From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933094Ab2HVQVn (ORCPT ); Wed, 22 Aug 2012 12:21:43 -0400 Received: from smtp.citrix.com ([66.165.176.89]:35720 "EHLO SMTP.CITRIX.COM" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932935Ab2HVQUb (ORCPT ); Wed, 22 Aug 2012 12:20:31 -0400 X-IronPort-AV: E=Sophos;i="4.77,808,1336363200"; d="scan'208";a="35465043" From: Stefano Stabellini To: xen-devel@lists.xensource.com CC: linux-kernel@vger.kernel.org, konrad.wilk@oracle.com, Stefano.Stabellini@eu.citrix.com, Stefano Stabellini Subject: [PATCH 5/6] xen: clear IRQ_NOAUTOEN and IRQ_NOREQUEST Date: Wed, 22 Aug 2012 17:20:15 +0100 Message-ID: <1345652416-27181-5-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 36bf17d..c60d162 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -842,6 +842,7 @@ 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