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Dmitry Osipenko 92cd14408b media: staging: media: tegra-vde: Defer dmabuf's unmapping 
Frequent IOMMU remappings take about 50% of CPU usage because there is
quite a lot to remap. Defer dmabuf's unmapping by 5 seconds in order to
mitigate the mapping overhead which goes away completely and driver works
as fast as in a case of a disabled IOMMU. The case of a disabled IOMMU
should also benefit a tad from the caching since CPU cache maintenance
that happens on dmabuf's attaching takes some resources.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
2019-06-24 15:06:17 -04:00
..
accessibility
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 70
2019-05-24 17:36:47 +02:00
acpi
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
amba
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
2019-06-05 17:36:37 +02:00
android
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
2019-06-05 17:36:37 +02:00
ata
libata: Extend quirks for the ST1000LM024 drives with NOLPM quirk
2019-06-13 03:17:11 -06:00
atm
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
auxdisplay
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
base
drivers/base/devres: introduce devm_release_action()
2019-06-13 17:34:56 -10:00
bcma
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block
block/ps3vram: Use %llu to format sector_t after LBDAF removal
2019-06-13 03:17:50 -06:00
bluetooth
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
bus
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
cdrom
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 1
2019-05-21 11:28:39 +02:00
char
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 445
2019-06-05 17:37:18 +02:00
clk
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 445
2019-06-05 17:37:18 +02:00
clocksource
Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2019-06-16 07:22:56 -10:00
connector
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
counter
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
cpufreq
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
cpuidle
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428
2019-06-05 17:37:16 +02:00
crypto
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 442
2019-06-05 17:37:17 +02:00
dax
mm/devm_memremap_pages: fix final page put race
2019-06-13 17:34:56 -10:00
dca
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 33
2019-05-24 17:27:11 +02:00
devfreq
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
2019-06-05 17:36:37 +02:00
dio
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
dma
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
dma-buf
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
edac
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
eisa
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 210
2019-05-30 11:29:53 -07:00
extcon
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
2019-06-05 17:36:37 +02:00
firewire
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
2019-05-30 11:26:35 -07:00
firmware
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
2019-06-05 17:37:18 +02:00
fmc
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 60
2019-05-24 17:36:45 +02:00
fpga
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
fsi
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
gnss
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
gpio
Merge tag 'gpio-v5.2-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio
2019-06-14 05:48:29 -10:00
gpu
Merge branch 'drm-fixes-5.2' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
2019-06-14 17:55:22 +02:00
hid
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid
2019-06-13 05:59:05 -10:00
hsi
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 336
2019-06-05 17:37:07 +02:00
hv
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 320
2019-06-05 17:37:05 +02:00
hwmon
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
hwspinlock
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hwtracing
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
i2c
i2c: pca-platform: Fix GPIO lookup code
2019-06-12 12:54:06 +02:00
i3c
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
ide
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
idle
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 335
2019-06-05 17:37:06 +02:00
iio
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
2019-06-05 17:37:18 +02:00
infiniband
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
input
media: touchscreen/sur40: set device_caps in struct video_device
2019-06-12 10:42:21 -04:00
interconnect
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
iommu
Merge tag 'iommu-fixes-v5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
2019-06-14 05:49:35 -10:00
ipack
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
irqchip
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
isdn
Merge tag 'spdx-5.2-rc3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-05-31 08:34:32 -07:00
leds
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
lightnvm
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 410
2019-06-05 17:37:14 +02:00
macintosh
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 375
2019-06-05 17:37:10 +02:00
mailbox
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
2019-06-05 17:36:37 +02:00
mcb
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
md
bcache: only set BCACHE_DEV_WB_RUNNING when cached device attached
2019-06-13 03:09:15 -06:00
media
media: hdpvr: fix locking and a missing msleep
2019-06-24 15:02:01 -04:00
memory
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 340
2019-06-05 17:37:07 +02:00
memstick
memstick: mspro_block: Fix an error code in mspro_block_issue_req()
2019-05-28 09:53:54 +02:00
message
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
mfd
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 450
2019-06-05 17:37:18 +02:00
misc
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
mmc
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
mtd
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
mux
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net
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
nfc
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 417
2019-06-05 17:37:15 +02:00
ntb
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
2019-06-05 17:36:37 +02:00
nubus
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
nvdimm
mm/devm_memremap_pages: fix final page put race
2019-06-13 17:34:56 -10:00
nvme
Merge branch 'nvme-5.2-rc-next' of git://git.infradead.org/nvme into for-linus
2019-06-07 14:04:28 -06:00
nvmem
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 295
2019-06-05 17:36:38 +02:00
of
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 428
2019-06-05 17:37:16 +02:00
opp
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
oprofile
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parisc
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
parport
Merge tag 'char-misc-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
2019-06-08 12:50:36 -07:00
pci
mm/devm_memremap_pages: fix final page put race
2019-06-13 17:34:56 -10:00
pcmcia
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 256
2019-06-05 17:30:27 +02:00
perf
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
2019-06-05 17:36:37 +02:00
phy
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
2019-06-05 17:37:18 +02:00
pinctrl
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
2019-06-05 17:37:18 +02:00
platform
platform/mellanox: mlxreg-hotplug: Add devm_free_irq call to remove flow
2019-06-12 11:49:20 +03:00
pnp
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 150
2019-05-30 11:25:19 -07:00
power
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 450
2019-06-05 17:37:18 +02:00
powercap
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 309
2019-06-05 17:37:04 +02:00
pps
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
2019-05-24 17:36:45 +02:00
ps3
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 167
2019-05-30 11:26:39 -07:00
ptp
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 167
2019-05-30 11:26:39 -07:00
pwm
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 372
2019-06-05 17:37:10 +02:00
rapidio
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
2019-05-30 11:26:37 -07:00
ras
RAS/CEC: Convert the timer callback to a workqueue
2019-06-07 23:21:39 +02:00
regulator
Merge tag 'regulator-fix-v5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator
2019-06-10 07:35:55 -10:00
remoteproc
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
2019-06-05 17:36:37 +02:00
reset
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422
2019-06-05 17:37:15 +02:00
rpmsg
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rtc
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441
2019-06-05 17:37:17 +02:00
s390
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
2019-06-07 09:29:14 -07:00
sbus
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
2019-05-24 17:36:45 +02:00
scsi
Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
2019-06-14 15:52:51 -10:00
sfi
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
sh
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
siox
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
slimbus
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sn
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
soc
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 409
2019-06-05 17:37:14 +02:00
soundwire
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
spi
Merge tag 'spi-fix-v5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
2019-06-10 07:19:56 -10:00
spmi
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
2019-06-05 17:36:37 +02:00
ssb
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
staging
media: staging: media: tegra-vde: Defer dmabuf's unmapping
2019-06-24 15:06:17 -04:00
target
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 335
2019-06-05 17:37:06 +02:00
tc
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
tee
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
2019-06-05 17:36:37 +02:00
thermal
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422
2019-06-05 17:37:15 +02:00
thunderbolt
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
tty
vt/fbcon: deinitialize resources in visual_init() after failed memory allocation
2019-05-24 17:08:18 +02:00
uio
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 333
2019-06-05 17:37:06 +02:00
usb
Merge tag 'v5.2-rc5' into patchwork
2019-06-21 16:09:25 -04:00
uwb
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 268
2019-06-05 17:30:29 +02:00
vfio
vfio/mdev: Synchronize device create/remove with parent removal
2019-06-06 12:32:37 -06:00
vhost
vhost: scsi: add weight support
2019-05-27 11:08:23 -04:00
video
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
2019-06-05 17:37:18 +02:00
virt
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
virtio
virtio: Fix indentation of VIRTIO_MMIO
2019-05-27 11:08:22 -04:00
visorbus
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
vlynq
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 102
2019-05-24 17:39:00 +02:00
vme
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
2019-05-30 11:26:32 -07:00
w1
Merge tag 'spdx-5.2-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
2019-06-08 12:52:42 -07:00
watchdog
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
2019-06-05 17:37:18 +02:00
xen
Merge branch 'stable/for-linus-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb
2019-06-11 15:38:34 -10:00
zorro
treewide: Add SPDX license identifier - Makefile/Kconfig
2019-05-21 10:50:46 +02:00
Kconfig
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Makefile
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