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-rw-r--r--fs/nfsd/nfs4callback.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 209e186..ae93c5c 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -639,9 +639,12 @@ static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata)
if (!nfsd41_cb_get_slot(clp, task))
return;
}
- cb->cb_done = false;
spin_lock(&clp->cl_lock);
- list_add(&cb->cb_per_client, &clp->cl_callbacks);
+ if (list_empty(&cb->cb_per_client)) {
+ /* This is the first call, not a restart */
+ cb->cb_done = false;
+ list_add(&cb->cb_per_client, &clp->cl_callbacks);
+ }
spin_unlock(&clp->cl_lock);
rpc_call_start(task);
}
@@ -678,10 +681,10 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata)
nfsd4_cb_done(task, calldata);
- if (current_rpc_client == NULL) {
- /* We're shutting down; give up. */
- /* XXX: err, or is it ok just to fall through
- * and rpc_restart_call? */
+ if (current_rpc_client != task->tk_client) {
+ /* We're shutting down or changing cl_cb_client; leave
+ * it to nfsd4_process_cb_update to restart the call if
+ * necessary. */
return;
}
@@ -699,12 +702,6 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata)
default:
/* Network partition? */
nfsd4_mark_cb_down(clp, task->tk_status);
- if (current_rpc_client != task->tk_client) {
- /* queue a callback on the new connection: */
- atomic_inc(&dp->dl_count);
- run_nfsd4_cb(&dp->dl_recall);
- return;
- }
}
if (dp->dl_retries--) {
rpc_delay(task, 2*HZ);
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