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authorTrond Myklebust2014-07-30 03:34:23 +0200
committerJ. Bruce Fields2014-07-31 20:20:15 +0200
commit4cbfc9f7046a31721075ecde333519867807ecf8 (patch)
treef552e50c36d05d6e558c9baada88a05e2bceb2f8 /fs/nfsd/nfs4state.c
parentnfsd: Add reference counting to nfs4_preprocess_confirmed_seqid_op (diff)
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nfsd: Migrate the stateid reference into nfs4_preprocess_seqid_op
Allow nfs4_preprocess_seqid_op to take the stateid reference, instead of having all the callers do so. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4state.c')
-rw-r--r--fs/nfsd/nfs4state.c26
1 files changed, 11 insertions, 15 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index a777666044f1..b0c0f4cdf503 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -4390,8 +4390,11 @@ nfs4_preprocess_seqid_op(struct nfsd4_compound_state *cstate, u32 seqid,
cstate->replay_owner = stp->st_stateowner;
status = nfs4_seqid_op_checks(cstate, stateid, seqid, stp);
- if (!status)
+ if (!status) {
+ /* FIXME: move into find_stateid_by_type */
+ atomic_inc(&stp->st_stid.sc_count);
*stpp = stp;
+ }
return status;
}
@@ -4400,16 +4403,18 @@ static __be32 nfs4_preprocess_confirmed_seqid_op(struct nfsd4_compound_state *cs
{
__be32 status;
struct nfs4_openowner *oo;
+ struct nfs4_ol_stateid *stp;
status = nfs4_preprocess_seqid_op(cstate, seqid, stateid,
- NFS4_OPEN_STID, stpp, nn);
+ NFS4_OPEN_STID, &stp, nn);
if (status)
return status;
- /* FIXME: move into nfs4_preprocess_seqid_op */
- atomic_inc(&(*stpp)->st_stid.sc_count);
- oo = openowner((*stpp)->st_stateowner);
- if (!(oo->oo_flags & NFS4_OO_CONFIRMED))
+ oo = openowner(stp->st_stateowner);
+ if (!(oo->oo_flags & NFS4_OO_CONFIRMED)) {
+ nfs4_put_stid(&stp->st_stid);
return nfserr_bad_stateid;
+ }
+ *stpp = stp;
return nfs_ok;
}
@@ -4436,8 +4441,6 @@ nfsd4_open_confirm(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
NFS4_OPEN_STID, &stp, nn);
if (status)
goto out;
- /* FIXME: move into nfs4_preprocess_seqid_op */
- atomic_inc(&stp->st_stid.sc_count);
oo = openowner(stp->st_stateowner);
status = nfserr_bad_stateid;
if (oo->oo_flags & NFS4_OO_CONFIRMED)
@@ -4587,8 +4590,6 @@ nfsd4_close(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
nfsd4_bump_seqid(cstate, status);
if (status)
goto out;
- /* FIXME: move into nfs4_preprocess_seqid_op */
- atomic_inc(&stp->st_stid.sc_count);
update_stateid(&stp->st_stid.sc_stateid);
memcpy(&close->cl_stateid, &stp->st_stid.sc_stateid, sizeof(stateid_t));
@@ -4944,9 +4945,6 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
lock->lk_old_lock_seqid,
&lock->lk_old_lock_stateid,
NFS4_LOCK_STID, &lock_stp, nn);
- /* FIXME: move into nfs4_preprocess_seqid_op */
- if (!status)
- atomic_inc(&lock_stp->st_stid.sc_count);
}
if (status)
goto out;
@@ -5175,8 +5173,6 @@ nfsd4_locku(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
&stp, nn);
if (status)
goto out;
- /* FIXME: move into nfs4_preprocess_seqid_op */
- atomic_inc(&stp->st_stid.sc_count);
filp = find_any_file(stp->st_stid.sc_file);
if (!filp) {
status = nfserr_lock_range;