgroup was replaced by a compatibility flag 'clone_children',
  where a newly created cgroup will copy the parent cgroup values.
  The userspace has to manually create a cgroup and add a task to
  the 'tasks' file.

This patch removes the ns_cgroup as suggested in the following thread:

https://lists.linux-foundation.org/pipermail/containers/2009-June/018616.html

The 'cgroup_clone' function is removed because it is no longer used.

This is a userspace-visible change.  Commit 45531757b4 ("cgroup: notify
ns_cgroup deprecated") (merged into 2.6.27) caused the kernel to emit a
printk warning users that the feature is planned for removal.  Since that
time we have heard from XXX users who were affected by this.

Signed-off-by: Daniel Lezcano <daniel.lezcano@free.fr>
Signed-off-by: Serge E. Hallyn <serge.hallyn@canonical.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Jamal Hadi Salim <hadi@cyberus.ca>
Reviewed-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Paul Menage <menage@google.com>
Acked-by: Matt Helsley <matthltc@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-05-26 17:12:34 -07:00
Sam Ravnborg
8b1bb90701 defconfig reduction
Use the defconfig files generated by "make savedefconfig" for
remaining defconfig files.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
2010-08-14 22:26:53 +02:00
Fenghua Yu
cb84b19474 x86, hwmon: Package Level Thermal/Power: pkgtemp hwmon driver
This patch adds a hwmon driver for package level thermal control. The driver
dumps package level thermal information through sysfs interface so that upper
level application (e.g. lm_sensor) can retrive the information.

Instead of having the package level hwmon code in coretemp, I write a seperate
driver pkgtemp because:

First, package level thermal sensors include not only sensors for each core,
but also sensors for uncore, memory controller or other components in the
package. Logically it will be clear to have a seperate hwmon driver for package
level hwmon to monitor wider range of sensors in a package. Merging package
thermal driver into core thermal driver doesn't make sense and may mislead.

Secondly, merging the two drivers together may cause coding mess. It's easier
to include various package level sensors info if more sensor information is
implemented. Coretemp code needs to consider a lot of legacy machine cases.
Pkgtemp code only considers platform starting from Sandy Bridge.

On a 1Sx4Cx2T Sandy Bridge platform, lm-sensors dumps the pkgtemp and coretemp:

pkgtemp-isa-0000
Adapter: ISA adapter
physical id 0: +33.0°C  (high = +79.0°C, crit = +99.0°C)

coretemp-isa-0000
Adapter: ISA adapter
Core 0:      +32.0°C  (high = +79.0°C, crit = +99.0°C)

coretemp-isa-0001
Adapter: ISA adapter
Core 1:      +32.0°C  (high = +79.0°C, crit = +99.0°C)

coretemp-isa-0002
Adapter: ISA adapter
Core 2:      +32.0°C  (high = +79.0°C, crit = +99.0°C)

coretemp-isa-0003
Adapter: ISA adapter
Core 3:      +32.0°C  (high = +79.0°C, crit = +99.0°C)

[ hpa: folded v3 patch removing improper global variable "SHOW" ]

Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
LKML-Reference: <1280448826-12004-3-git-send-email-fenghua.yu@intel.com>
Reviewed-by: Len Brown <len.brown@intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2010-08-03 15:58:07 -07:00
Josh Stone
6670000119 tracing: Rename FTRACE_SYSCALLS for tracepoints
s/HAVE_FTRACE_SYSCALLS/HAVE_SYSCALL_TRACEPOINTS/g
s/TIF_SYSCALL_FTRACE/TIF_SYSCALL_TRACEPOINT/g

The syscall enter/exit tracing is no longer specific to just ftrace, so
they now have names that reflect their tie to tracepoints instead.

Signed-off-by: Josh Stone <jistone@redhat.com>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Li Zefan <lizf@cn.fujitsu.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Jiaying Zhang <jiayingz@google.com>
Cc: Martin Bligh <mbligh@google.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
LKML-Reference: <1251150194-1713-2-git-send-email-jistone@redhat.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
2009-08-26 00:17:35 +02:00
Linus Torvalds
82782ca77d Merge branch 'x86-kbuild-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-kbuild-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (46 commits)
  x86, boot: add new generated files to the appropriate .gitignore files
  x86, boot: correct the calculation of ZO_INIT_SIZE
  x86-64: align __PHYSICAL_START, remove __KERNEL_ALIGN
  x86, boot: correct sanity checks in boot/compressed/misc.c
  x86: add extension fields for bootloader type and version
  x86, defconfig: update kernel position parameters
  x86, defconfig: update to current, no material changes
  x86: make CONFIG_RELOCATABLE the default
  x86: default CONFIG_PHYSICAL_START and CONFIG_PHYSICAL_ALIGN to 16 MB
  x86: document new bzImage fields
  x86, boot: make kernel_alignment adjustable; new bzImage fields
  x86, boot: remove dead code from boot/compressed/head_*.S
  x86, boot: use LOAD_PHYSICAL_ADDR on 64 bits
  x86, boot: make symbols from the main vmlinux available
  x86, boot: determine compressed code offset at compile time
  x86, boot: use appropriate rep string for move and clear
  x86, boot: zero EFLAGS on 32 bits
  x86, boot: set up the decompression stack as early as possible
  x86, boot: straighten out ranges to copy/zero in compressed/head*.S
  x86, boot: stylistic cleanups for boot/compressed/head_64.S
  ...

Fixed trivial conflict in arch/x86/configs/x86_64_defconfig manually
2009-06-10 15:30:41 -07:00
H. Peter Anvin
fe83fcc0a1 x86, defconfig: update kernel position parameters
Update CONFIG_RELOCATABLE, CONFIG_PHYSICAL_START and
CONFIG_PHYSICAL_ALIGN to reflect the current defaults.

[ Impact: make defconfig match Kconfig defaults ]

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2009-05-11 17:45:06 -07:00
H. Peter Anvin
c4a994645d x86, defconfig: update to current, no material changes
Update defconfigs to reflect current configuration files.  No other
changes.

[ Impact: updates defconfigs to match what "make defconfig" generates ]

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2009-05-11 17:45:06 -07:00
Yinghai Lu
fcef5911c7 x86/irq: remove leftover code from NUMA_MIGRATE_IRQ_DESC
The original feature of migrating irq_desc dynamic was too fragile
and was causing problems: it caused crashes on systems with lots of
cards with MSI-X when user-space irq-balancer was enabled.

We now have new patches that create irq_desc according to device
numa node. This patch removes the leftover bits of the dynamic balancer.

[ Impact: remove dead code ]

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
LKML-Reference: <49F654AF.8000808@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-04-28 12:21:15 +02:00
Ingo Molnar
ecc25fbd6b Merge branches 'x86/apic', 'x86/defconfig', 'x86/memtest', 'x86/mm' and 'linus' into x86/core 2009-02-26 06:31:32 +01:00
H. Peter Anvin
15d4fcd615 x86, mce: enable machine checks in 32-bit defconfig
Impact: defconfig change

Enable MCE in the 32-bit defconfig.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2009-02-24 15:52:58 -08:00
Andi Kleen
1250fbed14 x86, mce: enable machine checks in 64-bit defconfig
Impact: defconfig change

Enable MCE in the 64-bit defconfig.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2009-02-24 15:52:21 -08:00
Ingo Molnar
965c7ecaf2 x86: remove the Voyager 32-bit subarch
Impact: remove unused/broken code

The Voyager subarch last built successfully on the v2.6.26 kernel
and has been stale since then and does not build on the v2.6.27,
v2.6.28 and v2.6.29-rc5 kernels.

No actual users beyond the maintainer reported this breakage.
Patches were sent and most of the fixes were accepted but the
discussion around how to do a few remaining issues cleanly
fizzled out with no resolution and the code remained broken.

In the v2.6.30 x86 tree development cycle 32-bit subarch support
has been reworked and removed - and the Voyager code, beyond the
build problems already known, needs serious and significant
changes and probably a rewrite to support it.

CONFIG_X86_VOYAGER has been marked BROKEN then. The maintainer has
been notified but no patches have been sent so far to fix it.

While all other subarchs have been converted to the new scheme,
voyager is still broken. We'd prefer to receive patches which
clean up the current situation in a constructive way, but even in
case of removal there is no obstacle to add that support back
after the issues have been sorted out in a mutually acceptable
fashion.

So remove this inactive code for now.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-02-23 00:54:01 +01:00
Ingo Molnar
a56cdcb662 Merge branches 'x86/acpi', 'x86/asm', 'x86/cpudetect', 'x86/crashdump', 'x86/debug', 'x86/defconfig', 'x86/doc', 'x86/header-fixes', 'x86/headers' and 'x86/minor-fixes' into x86/core 2009-02-13 09:46:36 +01:00
Ingo Molnar
bd282422fe x86, defconfig: turn off CONFIG_SCSI_ISCSI_ATTRS=y
It was enabled by mistake - iscsi is not included in a typical
default PC, and no other architecture has it built-in (=y) either.

Turn it off.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-02-12 13:06:43 +01:00
Ingo Molnar
556831063b x86, defconfig: turn off CONFIG_ENABLE_WARN_DEPRECATED
deprecation warnings have become rather noisy lately:

drivers/i2c/i2c-core.c: In function ‘i2c_new_device’:
drivers/i2c/i2c-core.c:283: warning: ‘i2c_attach_client’ is deprecated (declared at include/linux/i2c.h:434)
drivers/i2c/i2c-core.c: In function ‘i2c_del_adapter’:
drivers/i2c/i2c-core.c:646: warning: ‘detach_client’ is deprecated (declared at include/linux/i2c.h:154)
drivers/i2c/i2c-core.c: In function ‘i2c_register_driver’:
drivers/i2c/i2c-core.c:713: warning: ‘detach_client’ is deprecated (declared at include/linux/i2c.h:154)
drivers/i2c/i2c-core.c: In function ‘__detach_adapter’:
drivers/i2c/i2c-core.c:780: warning: ‘detach_client’ is deprecated (declared at include/linux/i2c.h:154)
drivers/i2c/i2c-core.c: At top level:
drivers/i2c/i2c-core.c:876: warning: ‘i2c_attach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:827)
drivers/i2c/i2c-core.c:876: warning: ‘i2c_attach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:827)
drivers/i2c/i2c-core.c:904: warning: ‘i2c_detach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:879)
drivers/i2c/i2c-core.c:904: warning: ‘i2c_detach_client’ is deprecated (declared at drivers/i2c/i2c-core.c:879)

So turn it off for now - these reminders can obscure critical warnings.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-02-12 12:53:50 +01:00
Ingo Molnar
dd5fc55449 x86, defconfig: update the 64-bit defconfig
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-02-12 12:48:48 +01:00
Ingo Molnar
bc8bd002b8 x86, defconfig: update the 32-bit defconfig
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-02-12 12:43:52 +01:00
Yinghai Lu
4272ebfbef x86: allow more than 8 cpus to be used on 32-bit
X86_PC is the only remaining 'sub' architecture, so we dont need
it anymore.

This also cleans up a few spurious references to X86_PC in the
driver space - those certainly should be X86.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-01-30 00:20:22 +01:00
Jean Delvare
dd7f8dbe2b eeprom: More consistent symbol names
Now that all EEPROM drivers live in the same place, let's harmonize
their symbol names.

Also fix eeprom's dependencies, it definitely needs sysfs, and is no
longer experimental after many years in the kernel tree.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: David Brownell <dbrownell@users.sourceforge.net>
2009-01-26 21:19:57 +01:00
Vegard Nossum
f269b07e86 x86: revert CONFIG_RELOCATABLE=y defconfig change
This commit:

commit 5cb04df8d3
Author: Ingo Molnar <mingo@elte.hu>
Date:   Sun May 4 19:49:04 2008 +0200

   x86: defconfig updates

changed CONFIG_RELOCATABLE from n to y, which may lead to a mismatch
between the vmlinux debug information and the runtime location of the
kernel, even when the bootloader does not relocate the kernel.

Revert the specific change. Works for me with GRUB and qemu.

Reference: http://lkml.org/lkml/2008/11/25/243

Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-12-18 20:57:29 +01:00
Ingo Molnar
ad07e914e6 x86 defconfig: increase CONFIG_LOG_BUF_SHIFT
Impact: double the defconfig printk buffer

Booting defconfigs produces more output than 128K so the output is
truncated - double it to 256K.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-11-24 11:33:12 +01:00
Yinghai Lu
8b8e8c1bf7 x86: remove irqbalance in kernel for 32 bit
This has been deprecated for years, the user space irqbalanced utility
works better with numa, has configurable policies, etc...

Signed-off-by: Yinghai Lu <yhlu.kernel@gmai.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-10-16 16:52:52 +02:00