From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755496AbcINCXI (ORCPT ); Tue, 13 Sep 2016 22:23:08 -0400 Received: from mail-pf0-f195.google.com ([209.85.192.195]:34762 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752028AbcINCXH (ORCPT ); Tue, 13 Sep 2016 22:23:07 -0400 From: Cheng Chao To: mingo@redhat.com, peterz@infradead.org Cc: linux-kernel@vger.kernel.org, Cheng Chao , stable@vger.kernel.org Subject: [PATCH v2] sched/core: remove unnecessary initialization in sched_init() Date: Wed, 14 Sep 2016 10:23:02 +0800 Message-Id: <1473819782-7650-1-git-send-email-cs.os.kernel@gmail.com> X-Mailer: git-send-email 2.4.11 In-Reply-To: <1473819536-7398-1-git-send-email-cs.os.kernel@gmail.com> References: <1473819536-7398-1-git-send-email-cs.os.kernel@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org init_idle() is called immediately after current->sched_class = &fair_sched_class, init_idle() sets current->sched_class = &idle_sched_class. Signed-off-by: Cheng Chao Cc: stable@vger.kernel.org --- kernel/sched/core.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index a0086a5..ed4f4fe 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -7557,11 +7557,6 @@ void __init sched_init(void) enter_lazy_tlb(&init_mm, current); /* - * During early bootup we pretend to be a normal task: - */ - current->sched_class = &fair_sched_class; - - /* * Make us the idle thread. Technically, schedule() should not be * called from this thread, however somewhere below it might be, * but because we are the idle thread, we just pick up running again -- 2.4.11