aboutsummaryrefslogtreecommitdiffstats
path: root/fs/nfsd
diff options
context:
space:
mode:
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4callback.c31
1 files changed, 16 insertions, 15 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 4788d09d9bec..711c6282151f 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -409,6 +409,12 @@ int setup_callback_client(struct nfs4_client *clp)
409 409
410} 410}
411 411
412static void warn_no_callback_path(struct nfs4_client *clp, int reason)
413{
414 dprintk("NFSD: warning: no callback path to client %.*s: error %d\n",
415 (int)clp->cl_name.len, clp->cl_name.data, reason);
416}
417
412static int do_probe_callback(void *data) 418static int do_probe_callback(void *data)
413{ 419{
414 struct nfs4_client *clp = data; 420 struct nfs4_client *clp = data;
@@ -419,24 +425,12 @@ static int do_probe_callback(void *data)
419 }; 425 };
420 int status; 426 int status;
421 427
422 status = setup_callback_client(clp);
423 if (status)
424 goto out_err;
425
426 status = rpc_call_sync(cb->cb_client, &msg, RPC_TASK_SOFT); 428 status = rpc_call_sync(cb->cb_client, &msg, RPC_TASK_SOFT);
427
428 if (status) 429 if (status)
429 goto out_release_client; 430 warn_no_callback_path(clp, status);
431 else
432 atomic_set(&cb->cb_set, 1);
430 433
431 atomic_set(&cb->cb_set, 1);
432 put_nfs4_client(clp);
433 return 0;
434out_release_client:
435 rpc_shutdown_client(cb->cb_client);
436 cb->cb_client = NULL;
437out_err:
438 dprintk("NFSD: warning: no callback path to client %.*s: error %d\n",
439 (int)clp->cl_name.len, clp->cl_name.data, status);
440 put_nfs4_client(clp); 434 put_nfs4_client(clp);
441 return 0; 435 return 0;
442} 436}
@@ -448,9 +442,16 @@ void
448nfsd4_probe_callback(struct nfs4_client *clp) 442nfsd4_probe_callback(struct nfs4_client *clp)
449{ 443{
450 struct task_struct *t; 444 struct task_struct *t;
445 int status;
451 446
452 BUG_ON(atomic_read(&clp->cl_callback.cb_set)); 447 BUG_ON(atomic_read(&clp->cl_callback.cb_set));
453 448
449 status = setup_callback_client(clp);
450 if (status) {
451 warn_no_callback_path(clp, status);
452 return;
453 }
454
454 /* the task holds a reference to the nfs4_client struct */ 455 /* the task holds a reference to the nfs4_client struct */
455 atomic_inc(&clp->cl_count); 456 atomic_inc(&clp->cl_count);
456 457