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-rw-r--r--fs/nfsd/nfs4state.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 66f9a4f031a4..a20c2c9d7d45 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1397,11 +1397,16 @@ static void
recalculate_deny_mode(struct nfs4_file *fp)
{
struct nfs4_ol_stateid *stp;
+ u32 old_deny;
spin_lock(&fp->fi_lock);
+ old_deny = fp->fi_share_deny;
fp->fi_share_deny = 0;
- list_for_each_entry(stp, &fp->fi_stateids, st_perfile)
+ list_for_each_entry(stp, &fp->fi_stateids, st_perfile) {
fp->fi_share_deny |= bmap_to_share_mode(stp->st_deny_bmap);
+ if (fp->fi_share_deny == old_deny)
+ break;
+ }
spin_unlock(&fp->fi_lock);
}