diff options
Diffstat (limited to 'fs/nfs/nfs4_fs.h')
-rw-r--r-- | fs/nfs/nfs4_fs.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index bb322d9de313..c4a98cbda6dd 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -570,6 +570,14 @@ static inline bool nfs4_stateid_is_newer(const nfs4_stateid *s1, const nfs4_stat return (s32)(be32_to_cpu(s1->seqid) - be32_to_cpu(s2->seqid)) > 0; } +static inline bool nfs4_stateid_is_next(const nfs4_stateid *s1, const nfs4_stateid *s2) +{ + u32 seq1 = be32_to_cpu(s1->seqid); + u32 seq2 = be32_to_cpu(s2->seqid); + + return seq2 == seq1 + 1U || (seq2 == 1U && seq1 == 0xffffffffU); +} + static inline void nfs4_stateid_seqid_inc(nfs4_stateid *s1) { u32 seqid = be32_to_cpu(s1->seqid); |