Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934755AbcJUJcF (ORCPT ); Fri, 21 Oct 2016 05:32:05 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:47111 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934159AbcJUJVa (ORCPT ); Fri, 21 Oct 2016 05:21:30 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Yuriy Kolerov , Vineet Gupta Subject: [PATCH 4.8 05/57] ARCv2: intc: Use kflag if STATUS32.IE must be reset Date: Fri, 21 Oct 2016 11:17:28 +0200 Message-Id: <20161021091435.695980825@linuxfoundation.org> X-Mailer: git-send-email 2.10.0 In-Reply-To: <20161021091435.435647262@linuxfoundation.org> References: <20161021091435.435647262@linuxfoundation.org> User-Agent: quilt/0.64 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1007 Lines: 32 4.8-stable review patch. If anyone has any objections, please let me know. ------------------ From: Yuriy Kolerov commit bc0c7ece6191d89f435e4e4016f74167430c6c21 upstream. 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 Signed-off-by: Vineet Gupta Signed-off-by: Greg Kroah-Hartman --- arch/arc/kernel/intc-arcv2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- 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)