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| author | Jeff Layton | 2016-05-05 12:53:47 +0200 |
|---|---|---|
| committer | J. Bruce Fields | 2016-05-13 21:34:47 +0200 |
| commit | 14b7f4a1edf15808cf52dc38277ffe1d84854839 (patch) | |
| tree | b4fcfa64ff59ee0ed5f6ef01d7b828de534e3af9 /fs/nfsd/state.h | |
| parent | Remove unnecessary allocation (diff) | |
| download | kernel-qcow2-linux-14b7f4a1edf15808cf52dc38277ffe1d84854839.tar.gz kernel-qcow2-linux-14b7f4a1edf15808cf52dc38277ffe1d84854839.tar.xz kernel-qcow2-linux-14b7f4a1edf15808cf52dc38277ffe1d84854839.zip | |
nfsd: handle seqid wraparound in nfsd4_preprocess_layout_stateid
Move the existing static function to an inline helper, and call it.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/state.h')
| -rw-r--r-- | fs/nfsd/state.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h index c050c53036a6..986e51e5ceac 100644 --- a/fs/nfsd/state.h +++ b/fs/nfsd/state.h @@ -573,6 +573,11 @@ enum nfsd4_cb_op { NFSPROC4_CLNT_CB_SEQUENCE, }; +/* Returns true iff a is later than b: */ +static inline bool nfsd4_stateid_generation_after(stateid_t *a, stateid_t *b) +{ + return (s32)(a->si_generation - b->si_generation) > 0; +} struct nfsd4_compound_state; struct nfsd_net; |