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nfsd4: pass around typemask instead of flags

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We're only using those flags to choose lock or open stateid's at this
point.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2011-09-06 15:50:21 -04:00
parent c0a5d93efb
commit 2288d0e395
2 changed files with 8 additions and 12 deletions
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18
fs/nfsd/nfs4state.c
View file

@ -1080,16 +1080,14 @@ static struct nfs4_stateid *find_stateid(stateid_t *t)
return NULL;
}
static struct nfs4_stateid *find_stateid_by_type(stateid_t *t, int flags)
static struct nfs4_stateid *find_stateid_by_type(stateid_t *t, char typemask)
{
struct nfs4_stateid *s;
s = find_stateid(t);
if (!s)
return NULL;
if (flags & LOCK_STATE && s->st_type == NFS4_LOCK_STID)
return s;
if (flags & OPEN_STATE && s->st_type == NFS4_OPEN_STID)
if (typemask & s->st_type)
return s;
return NULL;
}
@ -3445,7 +3443,7 @@ static __be32 nfs4_seqid_op_checks(struct nfsd4_compound_state *cstate, stateid_
*/
static __be32
nfs4_preprocess_seqid_op(struct nfsd4_compound_state *cstate, u32 seqid,
stateid_t *stateid, int flags,
stateid_t *stateid, char typemask,
struct nfs4_stateid **stpp)
{
__be32 status;
@ -3457,7 +3455,7 @@ nfs4_preprocess_seqid_op(struct nfsd4_compound_state *cstate, u32 seqid,
status = nfs4_nospecial_stateid_checks(stateid);
if (status)
return status;
*stpp = find_stateid_by_type(stateid, flags);
*stpp = find_stateid_by_type(stateid, typemask);
if (*stpp == NULL)
return nfserr_expired;
cstate->replay_owner = (*stpp)->st_stateowner;
@ -3472,7 +3470,7 @@ static __be32 nfs4_preprocess_confirmed_seqid_op(struct nfsd4_compound_state *cs
struct nfs4_openowner *oo;
status = nfs4_preprocess_seqid_op(cstate, seqid, stateid,
OPEN_STATE, stpp);
NFS4_OPEN_STID, stpp);
if (status)
return status;
oo = openowner((*stpp)->st_stateowner);
@ -3501,7 +3499,7 @@ nfsd4_open_confirm(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
status = nfs4_preprocess_seqid_op(cstate,
oc->oc_seqid, &oc->oc_req_stateid,
OPEN_STATE, &stp);
NFS4_OPEN_STID, &stp);
if (status)
goto out;
oo = openowner(stp->st_stateowner);
@ -3999,7 +3997,7 @@ nfsd4_lock(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
status = nfs4_preprocess_seqid_op(cstate,
lock->lk_old_lock_seqid,
&lock->lk_old_lock_stateid,
LOCK_STATE, &lock_stp);
NFS4_LOCK_STID, &lock_stp);
if (status)
goto out;
lock_sop = lockowner(lock_stp->st_stateowner);
@ -4197,7 +4195,7 @@ nfsd4_locku(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
nfs4_lock_state();
status = nfs4_preprocess_seqid_op(cstate, locku->lu_seqid,
&locku->lu_stateid, LOCK_STATE, &stp);
&locku->lu_stateid, NFS4_LOCK_STID, &stp);
if (status)
goto out;
filp = find_any_file(stp->st_file);

2
fs/nfsd/state.h
View file

@ -463,8 +463,6 @@ struct nfs4_stateid {
};
/* flags for preprocess_seqid_op() */
#define OPEN_STATE 0x00000004
#define LOCK_STATE 0x00000008
#define RD_STATE 0x00000010
#define WR_STATE 0x00000020