From: Jesper Dangaard Brouer <brouer@redhat.com>
To: netdev@vger.kernel.org
Cc: Jesper Dangaard Brouer <brouer@redhat.com>
Subject: [PATCH] net: missing call of trace_napi_poll in busy_poll_stop
Date: Fri, 25 Aug 2017 15:04:32 +0200 [thread overview]
Message-ID: <150366627224.16965.12554507587831320156.stgit@firesoul> (raw)
Noticed that busy_poll_stop() also invoke the drivers napi->poll()
function pointer, but didn't have an associated call to trace_napi_poll()
like all other call sites.
Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
---
net/core/dev.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/core/dev.c b/net/core/dev.c
index 270b54754821..a24d2fb691ed 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5319,6 +5319,7 @@ static void busy_poll_stop(struct napi_struct *napi, void *have_poll_lock)
* Ideally, a new ndo_busy_poll_stop() could avoid another round.
*/
rc = napi->poll(napi, BUSY_POLL_BUDGET);
+ trace_napi_poll(napi, rc, BUSY_POLL_BUDGET);
netpoll_poll_unlock(have_poll_lock);
if (rc == BUSY_POLL_BUDGET)
__napi_schedule(napi);
next reply other threads:[~2017-08-25 13:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-25 13:04 Jesper Dangaard Brouer [this message]
2017-08-28 18:23 ` [PATCH] net: missing call of trace_napi_poll in busy_poll_stop David Miller
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