git.maquefel.me Git - linux.git/commit

author	Dai Ngo <dai.ngo@oracle.com>
	Wed, 14 Sep 2022 15:54:26 +0000 (08:54 -0700)
committer	Chuck Lever <chuck.lever@oracle.com>
	Mon, 26 Sep 2022 18:02:41 +0000 (14:02 -0400)
commit	7746b32f467b3813fb61faaab3258de35806a7ac
tree	22ace645fe5c97affbe517c0f36395cdc2e898cf	tree \| snapshot
parent	3a4ea23d86a317c4b68b9a69d51f7e84e1e04357	commit \| diff

NFSD: add shrinker to reap courtesy clients on low memory condition

Add courtesy_client_reaper to react to low memory condition triggered
by the system memory shrinker.

The delayed_work for the courtesy_client_reaper is scheduled on
the shrinker's count callback using the laundry_wq.

The shrinker's scan callback is not used for expiring the courtesy
clients due to potential deadlocks.

Signed-off-by: Dai Ngo <dai.ngo@oracle.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

fs/nfsd/netns.h		diff \| blob \| history
fs/nfsd/nfs4state.c		diff \| blob \| history
fs/nfsd/nfsctl.c		diff \| blob \| history
fs/nfsd/nfsd.h		diff \| blob \| history

ep93xx device tree rework repo: git://git.maquefel.me/linux.git

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