nfsd4: pass around typemask instead of flags
authorJ. Bruce Fields <bfields@redhat.com>
Tue, 6 Sep 2011 19:50:21 +0000 (15:50 -0400)
committerJ. Bruce Fields <bfields@redhat.com>
Tue, 13 Sep 2011 22:29:00 +0000 (18:29 -0400)
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>
fs/nfsd/nfs4state.c
fs/nfsd/state.h

index ad20bbf..4813463 100644 (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);
index 9745cc7..ef949eb 100644 (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