LU-5717 ptlrpc: fix deadlock problem of nrs_tbf_timer_cb

[fs/lustre-release.git] / lustre / ptlrpc / nrs_tbf.c

diff --git a/lustre/ptlrpc/nrs_tbf.c b/lustre/ptlrpc/nrs_tbf.c
index d175468..1162c6f 100644 (file)
--- a/lustre/ptlrpc/nrs_tbf.c
+++ b/lustre/ptlrpc/nrs_tbf.c
@@ -73,9 +73,7 @@ static enum hrtimer_restart nrs_tbf_timer_cb(struct hrtimer *timer)
        struct ptlrpc_nrs   *nrs = head->th_res.res_policy->pol_nrs;
        struct ptlrpc_service_part *svcpt = nrs->nrs_svcpt;
 
-       spin_lock(&nrs->nrs_lock);
        nrs->nrs_throttling = 0;
-       spin_unlock(&nrs->nrs_lock);
        wake_up(&svcpt->scp_waitq);
 
        return HRTIMER_NORESTART;
@@ -1427,9 +1425,7 @@ struct ptlrpc_nrs_request *nrs_tbf_req_get(struct ptlrpc_nrs_policy *policy,
                } else {
                        ktime_t time;
 
-                       spin_lock(&policy->pol_nrs->nrs_lock);
                        policy->pol_nrs->nrs_throttling = 1;
-                       spin_unlock(&policy->pol_nrs->nrs_lock);
                        head->th_deadline = deadline;
                        time = ktime_set(0, 0);
                        time = ktime_add_ns(time, deadline);