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authorTigran Mkrtchyan <kofemann@gmail.com>2012-02-13 22:55:32 +0100
committerJ. Bruce Fields <bfields@redhat.com>2012-02-15 11:20:45 -0500
commit37c593c57324740821766c56e48cf09776a68a9c (patch)
tree9c6f91acb532da56f5d5f24c2aa8a345f717c81a /fs/nfsd/nfs4proc.c
parent9428fe1abb672c67169d3b6abf0faa120f020c32 (diff)
nfsd41: use current stateid by value
Signed-off-by: Tigran Mkrtchyan <kofemann@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/nfs4proc.c')
-rw-r--r--fs/nfsd/nfs4proc.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 1ee0e7c42e9..53636ff0e6a 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -453,7 +453,10 @@ nfsd4_restorefh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
return nfserr_restorefh;
fh_dup2(&cstate->current_fh, &cstate->save_fh);
- cstate->current_stateid = cstate->save_stateid;
+ if (HAS_STATE_ID(cstate, SAVED_STATE_ID_FLAG)) {
+ memcpy(&cstate->current_stateid, &cstate->save_stateid, sizeof(stateid_t));
+ SET_STATE_ID(cstate, CURRENT_STATE_ID_FLAG);
+ }
return nfs_ok;
}
@@ -465,7 +468,10 @@ nfsd4_savefh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
return nfserr_nofilehandle;
fh_dup2(&cstate->save_fh, &cstate->current_fh);
- cstate->save_stateid = cstate->current_stateid;
+ if (HAS_STATE_ID(cstate, CURRENT_STATE_ID_FLAG)) {
+ memcpy(&cstate->save_stateid, &cstate->current_stateid, sizeof(stateid_t));
+ SET_STATE_ID(cstate, SAVED_STATE_ID_FLAG);
+ }
return nfs_ok;
}
@@ -1238,7 +1244,7 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
opdesc->op_set_currentstateid(cstate, &op->u);
if (opdesc->op_flags & OP_CLEAR_STATEID)
- cstate->current_stateid = NULL;
+ clear_current_stateid(cstate);
if (need_wrongsec_check(rqstp))
op->status = check_nfsd_access(cstate->current_fh.fh_export, rqstp);