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Chaitanya Kulkarni 50a909db36 nvmet: use IOCB_NOWAIT for file-ns buffered I/O 
This patch optimizes read command behavior when file-ns configured
with buffered I/O. Instead of offloading the buffered I/O read operations
to the worker threads, we first issue the read operation with IOCB_NOWAIT
and try and access the data from the cache. Here we only offload the
request to the worker thread and complete the request in the worker
thread context when IOCB_NOWAIT request fails.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2018-12-07 22:26:56 -07:00
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accessibility
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acpi
- Cortex-A76 erratum workaround
2018-11-30 18:39:07 -08:00
amba
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android
binder: fix race that allows malicious free of live buffer
2018-11-26 20:01:47 +01:00
ata
Linux 4.20-rc3
2018-11-18 15:46:03 -07:00
atm
firestream: fix spelling mistake: "Inititing" -> "Initializing"
2018-11-27 15:32:06 -08:00
auxdisplay
The Compiler Attributes series
2018-11-01 18:34:46 -07:00
base
devres: Align data[] to ARCH_KMALLOC_MINALIGN
2018-11-11 11:40:04 -08:00
bcma
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block
blkcg: remove bio->bi_css and instead use bio->bi_blkg
2018-12-07 22:26:37 -07:00
bluetooth
Merge branch 'work.tty-ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-10-24 14:43:41 +01:00
bus
ARM: SoC driver updates for 4.17
2018-10-29 15:16:01 -07:00
cdrom
gdrom: fix mistake in assignment of error
2018-10-25 11:17:40 -06:00
char
RTC for 4.20
2018-10-27 09:24:24 -07:00
clk
clk: qcom: gcc: Fix board clock node name
2018-11-09 14:13:55 -08:00
clocksource
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2018-11-11 16:41:50 -06:00
connector
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cpufreq
cpufreq: ti-cpufreq: Only register platform_device when supported
2018-11-19 11:26:06 +01:00
cpuidle
ARM: cpuidle: Convert to use cpuidle_register|unregister()
2018-11-08 18:53:00 +01:00
crypto
crypto: hisilicon - Fix reference after free of memories on error path
2018-11-09 17:35:43 +08:00
dax
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dca
…
devfreq
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dio
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dma
dmaengine: at_hdmac: fix module unloading
2018-11-29 19:49:41 +05:30
dma-buf
udmabuf: set read/write flag when exporting
2018-11-16 08:50:53 +01:00
edac
* skx_edac: Address translation for NVDIMMs (Tony Luck and Qiuxu Zhuo)
2018-11-02 11:17:22 -07:00
eisa
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extcon
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firewire
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firmware
efi: Prevent GICv3 WARN() by mapping the memreserve table before first use
2018-11-27 13:50:20 +01:00
fmc
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fpga
fpga: add devm_fpga_region_create
2018-10-16 11:13:50 +02:00
fsi
fsi: fsi-scom.c: Remove duplicate header
2018-11-26 10:13:04 +11:00
gnss
gnss: sirf: fix synchronous write timeout
2018-11-14 20:37:41 +01:00
gpio
ARM: SoC fixes
2018-12-02 12:19:44 -08:00
gpu
- mst: Don't try to validate ports while destroying them (Lyude)
2018-11-29 10:11:15 +10:00
hid
Staging and IIO driver fixes for 4.20-rc5
2018-11-30 12:23:44 -08:00
hsi
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hv
Drivers: hv: vmbus: check the creation_status in vmbus_establish_gpadl()
2018-11-26 20:33:56 +01:00
hwmon
hwmon: (w83795) temp4_type has writable permission
2018-11-18 14:34:56 -08:00
hwspinlock
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hwtracing
stm class: Use memcat_p()
2018-10-11 12:12:55 +02:00
i2c
i2c: nvidia-gpu: make pm_ops static
2018-11-09 17:56:44 +01:00
ide
ide: don't acquire queue_lock in ide_complete_pm_rq
2018-11-16 09:17:02 -07:00
idle
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2018-10-23 13:32:18 +01:00
iio
iio/hid-sensors: Fix IIO_CHAN_INFO_RAW returning wrong values for signed numbers
2018-11-16 11:42:12 +00:00
infiniband
RDMA/mlx5: Initialize return variable in case pagefault was skipped
2018-11-29 15:16:45 -07:00
input
Merge branch 'xarray' of git://git.infradead.org/users/willy/linux-dax
2018-10-28 11:35:40 -07:00
iommu
iommu/vt-d: Use memunmap to free memremap
2018-11-22 17:02:21 +01:00
ipack
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irqchip
irqchip/irq-mvebu-sei: Fix a NULL vs IS_ERR() bug in probe function
2018-11-01 12:38:48 +01:00
isdn
Merge branch 'work.afs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
2018-11-01 19:58:52 -07:00
leds
LED fixes for 4.20-rc2
2018-11-08 17:49:04 -06:00
lightnvm
block: remove the lock argument to blk_alloc_queue_node
2018-11-15 12:13:35 -07:00
macintosh
memblock: stop using implicit alignment to SMP_CACHE_BYTES
2018-10-31 08:54:16 -07:00
mailbox
- Convert print users to use the %pOFn format specifier
2018-10-29 10:30:44 -07:00
mcb
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md
blkcg: remove bio->bi_css and instead use bio->bi_blkg
2018-12-07 22:26:37 -07:00
media
media: ipu3-cio2: Use cio2_queues_exit
2018-11-06 07:11:59 -05:00
memory
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memstick
ms_block: remove unused pointer 'set'
2018-11-08 06:17:26 -07:00
message
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mfd
chrome-platform for v4.20
2018-10-31 16:47:55 -07:00
misc
misc: mic/scif: fix copy-paste error in scif_create_remote_lookup
2018-11-27 09:00:38 +01:00
mmc
Linux 4.20-rc5
2018-12-04 09:38:05 -07:00
mtd
mtd: nand: Fix memory allocation in nanddev_bbt_init()
2018-11-28 15:41:50 +01:00
mux
This is the bulk of GPIO changes for the v4.20 series:
2018-10-23 08:45:05 +01:00
net
Merge branch '1GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queue
2018-11-28 11:33:35 -08:00
nfc
NFC: nfcmrvl_uart: fix OF child-node lookup
2018-10-23 13:28:53 -05:00
ntb
ntb: idt: Alter the driver info comments
2018-11-01 10:33:12 -04:00
nubus
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nvdimm
block: remove the lock argument to blk_alloc_queue_node
2018-11-15 12:13:35 -07:00
nvme
nvmet: use IOCB_NOWAIT for file-ns buffered I/O
2018-12-07 22:26:56 -07:00
nvmem
nvmem: core: fix regression in of_nvmem_cell_get()
2018-11-11 09:15:29 -08:00
of
Devicetree fixes for 4.20-rc:
2018-11-09 16:41:58 -06:00
opp
OPP: Fix parsing of multiple phandles in "operating-points-v2" property
2018-11-23 10:47:21 +05:30
oprofile
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parisc
parisc: Add alternative coding infrastructure
2018-10-17 17:22:26 +02:00
parport
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pci
Linux 4.20-rc5
2018-12-04 09:38:05 -07:00
pcmcia
powerpc updates for 4.20
2018-10-26 14:36:21 -07:00
perf
arm64 updates for 4.20:
2018-10-22 17:30:06 +01:00
phy
phy: qcom-qusb2: Fix HSTX_TRIM tuning with fused value for SDM845
2018-11-21 13:13:58 +05:30
pinctrl
pinctrl: meson: fix meson8b ao pull register bits
2018-11-05 09:33:22 +01:00
platform
platform-drivers-x86 for v4.20-1
2018-11-01 08:42:21 -07:00
pnp
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power
Devicetree updates for 4.20:
2018-10-26 12:09:58 -07:00
powercap
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2018-10-23 13:32:18 +01:00
pps
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ps3
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ptp
ptp: drop redundant kasprintf() to create worker name
2018-10-28 19:20:06 -07:00
pwm
pwm: lpss: Only set update bit if we are actually changing the settings
2018-10-16 13:16:15 +02:00
rapidio
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ras
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regulator
regulator: Regulator updates for next release
2018-10-23 01:54:44 +01:00
remoteproc
remoteproc: qcom: q6v5-mss: Register segments/dumpfn for coredump
2018-10-19 12:54:03 -07:00
reset
ARM: SoC driver updates for 4.17
2018-10-29 15:16:01 -07:00
rpmsg
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rtc
Staging and IIO driver fixes for 4.20-rc5
2018-11-30 12:23:44 -08:00
s390
Linux 4.20-rc5
2018-12-04 09:38:05 -07:00
sbus
oradax: remove redundant null check before kfree
2018-10-07 22:42:00 -07:00
scsi
Linux 4.20-rc5
2018-12-04 09:38:05 -07:00
sfi
mm: remove include/linux/bootmem.h
2018-10-31 08:54:16 -07:00
sh
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siox
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slimbus
slimbus: ngd: remove unnecessary check
2018-11-07 14:59:28 +01:00
sn
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soc
soc: ti: QMSS: Fix usage of irq_set_affinity_hint
2018-11-02 11:22:09 -07:00
soundwire
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spi
spi: Fixes for v4.20
2018-11-28 08:33:55 -08:00
spmi
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ssb
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staging
Staging and IIO driver fixes for 4.20-rc5
2018-11-30 12:23:44 -08:00
target
sbitmap: optimize wakeup check
2018-11-30 14:48:04 -07:00
tc
TC: Set DMA masks for devices
2018-10-11 09:16:44 -07:00
tee
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thermal
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux
2018-10-31 11:28:12 -07:00
thunderbolt
thunderbolt: Prevent root port runtime suspend during NVM upgrade
2018-11-26 20:38:49 +01:00
tty
TTY/Serial fixes for 4.20-rc2
2018-11-10 13:32:14 -06:00
uio
uio: Fix an Oops on load
2018-11-11 09:21:46 -08:00
usb
USB: fixes for v4.20-rc4
2018-11-29 11:39:35 +01:00
uwb
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vfio
VFIO updates for v4.20
2018-10-31 11:01:38 -07:00
vhost
virtio, vhost: fixes, tweaks
2018-11-01 14:42:49 -07:00
video
fbdev changes for v4.20:
2018-10-31 11:41:37 -07:00
virt
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virtio
virtio-balloon: VIRTIO_BALLOON_F_PAGE_POISON
2018-10-24 20:57:55 -04:00
visorbus
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vlynq
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vme
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w1
w1: IAD Register is yet readable trough iad sys file. Fix snprintf (%u for unsigned, count for max size).
2018-10-15 20:50:32 +02:00
watchdog
watchdog: ts4800: release syscon device node in ts4800_wdt_probe()
2018-10-22 10:16:28 +02:00
xen
xen: fixes for 4.20-rc5
2018-12-02 12:15:55 -08:00
zorro
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Kconfig
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Makefile
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