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(parent: 209bf0a) | patch
nfsd: Fix race in lock stateid creation
authorTrond Myklebust <trond.myklebust@primarydata.com>
Fri, 3 Nov 2017 12:00:14 +0000 (08:00 -0400)
committerJ. Bruce Fields <bfields@redhat.com>
Mon, 27 Nov 2017 21:45:10 +0000 (16:45 -0500)
commit07a9b8382c040309c3a233c32093a44441e13801
treec118b4316b711a950f6792a8d4c2c47fea81886ctree | snapshot
parent209bf0a7e393a623c0f537e2a2ebb90c10d63c8acommit | diff
nfsd: Fix race in lock stateid creation

If we're looking up a new lock state, and the creation fails, then
we want to unhash it, just like we do for OPEN. However in order
to do so, we need to that no other LOCK requests can grab the
mutex until we have unhashed it (and marked it as closed).

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
fs/nfsd/nfs4state.c diff | blob | history
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