kernel_samsung_a53x/include
Dai Ngo f4a7792d92 NFSD: delay unmount source's export after inter-server copy completed.
[ Upstream commit f4e44b393389c77958f7c58bf4415032b4cda15b ]

Currently the source's export is mounted and unmounted on every
inter-server copy operation. This patch is an enhancement to delay
the unmount of the source export for a certain period of time to
eliminate the mount and unmount overhead on subsequent copy operations.

After a copy operation completes, a work entry is added to the
delayed unmount list with an expiration time. This list is serviced
by the laundromat thread to unmount the export of the expired entries.
Each time the export is being used again, its expiration time is
extended and the entry is re-inserted to the tail of the list.

The unmount task and the mount operation of the copy request are
synced to make sure the export is not unmounted while it's being
used.

Signed-off-by: Dai Ngo <dai.ngo@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-11-19 12:27:39 +01:00
..
acpi
asm-generic asm-generic: qspinlock: fix queued_spin_value_unlocked() implementation 2024-11-18 12:11:56 +01:00
clocksource
crypto crypto: af_alg - Disallow multiple in-flight AIO requests 2024-11-18 12:12:26 +01:00
drm drm/mipi-dsi: use correct return type for the DSC functions 2024-11-19 12:26:58 +01:00
dt-bindings dt-bindings: clock: Update the videocc resets for sm8150 2024-11-18 12:12:41 +01:00
keys
kunit
kvm
linux NFSD: delay unmount source's export after inter-server copy completed. 2024-11-19 12:27:39 +01:00
math-emu
media
memory
misc
net net: fix __dst_negative_advice() race 2024-11-19 12:27:19 +01:00
pcmcia
ras
rdma
scsc
scsi scsi: core: Introduce enum scsi_disposition 2024-11-18 12:13:21 +01:00
sdp
soc soc: fsl: qbman: Add CGR update function 2024-11-19 09:22:35 +01:00
sound ASoC: soc-acpi: add helper to identify parent driver. 2024-11-19 12:26:57 +01:00
target
test
trace SUNRPC: Export svc_xprt_received() 2024-11-19 12:27:36 +01:00
uapi UAPI: nfsfh.h: Replace one-element array with flexible-array member 2024-11-19 12:27:36 +01:00
variant1/linux
vdso
video
xen