Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754813AbaAMQG7 (ORCPT ); Mon, 13 Jan 2014 11:06:59 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:53868 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754699AbaAMQFp (ORCPT ); Mon, 13 Jan 2014 11:05:45 -0500 From: Luis Henriques To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Cc: Magnus Damm , Simon Horman , Daniel Lezcano , Luis Henriques Subject: [PATCH 3.11 208/208] clocksource: em_sti: Set cpu_possible_mask to fix SMP broadcast Date: Mon, 13 Jan 2014 16:00:49 +0000 Message-Id: <1389628849-1614-209-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1389628849-1614-1-git-send-email-luis.henriques@canonical.com> References: <1389628849-1614-1-git-send-email-luis.henriques@canonical.com> X-Extended-Stable: 3.11 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.11.10.3 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Magnus Damm commit 2199a5574b6d94b9ca26c6345356f45ec60fef8b upstream. Update the STI driver by setting cpu_possible_mask to make EMEV2 SMP work as expected together with the ARM broadcast timer. This breakage was introduced by: f7db706 ARM: 7674/1: smp: Avoid dummy clockevent being preferred over real hardware clock-event Without this fix SMP operation is broken on EMEV2 since no broadcast timer interrupts trigger on the secondary CPU cores. Signed-off-by: Magnus Damm Tested-by: Simon Horman Reviewed-by: Stephen Boyd Signed-off-by: Simon Horman Signed-off-by: Daniel Lezcano Signed-off-by: Luis Henriques --- drivers/clocksource/em_sti.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clocksource/em_sti.c b/drivers/clocksource/em_sti.c index 4329a29..3141849 100644 --- a/drivers/clocksource/em_sti.c +++ b/drivers/clocksource/em_sti.c @@ -301,7 +301,7 @@ static void em_sti_register_clockevent(struct em_sti_priv *p) ced->name = dev_name(&p->pdev->dev); ced->features = CLOCK_EVT_FEAT_ONESHOT; ced->rating = 200; - ced->cpumask = cpumask_of(0); + ced->cpumask = cpu_possible_mask; ced->set_next_event = em_sti_clock_event_next; ced->set_mode = em_sti_clock_event_mode; -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/