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NFSv4: Fix an atomicity problem in CLOSE

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If we are to remove the serialisation of OPEN/CLOSE, then we need to
ensure that the stateid sent as part of a CLOSE operation does not
change after we test the state in nfs4_close_prepare.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-01-23 15:32:46 -05:00
parent 2ef47eb1ae
commit 566fcec60b
3 changed files with 9 additions and 4 deletions
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2
include/linux/nfs_xdr.h
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@ -389,7 +389,7 @@ struct nfs_open_confirmres {
struct nfs_closeargs {
struct nfs4_sequence_args seq_args;
struct nfs_fh * fh;
nfs4_stateid * stateid;
nfs4_stateid stateid;
struct nfs_seqid * seqid;
fmode_t fmode;
const u32 * bitmask;