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309bba39c9
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Stefano Garzarella 309bba39c9 vringh: iterate on iotlb_translate to handle large translations 
iotlb_translate() can return -ENOBUFS if the bio_vec is not big enough
to contain all the ranges for translation.
This can happen for example if the VMM maps a large bounce buffer,
without using hugepages, that requires more than 16 ranges to translate
the addresses.

To handle this case, let's extend iotlb_translate() to also return the
number of bytes successfully translated.
In copy_from_iotlb()/copy_to_iotlb() loops by calling iotlb_translate()
several times until we complete the translation.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-Id: <20220624075656.13997-1-sgarzare@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2022-08-11 04:06:37 -04:00
..
accessibility Revert "speakup: Generate speakupmap.h automatically" 2022-05-20 21:07:05 +02:00
acpi ACPI: CPPC: Don't require flexible address space if X86_FEATURE_CPPC is supported 2022-07-18 20:40:05 +02:00
amba ARM: 9207/1: amba: fix refcount underflow if amba_device_add() fails 2022-07-14 13:17:48 +01:00
android fix for breakage in #work.fd this window 2022-06-05 17:14:03 -07:00
ata ata: pata_cs5535: Fix W=1 warnings 2022-06-30 08:21:43 +09:00
atm
auxdisplay
base Just when you thought that all the speculation bugs were addressed and 2022-07-11 18:15:25 -07:00
bcma bcma: gpio: Switch to use fwnode instead of of_node 2022-05-09 14:41:43 +03:00
block xen/blkfront: force data bouncing when backend is untrusted 2022-07-01 10:00:50 +02:00
bluetooth Bluetooth: btmtksdio: fix the reset takes too long 2022-05-13 13:19:01 +02:00
bus ARM: SoC fixes for 5.19 2022-06-26 14:12:56 -07:00
cdrom cdrom: remove obsolete TODO list 2022-05-15 18:31:28 -06:00
char random: cap jitter samples per bit to factor of HZ 2022-07-16 10:42:12 -07:00
clk clk: sunxi-ng: Fix H6 RTC clock definition 2022-07-27 16:45:58 -07:00
clocksource clocksource: hyper-v: unexport __init-annotated hv_init_clocksource() 2022-06-08 12:27:08 +00:00
comedi comedi: vmk80xx: fix expression for tx buffer size 2022-06-10 15:21:23 +02:00
connector
counter
cpufreq cpufreq arm fixes for 5.19-rc6 2022-07-15 13:54:14 +02:00
cpuidle Merge branches 'pm-em' and 'pm-cpuidle' 2022-05-23 19:18:51 +02:00
crypto crypto: s390 - do not depend on CRYPTO_HW for SIMD implementations 2022-07-06 20:04:06 -07:00
cxl cxl/mbox: Fix missing variable payload checks in cmd size validation 2022-06-28 22:03:18 -07:00
dax dax: add .recovery_write dax_operation 2022-05-16 13:37:59 -07:00
dca
devfreq PM / devfreq: exynos-bus: Fix NULL pointer dereference 2022-07-08 04:32:26 +09:00
dio drivers: dio: add missing iounmap() in dio_init() 2022-05-19 18:56:51 +02:00
dma dmaengine: lgm: Fix an error handling path in intel_ldma_probe() 2022-07-06 10:53:25 +05:30
dma-buf Three mode setting fixes for fsl-ldb, a fbdev removal use-after-free fix, 2022-07-12 10:44:40 +10:00
edac EDAC/ghes: Set the DIMM label unconditionally 2022-07-27 10:42:52 +02:00
eisa
extcon extcon: Modify extcon device to be created after driver data is set 2022-05-13 17:03:41 +09:00
firewire firewire: convert sysfs sprintf/snprintf family to sysfs_emit 2022-06-17 10:43:20 +02:00
firmware platform-drivers-x86 for v5.19-4 2022-07-15 10:12:22 -07:00
fpga fpga: dfl: Allow Port to be linked to FME's DFL 2022-05-10 16:05:38 +08:00
fsi
gnss
gpio gpio fixes for v5.19-rc8 2022-07-22 12:28:47 -07:00
gpu drm fixes for 5.19 final (part 2) 2022-07-29 13:25:31 -07:00
greybus
hid HID: hyperv: Correctly access fields declared as __le16 2022-06-08 12:28:13 +00:00
hsi
hte hte: Uninitialized variable in hte_ts_get() 2022-05-20 15:54:41 +02:00
hv Drivers: hv: vmbus: Release cpu lock in error case 2022-06-10 08:41:28 +00:00
hwmon hwmon: (ibmaem) don't call platform_device_del() if platform_device_add() fails 2022-07-01 11:53:29 -07:00
hwspinlock
hwtracing coresight: cpu-debug: Replace mutex with mutex_trylock on panic notifier 2022-05-09 16:03:24 +01:00
i2c i2c: cadence: Change large transfer count reset logic to be unconditional 2022-07-16 14:44:12 +02:00
i3c i3c: master: svc: fix returnvar.cocci warning 2022-05-17 22:34:42 +02:00
idle intel_idle: Fix false positive RCU splats due to incorrect hardirqs state 2022-07-25 19:39:07 +02:00
iio 1st set of IIO fixes for the 5.19 cycle. 2022-06-20 09:49:52 +02:00
infiniband RDMA/irdma: Fix sleep from invalid context BUG 2022-07-11 03:04:16 -03:00
input Input updates for v5.19-rc6 2022-07-17 07:52:46 -07:00
interconnect Char / Misc / Other smaller driver subsystem updates for 5.19-rc1 2022-06-03 11:36:34 -07:00
iommu iommu/vt-d: Fix RID2PASID setup/teardown failure 2022-07-06 12:59:21 +02:00
ipack
irqchip IRQ urgent fixes by way of Marc Zygnier: 2022-07-10 08:52:12 -07:00
isdn
leds ARM: multiplatform changes, part 2 2022-06-02 15:23:54 -07:00
macintosh macintosh: via-pmu and via-cuda need RTC_LIB 2022-05-22 15:58:30 +10:00
mailbox mailbox: qcom-ipcc: Fix -Wunused-function with CONFIG_PM_SLEEP=n 2022-05-24 08:08:24 -05:00
mcb
md block-5.19-2022-07-21 2022-07-22 12:41:14 -07:00
media USB / Thunderbolt changes for 5.19-rc1 2022-06-03 11:17:49 -07:00
memory memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings 2022-06-06 11:18:20 +02:00
memstick
message
mfd ARM: multiplatform changes, part 2 2022-06-02 15:23:54 -07:00
misc lkdtm: Disable return thunks in rodata.c 2022-07-20 19:24:53 +02:00
mmc mmc: sdhci-omap: Fix a lockdep warning for PM runtime init 2022-07-13 12:29:17 +02:00
most
mtd mtd: rawnand: gpmi: Set WAIT_FOR_READY timeout based on program/erase times 2022-07-15 17:41:11 +02:00
mux
net stmmac: dwmac-mediatek: fix resource leak in probe 2022-07-28 10:43:04 -07:00
nfc NFC: nxp-nci: don't print header length mismatch on i2c error 2022-06-29 14:05:00 +01:00
ntb
nubus
nvdimm nvdimm: Fix badblocks clear off-by-one error 2022-06-24 11:57:19 -07:00
nvme nvme-pci: Crucial P2 has bogus namespace ids 2022-07-25 07:34:07 +02:00
nvmem nvmem: sfp: Add support for TA 2.1 devices 2022-05-09 15:46:29 +02:00
of drm for 5.19-rc1 2022-05-25 16:18:27 -07:00
opp OPP updates for 5.19-rc1 2022-05-25 15:02:26 +02:00
parisc
parport
pci Driver core changes for 5.19-rc1 2022-06-03 11:48:47 -07:00
pcmcia ARM: multiplatform changes, part 2 2022-06-02 15:23:54 -07:00
peci
perf arm64 updates for 5.19: 2022-05-23 21:06:11 -07:00
phy phy-for-5.19 2022-05-19 16:56:17 +02:00
pinctrl pinctrl: armada-37xx: use raw spinlocks for regmap to avoid invalid wait context 2022-07-19 00:57:38 +02:00
platform platform-drivers-x86 for v5.19-4 2022-07-15 10:12:22 -07:00
pnp
power power: supply: core: Fix boundary conditions in interpolation 2022-06-09 21:08:38 +02:00
powercap Merge branches 'pm-em' and 'pm-cpuidle' 2022-05-23 19:18:51 +02:00
pps
ps3
ptp ptp: ocp: Select CRC16 in the Kconfig. 2022-07-27 18:11:34 -07:00
pwm pwm: pwm-cros-ec: Add channel type support 2022-05-20 16:40:01 +02:00
rapidio
ras
regulator regulator: qcom_smd: correct MP5496 ranges 2022-06-07 20:38:09 +01:00
remoteproc remoteproc: rename len of rpoc_vring to num 2022-08-11 04:06:37 -04:00
reset TI Driver updates for v5.19 2022-05-09 23:09:10 +02:00
rpmsg Driver core changes for 5.19-rc1 2022-06-03 11:48:47 -07:00
rtc ARM: multiplatform changes, part 2 2022-06-02 15:23:54 -07:00
s390 s390/qeth: Fix typo 'the the' in comment 2022-07-25 10:52:28 +01:00
sbus
scsi scsi: core: Fix warning in scsi_alloc_sgtables() 2022-07-26 21:54:30 -04:00
sh
siox
slimbus Driver core changes for 5.19-rc1 2022-06-03 11:48:47 -07:00
soc soc: qcom: smem: use correct format characters 2022-07-04 14:26:51 +02:00
soundwire soundwire: qcom: adjust autoenumeration timeout 2022-05-09 12:03:14 +05:30
spi spi: spi-rspi: Fix PIO fallback on RZ platforms 2022-07-21 17:21:07 +01:00
spmi
ssb ssb: remove unreachable code 2022-05-11 08:29:11 +03:00
staging staging/wlan-ng: get the correct struct hfa384x in work callback 2022-07-01 09:58:58 +02:00
target scsi: target: Fix WRITE_SAME No Data Buffer crash 2022-07-07 16:38:14 -04:00
tc
tee tee: tee_get_drvdata(): fix description of return value 2022-07-08 10:51:24 +02:00
thermal Thermal control update for 5.19-rc5 2022-07-01 13:00:47 -07:00
thunderbolt USB / Thunderbolt changes for 5.19-rc1 2022-06-03 11:17:49 -07:00
tty TTY / Serial driver fixes for 5.19-rc7 2022-07-16 11:11:56 -07:00
ufs scsi: ufs: core: Fix a race condition related to device management 2022-07-26 21:59:29 -04:00
uio uio: dfl: add HSSI subsystem feature id 2022-05-09 15:42:57 +02:00
usb USB-serial fixes for 5.19-rc7 2022-07-14 16:22:12 +02:00
vdpa vduse: Tie vduse mgmtdev and its device 2022-06-24 02:49:48 -04:00
vfio vfio: Move IOMMU_CAP_CACHE_COHERENCY test to after we know we have a group 2022-07-05 16:06:50 -06:00
vhost vringh: iterate on iotlb_translate to handle large translations 2022-08-11 04:06:37 -04:00
video fbcon: Use fbcon_info_from_console() in fbcon_modechange_possible() 2022-07-07 10:52:35 +02:00
virt virt: sev-guest: Pass the appropriate argument type to iounmap() 2022-07-19 22:26:02 +02:00
virtio virtio_ring: remove the arg vq of vring_alloc_desc_extra() 2022-08-11 04:06:37 -04:00
vlynq
vme
w1
watchdog watchdog: gxp: Add missing MODULE_LICENSE 2022-06-09 12:20:34 +02:00
xen xen/gntdev: Ignore failure to unmap INVALID_GRANT_HANDLE 2022-07-11 11:39:45 +02:00
zorro
Kconfig SCSI misc on 20220604 2022-06-05 09:25:12 -07:00
Makefile SCSI misc on 20220604 2022-06-05 09:25:12 -07:00