From 3e633079e377d2b527a8390f63ceb887b5cabfbf Mon Sep 17 00:00:00 2001 From: "J. Bruce Fields" Date: Sat, 21 Feb 2009 13:17:19 -0800 Subject: nfsd4: add a helper function to decide if stateid is delegation Make this check self-documenting. Signed-off-by: J. Bruce Fields --- fs/nfsd/nfs4state.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'fs/nfsd') diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 909a7a49368..d5555850cb6 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2048,6 +2048,11 @@ static int check_stateid_generation(stateid_t *in, stateid_t *ref) return nfs_ok; } +static int is_delegation_stateid(stateid_t *stateid) +{ + return stateid->si_fileid == 0; +} + /* * Checks for stateid operations */ @@ -2073,7 +2078,7 @@ nfs4_preprocess_stateid_op(struct svc_fh *current_fh, stateid_t *stateid, int fl goto out; status = nfserr_bad_stateid; - if (!stateid->si_fileid) { /* delegation stateid */ + if (is_delegation_stateid(stateid)) { dp = find_delegation_stateid(ino, stateid); if (!dp) goto out; -- cgit v1.2.3