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(parent: 5dea19d) | patch
NFSv4: Don't allow a cached open with a revoked delegation
authorTrond Myklebust <trondmy@gmail.com>
Thu, 31 Oct 2019 22:40:32 +0000 (18:40 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 12 Nov 2019 18:28:18 +0000 (19:28 +0100)
commit5beaffd786a5cb964a52309b4377aed5a496b7b4
tree87a11a201296193f04cb2045512fdddb72c91db9tree
parent5dea19d1663ab8af2671f235653670248312c4cbcommit | diff
NFSv4: Don't allow a cached open with a revoked delegation

[ Upstream commit be3df3dd4c70ee020587a943a31b98a0fb4b6424 ]

If the delegation is marked as being revoked, we must not use it
for cached opens.

Fixes: 869f9dfa4d6d ("NFSv4: Fix races between nfs_remove_bad_delegation() and delegation return")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
fs/nfs/delegation.c diff | blob | blame | history
fs/nfs/delegation.h diff | blob | blame | history
fs/nfs/nfs4proc.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git