Commit 8fc0ef30 authored Jul 07, 2017 by Ashwanth Goli Committed by Tejaswi Tanikella Oct 11, 2017

net: rps: reset backlog state when IPI fails.



Changes that reset remote cpu backlog state are removed with the
following commit. Adding them back.
I6e688bf0d09 ("net: rps: send out pending IPI's on CPU hotplug")

Change-Id: I436d1a1f185f0ddc375349e135bbb5d6eb8c5f26
Signed-off-by: Ashwanth Goli <ashwanth@codeaurora.org>
Signed-off-by: Tejaswi Tanikella <tejaswit@codeaurora.org>

parent 57e151dd

net/core/dev.c

+6 −1

Original line number	Diff line number	Diff line
		@@ -4416,8 +4416,13 @@ static void net_rps_send_ipi(struct softnet_data *remsd)
		while (remsd) {
		struct softnet_data *next = remsd->rps_ipi_next;

		if (cpu_online(remsd->cpu))
		if (cpu_online(remsd->cpu)) {
		smp_call_function_single_async(remsd->cpu, &remsd->csd);
		} else {
		rps_lock(remsd);
		remsd->backlog.state = 0;
		rps_unlock(remsd);
		}
		remsd = next;
		}
		#endif