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Commit 2288d0e3 authored by J. Bruce Fields's avatar J. Bruce Fields
Browse files

nfsd4: pass around typemask instead of flags 



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

Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent c0a5d93e

fs/nfsd/nfs4state.c

+8 −10
Original line number Diff line number Diff line
@@ -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);

fs/nfsd/state.h

+0 −2
Original line number Diff line number Diff line
@@ -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