Rather than taking the rp_mutex (via nfsd4_cstate_assign_replay) in
nfsd4_cleanup_open_state() (which seems counter-intuitive), take it and
assign rp_owner as soon as possible - in nfsd4_process_open1().
This will support a future change when nfsd4_cstate_assign_replay() might
fail.
Reviewed-by: Jeff Layton <jlayton@xxxxxxxxxx>
Signed-off-by: NeilBrown <neilb@xxxxxxx>
---
fs/nfsd/nfs4state.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 6ac1dff29d42..2ff8cb50f2e3 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -5360,6 +5360,7 @@ nfsd4_process_open1(struct nfsd4_compound_state *cstate,
open->op_openowner = oo;
if (!oo)
return nfserr_jukebox;
+ nfsd4_cstate_assign_replay(cstate, &oo->oo_owner);
status = nfsd4_check_seqid(cstate, &oo->oo_owner, open->op_seqid);
if (status)
return status;
@@ -6134,12 +6135,8 @@ nfsd4_process_open2(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nf
void nfsd4_cleanup_open_state(struct nfsd4_compound_state *cstate,
struct nfsd4_open *open)
{
- if (open->op_openowner) {
- struct nfs4_stateowner *so = &open->op_openowner->oo_owner;
-
- nfsd4_cstate_assign_replay(cstate, so);
- nfs4_put_stateowner(so);
- }
+ if (open->op_openowner)
+ nfs4_put_stateowner(&open->op_openowner->oo_owner);
if (open->op_file)
kmem_cache_free(file_slab, open->op_file);
if (open->op_stp)
--
2.44.0
