From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758693Ab2INLlS (ORCPT ); Fri, 14 Sep 2012 07:41:18 -0400 Received: from smtp02.citrix.com ([66.165.176.63]:19282 "EHLO SMTP02.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758555Ab2INLlM (ORCPT ); Fri, 14 Sep 2012 07:41:12 -0400 X-IronPort-AV: E=Sophos;i="4.80,422,1344211200"; d="scan'208";a="208102949" From: Stefano Stabellini To: CC: , , , , , , , , , , Stefano Stabellini Subject: [PATCH v4 16/24] xen: clear IRQ_NOAUTOEN and IRQ_NOREQUEST Date: Fri, 14 Sep 2012 12:13:18 +0100 Message-ID: <1347621207-11294-16-git-send-email-stefano.stabellini@eu.citrix.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reset the IRQ_NOAUTOEN and IRQ_NOREQUEST flags that are enabled by default on ARM. If IRQ_NOAUTOEN is set, __setup_irq doesn't call irq_startup, that is responsible for calling irq_unmask at startup time. As a result event channels remain masked. Signed-off-by: Stefano Stabellini Acked-by: Konrad Rzeszutek Wilk --- drivers/xen/events.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 5ecb596..8ffb7b7 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -836,6 +836,7 @@ int bind_evtchn_to_irq(unsigned int evtchn) struct irq_info *info = info_for_irq(irq); WARN_ON(info == NULL || info->type != IRQT_EVTCHN); } + irq_clear_status_flags(irq, IRQ_NOREQUEST|IRQ_NOAUTOEN); out: mutex_unlock(&irq_mapping_update_lock); -- 1.7.2.5