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Subject[PATCH 011 of 18] knfsd: nfsd4: move replay_owner to cstate

From: J.Bruce Fields <bfields@fieldses.org>

Tuck away the replay_owner in the cstate while we're at it.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>

### Diffstat output
./fs/nfsd/nfs4proc.c | 31 ++++++++++++++-----------------
./fs/nfsd/nfs4state.c | 22 ++++++++++------------
./include/linux/nfsd/xdr4.h | 17 +++++++----------
3 files changed, 31 insertions(+), 39 deletions(-)

diff .prev/fs/nfsd/nfs4proc.c ./fs/nfsd/nfs4proc.c
--- .prev/fs/nfsd/nfs4proc.c 2006-12-08 12:09:27.000000000 +1100
+++ ./fs/nfsd/nfs4proc.c 2006-12-08 12:09:27.000000000 +1100
@@ -163,7 +163,7 @@ do_open_fhandle(struct svc_rqst *rqstp,

static inline __be32
nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
- struct nfsd4_open *open, struct nfs4_stateowner **replay_owner)
+ struct nfsd4_open *open)
{
__be32 status;
dprintk("NFSD: nfsd4_open filename %.*s op_stateowner %p\n",
@@ -255,7 +255,7 @@ nfsd4_open(struct svc_rqst *rqstp, struc
out:
if (open->op_stateowner) {
nfs4_get_stateowner(open->op_stateowner);
- *replay_owner = open->op_stateowner;
+ cstate->replay_owner = open->op_stateowner;
}
nfs4_unlock_state();
return status;
@@ -761,6 +761,7 @@ static void cstate_free(struct nfsd4_com
return;
fh_put(&cstate->current_fh);
fh_put(&cstate->save_fh);
+ BUG_ON(cstate->replay_owner);
kfree(cstate);
}

@@ -773,6 +774,7 @@ static struct nfsd4_compound_state *csta
return NULL;
fh_init(&cstate->current_fh, NFS4_FHSIZE);
fh_init(&cstate->save_fh, NFS4_FHSIZE);
+ cstate->replay_owner = NULL;
return cstate;
}

@@ -786,7 +788,6 @@ nfsd4_proc_compound(struct svc_rqst *rqs
{
struct nfsd4_op *op;
struct nfsd4_compound_state *cstate = NULL;
- struct nfs4_stateowner *replay_owner = NULL;
int slack_bytes;
__be32 status;

@@ -876,7 +877,7 @@ nfsd4_proc_compound(struct svc_rqst *rqs
break;
case OP_CLOSE:
op->status = nfsd4_close(rqstp, cstate,
- &op->u.close, &replay_owner);
+ &op->u.close);
break;
case OP_COMMIT:
op->status = nfsd4_commit(rqstp, cstate,
@@ -901,15 +902,13 @@ nfsd4_proc_compound(struct svc_rqst *rqs
op->status = nfsd4_link(rqstp, cstate, &op->u.link);
break;
case OP_LOCK:
- op->status = nfsd4_lock(rqstp, cstate, &op->u.lock,
- &replay_owner);
+ op->status = nfsd4_lock(rqstp, cstate, &op->u.lock);
break;
case OP_LOCKT:
op->status = nfsd4_lockt(rqstp, cstate, &op->u.lockt);
break;
case OP_LOCKU:
- op->status = nfsd4_locku(rqstp, cstate, &op->u.locku,
- &replay_owner);
+ op->status = nfsd4_locku(rqstp, cstate, &op->u.locku);
break;
case OP_LOOKUP:
op->status = nfsd4_lookup(rqstp, cstate,
@@ -926,17 +925,15 @@ nfsd4_proc_compound(struct svc_rqst *rqs
break;
case OP_OPEN:
op->status = nfsd4_open(rqstp, cstate,
- &op->u.open, &replay_owner);
+ &op->u.open);
break;
case OP_OPEN_CONFIRM:
op->status = nfsd4_open_confirm(rqstp, cstate,
- &op->u.open_confirm,
- &replay_owner);
+ &op->u.open_confirm);
break;
case OP_OPEN_DOWNGRADE:
op->status = nfsd4_open_downgrade(rqstp, cstate,
- &op->u.open_downgrade,
- &replay_owner);
+ &op->u.open_downgrade);
break;
case OP_PUTFH:
op->status = nfsd4_putfh(rqstp, cstate, &op->u.putfh);
@@ -1001,16 +998,16 @@ nfsd4_proc_compound(struct svc_rqst *rqs

encode_op:
if (op->status == nfserr_replay_me) {
- op->replay = &replay_owner->so_replay;
+ op->replay = &cstate->replay_owner->so_replay;
nfsd4_encode_replay(resp, op);
status = op->status = op->replay->rp_status;
} else {
nfsd4_encode_operation(resp, op);
status = op->status;
}
- if (replay_owner) {
- nfs4_put_stateowner(replay_owner);
- replay_owner = NULL;
+ if (cstate->replay_owner) {
+ nfs4_put_stateowner(cstate->replay_owner);
+ cstate->replay_owner = NULL;
}
/* XXX Ugh, we need to get rid of this kind of special case: */
if (op->opnum == OP_READ && op->u.read.rd_filp)
diff .prev/fs/nfsd/nfs4state.c ./fs/nfsd/nfs4state.c
--- .prev/fs/nfsd/nfs4state.c 2006-12-08 12:09:27.000000000 +1100
+++ ./fs/nfsd/nfs4state.c 2006-12-08 12:09:27.000000000 +1100
@@ -2243,8 +2243,7 @@ check_replay:

__be32
nfsd4_open_confirm(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
- struct nfsd4_open_confirm *oc,
- struct nfs4_stateowner **replay_owner)
+ struct nfsd4_open_confirm *oc)
{
__be32 status;
struct nfs4_stateowner *sop;
@@ -2281,7 +2280,7 @@ nfsd4_open_confirm(struct svc_rqst *rqst
out:
if (oc->oc_stateowner) {
nfs4_get_stateowner(oc->oc_stateowner);
- *replay_owner = oc->oc_stateowner;
+ cstate->replay_owner = oc->oc_stateowner;
}
nfs4_unlock_state();
return status;
@@ -2315,8 +2314,7 @@ reset_union_bmap_deny(unsigned long deny
__be32
nfsd4_open_downgrade(struct svc_rqst *rqstp,
struct nfsd4_compound_state *cstate,
- struct nfsd4_open_downgrade *od,
- struct nfs4_stateowner **replay_owner)
+ struct nfsd4_open_downgrade *od)
{
__be32 status;
struct nfs4_stateid *stp;
@@ -2362,7 +2360,7 @@ nfsd4_open_downgrade(struct svc_rqst *rq
out:
if (od->od_stateowner) {
nfs4_get_stateowner(od->od_stateowner);
- *replay_owner = od->od_stateowner;
+ cstate->replay_owner = od->od_stateowner;
}
nfs4_unlock_state();
return status;
@@ -2373,7 +2371,7 @@ out:
*/
__be32
nfsd4_close(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
- struct nfsd4_close *close, struct nfs4_stateowner **replay_owner)
+ struct nfsd4_close *close)
{
__be32 status;
struct nfs4_stateid *stp;
@@ -2406,7 +2404,7 @@ nfsd4_close(struct svc_rqst *rqstp, stru
out:
if (close->cl_stateowner) {
nfs4_get_stateowner(close->cl_stateowner);
- *replay_owner = close->cl_stateowner;
+ cstate->replay_owner = close->cl_stateowner;
}
nfs4_unlock_state();
return status;
@@ -2647,7 +2645,7 @@ check_lock_length(u64 offset, u64 length
*/
__be32
nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
- struct nfsd4_lock *lock, struct nfs4_stateowner **replay_owner)
+ struct nfsd4_lock *lock)
{
struct nfs4_stateowner *open_sop = NULL;
struct nfs4_stateowner *lock_sop = NULL;
@@ -2797,7 +2795,7 @@ out:
release_stateowner(lock_sop);
if (lock->lk_replay_owner) {
nfs4_get_stateowner(lock->lk_replay_owner);
- *replay_owner = lock->lk_replay_owner;
+ cstate->replay_owner = lock->lk_replay_owner;
}
nfs4_unlock_state();
return status;
@@ -2889,7 +2887,7 @@ out:

__be32
nfsd4_locku(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
- struct nfsd4_locku *locku, struct nfs4_stateowner **replay_owner)
+ struct nfsd4_locku *locku)
{
struct nfs4_stateid *stp;
struct file *filp = NULL;
@@ -2947,7 +2945,7 @@ nfsd4_locku(struct svc_rqst *rqstp, stru
out:
if (locku->lu_stateowner) {
nfs4_get_stateowner(locku->lu_stateowner);
- *replay_owner = locku->lu_stateowner;
+ cstate->replay_owner = locku->lu_stateowner;
}
nfs4_unlock_state();
return status;
diff .prev/include/linux/nfsd/xdr4.h ./include/linux/nfsd/xdr4.h
--- .prev/include/linux/nfsd/xdr4.h 2006-12-08 12:09:27.000000000 +1100
+++ ./include/linux/nfsd/xdr4.h 2006-12-08 12:09:27.000000000 +1100
@@ -47,6 +47,7 @@
struct nfsd4_compound_state {
struct svc_fh current_fh;
struct svc_fh save_fh;
+ struct nfs4_stateowner *replay_owner;
};

struct nfsd4_change_info {
@@ -442,25 +443,21 @@ extern __be32 nfsd4_process_open1(struct
extern __be32 nfsd4_process_open2(struct svc_rqst *rqstp,
struct svc_fh *current_fh, struct nfsd4_open *open);
extern __be32 nfsd4_open_confirm(struct svc_rqst *rqstp,
- struct nfsd4_compound_state *, struct nfsd4_open_confirm *oc,
- struct nfs4_stateowner **);
+ struct nfsd4_compound_state *, struct nfsd4_open_confirm *oc);
extern __be32 nfsd4_close(struct svc_rqst *rqstp,
struct nfsd4_compound_state *,
- struct nfsd4_close *close,
- struct nfs4_stateowner **replay_owner);
+ struct nfsd4_close *close);
extern __be32 nfsd4_open_downgrade(struct svc_rqst *rqstp,
- struct nfsd4_compound_state *, struct nfsd4_open_downgrade *od,
- struct nfs4_stateowner **replay_owner);
+ struct nfsd4_compound_state *,
+ struct nfsd4_open_downgrade *od);
extern __be32 nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *,
- struct nfsd4_lock *lock,
- struct nfs4_stateowner **replay_owner);
+ struct nfsd4_lock *lock);
extern __be32 nfsd4_lockt(struct svc_rqst *rqstp,
struct nfsd4_compound_state *,
struct nfsd4_lockt *lockt);
extern __be32 nfsd4_locku(struct svc_rqst *rqstp,
struct nfsd4_compound_state *,
- struct nfsd4_locku *locku,
- struct nfs4_stateowner **replay_owner);
+ struct nfsd4_locku *locku);
extern __be32
nfsd4_release_lockowner(struct svc_rqst *rqstp,
struct nfsd4_release_lockowner *rlockowner);
-
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