TWxSoftware/twx-linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
v4.9.180
twx-linux/drivers
T
History
Chris Wilson e658aba58f drm: Wake up next in drm_read() chain if we are forced to putback the event 
[ Upstream commit 60b801999c ]

After an event is sent, we try to copy it into the user buffer of the
first waiter in drm_read() and if the user buffer doesn't have enough
room we put it back onto the list. However, we didn't wake up any
subsequent waiter, so that event may sit on the list until either a new
vblank event is sent or a new waiter appears. Rare, but in the worst
case may lead to a stuck process.

Testcase: igt/drm_read/short-buffer-wakeup
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170804082328.17173-1-chris@chris-wilson.co.uk
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-05-31 06:48:31 -07:00
..
accessibility
…
acpi
x86/cpu: Sanitize FAM6_ATOM naming
2019-05-14 19:19:34 +02:00
amba
…
android
…
ata
libata: fix using DMA buffers on stack
2019-05-04 08:49:09 +02:00
atm
…
auxdisplay
…
base
PM / core: Propagate dev->power.wakeup_path when no callbacks
2019-05-31 06:48:26 -07:00
bcma
…
block
virtio-blk: limit number of hw queues by nr_cpu_ids
2019-05-10 17:52:09 +02:00
bluetooth
…
bus
…
cdrom
cdrom: Fix race condition in cdrom_sysctl_register
2019-04-05 22:29:12 +02:00
char
virtio_console: initialize vtermno value for ports
2019-05-31 06:48:29 -07:00
clk
clk: tegra: Fix PLLM programming on Tegra124+ when PMC overrides divider
2019-05-25 18:26:48 +02:00
clocksource
…
connector
…
cpufreq
cpufreq: pmac32: fix possible object reference leak
2019-05-31 06:48:27 -07:00
cpuidle
…
crypto
crypto: sun4i-ss - Fix invalid calculation of hash end
2019-05-31 06:48:16 -07:00
dax
…
dca
…
devfreq
…
dio
…
dma
dmaengine: tegra210-adma: use devm_clk_*() helpers
2019-05-31 06:48:30 -07:00
dma-buf
…
edac
…
eisa
…
extcon
extcon: arizona: Disable mic detect if running when driver is removed
2019-05-31 06:48:26 -07:00
firewire
…
firmware
efi/memattr: Don't bail on zero VA if it equals the region's PA
2019-04-05 22:29:12 +02:00
fmc
…
fpga
…
gpio
gpio: of: Fix of_gpiochip_add() error path
2019-05-04 08:49:09 +02:00
gpu
drm: Wake up next in drm_read() chain if we are forced to putback the event
2019-05-31 06:48:31 -07:00
hid
HID: core: move Usage Page concatenation to Main item
2019-05-31 06:48:29 -07:00
hsi
…
hv
…
hwmon
hwmon: (f71805f) Use request_muxed_region for Super-IO accesses
2019-05-31 06:48:24 -07:00
hwspinlock
…
hwtracing
intel_th: msu: Fix single mode with IOMMU
2019-05-25 18:26:46 +02:00
i2c
i2c: core-smbus: prevent stack corruption on read I2C_BLOCK_DATA
2019-04-05 22:29:05 +02:00
ide
…
idle
x86/cpu: Sanitize FAM6_ATOM naming
2019-05-14 19:19:34 +02:00
iio
iio: common: ssp_sensors: Initialize calculated_time in ssp_common_process_data
2019-05-31 06:48:27 -07:00
infiniband
RDMA/cxgb4: Fix null pointer dereference on alloc_skb failure
2019-05-31 06:48:23 -07:00
input
Input: synaptics-rmi4 - fix possible double free
2019-05-16 19:43:44 +02:00
iommu
iommu/tegra-smmu: Fix invalid ASID bits on Tegra30/114
2019-05-25 18:26:48 +02:00
ipack
…
irqchip
MIPS: perf: ath79: Fix perfcount IRQ assignment
2019-05-16 19:43:43 +02:00
isdn
mISDN: Check address length before reading address family
2019-05-16 19:43:42 +02:00
leds
leds: pca9532: fix a potential NULL pointer dereference
2019-05-04 08:49:10 +02:00
lguest
…
lightnvm
…
macintosh
…
mailbox
…
mcb
…
md
bcache: avoid clang -Wunintialized warning
2019-05-31 06:48:16 -07:00
media
media: saa7146: avoid high stack usage with clang
2019-05-31 06:48:31 -07:00
memory
memory: tegra: Fix integer overflow on tick value calculation
2019-05-25 18:26:49 +02:00
memstick
…
message
…
mfd
…
misc
lkdtm: Add tests for NULL pointer dereference
2019-04-20 09:07:53 +02:00
mmc
mmc: sdhci-of-esdhc: add erratum eSDHC-A001 and A-008358 support
2019-05-31 06:48:25 -07:00
mtd
…
net
cxgb3/l2t: Fix undefined behaviour
2019-05-31 06:48:29 -07:00
nfc
spi: ST ST95HF NFC: declare missing of table
2019-05-16 19:43:43 +02:00
ntb
…
nubus
…
nvdimm
libnvdimm/namespace: Fix label tracking error
2019-05-31 06:48:11 -07:00
nvme
nvme-loop: init nvmet_ctrl fatal_err_work when allocate
2019-05-08 07:19:08 +02:00
nvmem
…
of
…
oprofile
…
parisc
parisc: Skip registering LED when running in QEMU
2019-05-25 18:26:45 +02:00
parport
parport_pc: fix find_superio io compare code, should use equal test.
2019-03-23 13:19:50 +01:00
pci
PCI: Work around Pericom PCIe-to-PCI bridge Retrain Link erratum
2019-05-25 18:26:53 +02:00
pcmcia
…
perf
…
phy
…
pinctrl
pinctrl: pistachio: fix leaked of_node references
2019-05-31 06:48:18 -07:00
platform
platform/x86: sony-laptop: Fix unintentional fall-through
2019-05-16 19:43:40 +02:00
pnp
…
power
power: supply: sysfs: prevent endless uevent loop with CONFIG_POWER_SUPPLY_DEBUG
2019-05-25 18:26:56 +02:00
powercap
x86/cpu: Sanitize FAM6_ATOM naming
2019-05-14 19:19:34 +02:00
pps
…
ps3
…
ptp
…
pwm
…
rapidio
…
ras
…
regulator
regulator: act8865: Fix act8600_sudcdc_voltage_ranges setting
2019-04-05 22:29:14 +02:00
remoteproc
…
reset
…
rpmsg
…
rtc
rtc: 88pm860x: prevent use-after-free on device remove
2019-05-31 06:48:15 -07:00
s390
s390: cio: fix cio_irb declaration
2019-05-31 06:48:26 -07:00
sbus
…
scsi
scsi: lpfc: Fix SLI3 commands being issued on SLI4 devices
2019-05-31 06:48:31 -07:00
sfi
…
sh
…
sn
…
soc
soc/tegra: pmc: Drop locking from tegra_powergate_is_powered()
2019-04-20 09:07:53 +02:00
spi
spi: Fix zero length xfer bug
2019-05-31 06:48:31 -07:00
spmi
…
ssb
ssb: Fix possible NULL pointer dereference in ssb_host_pcmcia_exit
2019-05-31 06:48:12 -07:00
staging
staging: greybus: power_supply: fix prop-descriptor request size
2019-05-10 17:52:07 +02:00
target
…
tc
…
thermal
x86/cpu: Sanitize FAM6_ATOM naming
2019-05-14 19:19:34 +02:00
thunderbolt
…
tty
tty: ipwireless: fix missing checks for ioremap
2019-05-31 06:48:30 -07:00
uio
…
usb
usb: core: Add PM runtime calls to usb_hcd_platform_shutdown
2019-05-31 06:48:30 -07:00
uwb
…
vfio
vfio/pci: use correct format characters
2019-05-08 07:19:10 +02:00
vhost
vhost: reject zero size iova range
2019-04-27 09:34:40 +02:00
video
fbdev: fix WARNING in __alloc_pages_nodemask bug
2019-05-31 06:48:12 -07:00
virt
drivers/virt/fsl_hypervisor.c: prevent integer overflow in ioctl
2019-05-16 19:43:47 +02:00
virtio
virtio: Honour 'may_reduce_num' in vring_create_virtqueue
2019-04-17 08:36:47 +02:00
vlynq
…
vme
…
w1
w1: fix the resume command API
2019-05-31 06:48:15 -07:00
watchdog
…
xen
…
zorro
…
Kconfig
…
Makefile
…