From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751396AbcILPzV (ORCPT ); Mon, 12 Sep 2016 11:55:21 -0400 Received: from us01smtprelay-2.synopsys.com ([198.182.47.9]:34465 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750975AbcILPzT (ORCPT ); Mon, 12 Sep 2016 11:55:19 -0400 From: Yuriy Kolerov To: linux-snps-arc@lists.infradead.org Cc: Vineet.Gupta1@synopsys.com, linux-kernel@vger.kernel.org, Yuriy Kolerov Subject: [PATCH] ARCv2: intc: Use kflag if STATUS32.IE must be reset Date: Mon, 12 Sep 2016 18:55:03 +0300 Message-Id: <1473695703-29547-1-git-send-email-yuriy.kolerov@synopsys.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In the end of "arc_init_IRQ" STATUS32.IE flag is going to be affected by "flag" instruction but "flag" never touches IE flag on ARCv2. So "kflag" instruction must be used instead of "flag". Signed-off-by: Yuriy Kolerov --- arch/arc/kernel/intc-arcv2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arc/kernel/intc-arcv2.c b/arch/arc/kernel/intc-arcv2.c index 6c24faf..62b59409 100644 --- a/arch/arc/kernel/intc-arcv2.c +++ b/arch/arc/kernel/intc-arcv2.c @@ -74,7 +74,7 @@ void arc_init_IRQ(void) tmp = read_aux_reg(0xa); tmp |= STATUS_AD_MASK | (irq_prio << 1); tmp &= ~STATUS_IE_MASK; - asm volatile("flag %0 \n"::"r"(tmp)); + asm volatile("kflag %0 \n"::"r"(tmp)); } static void arcv2_irq_mask(struct irq_data *data) -- 2.7.4