Commit 4089fd70 authored by Trond Myklebust's avatar Trond Myklebust Committed by Greg Kroah-Hartman
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NFSv4.2: Serialise O_DIRECT i/o and fallocate() 



[ Upstream commit b93128f2 ]

Ensure that all O_DIRECT reads and writes complete before calling
fallocate so that we don't race w.r.t. attribute updates.

Fixes: 99f23783 ("NFSv4.2: Always flush out writes in nfs42_proc_fallocate()")
Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent 320a0954
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