2006-01-13 01:01:01

by NeilBrown

[permalink] [raw]
Subject: [PATCH kNFSd 007 of 26] nfsd4: remove release_state_owner()


It's confusing having both release_stateowner() and release_state_owner(). And
as it turns out, release_state_owner() is short and only called from one place;
so just remove it.

Also note the confirmed check is superfluous there--preprocess_seqid_op
already check this.

And remove a redundant comment and a superfluous line assignment while we're at
it.

Signed-off-by: J. Bruce Fields <[email protected]>
Signed-off-by: Neil Brown <[email protected]>

### Diffstat output
./fs/nfsd/nfs4state.c | 31 +++++++++----------------------
1 file changed, 9 insertions(+), 22 deletions(-)

diff ./fs/nfsd/nfs4state.c~current~ ./fs/nfsd/nfs4state.c
--- ./fs/nfsd/nfs4state.c~current~ 2006-01-13 11:51:05.000000000 +1100
+++ ./fs/nfsd/nfs4state.c 2006-01-13 11:51:05.000000000 +1100
@@ -1178,7 +1178,6 @@ release_stateid(struct nfs4_stateid *stp
locks_remove_posix(filp, (fl_owner_t) stp->st_stateowner);
put_nfs4_file(stp->st_file);
kmem_cache_free(stateid_slab, stp);
- stp = NULL;
}

static void
@@ -1191,22 +1190,6 @@ move_to_close_lru(struct nfs4_stateowner
sop->so_time = get_seconds();
}

-static void
-release_state_owner(struct nfs4_stateid *stp, int flag)
-{
- struct nfs4_stateowner *sop = stp->st_stateowner;
-
- dprintk("NFSD: release_state_owner\n");
- release_stateid(stp, flag);
-
- /* place unused nfs4_stateowners on so_close_lru list to be
- * released by the laundromat service after the lease period
- * to enable us to handle CLOSE replay
- */
- if (sop->so_confirmed && list_empty(&sop->so_stateids))
- move_to_close_lru(sop);
-}
-
static int
cmp_owner_str(struct nfs4_stateowner *sop, struct xdr_netobj *owner, clientid_t *clid) {
return ((sop->so_owner.len == owner->len) &&
@@ -2423,15 +2406,19 @@ nfsd4_close(struct svc_rqst *rqstp, stru
CHECK_FH | OPEN_STATE | CLOSE_STATE,
&close->cl_stateowner, &stp, NULL)))
goto out;
- /*
- * Return success, but first update the stateid.
- */
status = nfs_ok;
update_stateid(&stp->st_stateid);
memcpy(&close->cl_stateid, &stp->st_stateid, sizeof(stateid_t));

- /* release_state_owner() calls nfsd_close() if needed */
- release_state_owner(stp, OPEN_STATE);
+ /* release_stateid() calls nfsd_close() if needed */
+ release_stateid(stp, OPEN_STATE);
+
+ /* place unused nfs4_stateowners on so_close_lru list to be
+ * released by the laundromat service after the lease period
+ * to enable us to handle CLOSE replay
+ */
+ if (list_empty(&close->cl_stateowner->so_stateids))
+ move_to_close_lru(close->cl_stateowner);
out:
if (close->cl_stateowner) {
nfs4_get_stateowner(close->cl_stateowner);


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