From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Allow nfs4_find_stateid_by_type to take the stateid reference, while
still holding the &cl->cl_lock. Necessary step toward client_mutex
removal.
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
fs/nfsd/nfs4state.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index a4a49a3b464c..653de6b14665 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1696,8 +1696,12 @@ find_stateid_by_type(struct nfs4_client *cl, stateid_t *t, char typemask)
spin_lock(&cl->cl_lock);
s = find_stateid_locked(cl, t);
- if (s != NULL && !(typemask & s->sc_type))
- s = NULL;
+ if (s != NULL) {
+ if (typemask & s->sc_type)
+ atomic_inc(&s->sc_count);
+ else
+ s = NULL;
+ }
spin_unlock(&cl->cl_lock);
return s;
}
@@ -3326,8 +3330,6 @@ static struct nfs4_delegation *find_deleg_stateid(struct nfs4_client *cl, statei
ret = find_stateid_by_type(cl, s, NFS4_DELEG_STID);
if (!ret)
return NULL;
- /* FIXME: move into find_stateid_by_type */
- atomic_inc(&ret->sc_count);
return delegstateid(ret);
}
@@ -4170,8 +4172,6 @@ nfsd4_lookup_stateid(struct nfsd4_compound_state *cstate,
*s = find_stateid_by_type(cstate->clp, stateid, typemask);
if (!*s)
return nfserr_bad_stateid;
- /* FIXME: move into find_stateid_by_type */
- atomic_inc(&(*s)->sc_count);
return nfs_ok;
}
--
1.9.3
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