From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 634BAC04EBF for ; Mon, 23 Sep 2019 14:37:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3DEDE20835 for ; Mon, 23 Sep 2019 14:37:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2501961AbfIWOhM (ORCPT ); Mon, 23 Sep 2019 10:37:12 -0400 Received: from foss.arm.com ([217.140.110.172]:43436 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2394205AbfIWOgo (ORCPT ); Mon, 23 Sep 2019 10:36:44 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 1586F15AB; Mon, 23 Sep 2019 07:36:44 -0700 (PDT) Received: from e113632-lin.cambridge.arm.com (e113632-lin.cambridge.arm.com [10.1.194.37]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 59A913F59C; Mon, 23 Sep 2019 07:36:43 -0700 (PDT) From: Valentin Schneider To: linux-kernel@vger.kernel.org Cc: Yoshinori Sato , uclinux-h8-devel@lists.sourceforge.jp Subject: [PATCH v2 4/9] h8300: entry: Remove unneeded need_resched() loop Date: Mon, 23 Sep 2019 15:36:15 +0100 Message-Id: <20190923143620.29334-5-valentin.schneider@arm.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190923143620.29334-1-valentin.schneider@arm.com> References: <20190923143620.29334-1-valentin.schneider@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since the enabling and disabling of IRQs within preempt_schedule_irq() is contained in a need_resched() loop, we don't need the outer arch code loop. Signed-off-by: Valentin Schneider Cc: Yoshinori Sato Cc: uclinux-h8-devel@lists.sourceforge.jp --- arch/h8300/kernel/entry.S | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/h8300/kernel/entry.S b/arch/h8300/kernel/entry.S index 4ade5f8299ba..6bde028e7d4a 100644 --- a/arch/h8300/kernel/entry.S +++ b/arch/h8300/kernel/entry.S @@ -323,7 +323,6 @@ restore_all: resume_kernel: mov.l @(TI_PRE_COUNT:16,er4),er0 bne restore_all:8 -need_resched: mov.l @(TI_FLAGS:16,er4),er0 btst #TIF_NEED_RESCHED,r0l beq restore_all:8 @@ -332,7 +331,7 @@ need_resched: mov.l sp,er0 jsr @set_esp0 jsr @preempt_schedule_irq - bra need_resched:8 + bra restore_all:8 #endif ret_from_fork: -- 2.22.0