From patchwork Sun Apr 12 03:20:31 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiaxun Yang X-Patchwork-Id: 212334 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=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 3D076C2D0EC for ; Sun, 12 Apr 2020 03:32:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 129D7206C0 for ; Sun, 12 Apr 2020 03:32:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=flygoat.com header.i=@flygoat.com header.b="IgPb1a7t" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726798AbgDLDcW (ORCPT ); Sat, 11 Apr 2020 23:32:22 -0400 Received: from vultr.net.flygoat.com ([149.28.68.211]:55180 "EHLO vultr.net.flygoat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726565AbgDLDcW (ORCPT ); Sat, 11 Apr 2020 23:32:22 -0400 Received: from localhost.localdomain (unknown [IPv6:2001:da8:20f:4430:250:56ff:fe9a:7470]) by vultr.net.flygoat.com (Postfix) with ESMTPSA id D063420D06; Sun, 12 Apr 2020 03:23:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=flygoat.com; s=vultr; t=1586661825; bh=+ULjUjhxhZgjrZLr4QNtGZOFHPRv0/ugDHj7sJtG6ok=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IgPb1a7tm6ww/8vati/ROFgNz7SQz3VN6PgwecuxJkT6vs0HDCMJdlkT0RBLeVokx 2joNcS8j+QpHiUorg8HWbEdKelKzPEzZczVh+zBGFzFfnTOHwHYkcqYjAfENNu0qq7 Ijn+vaXYAYXdmK5JLyMocByYVGcrnBn1AYAt9EEGlr3eeLpytJBkE9yEB6ATWWNMDy Uf7KUCgW1VWGjFOhoK53PEhOKmfZF24c1JChQaXxkHzsglT0lOkqPe83gSUSzkQ/xC mshHe+5FCm9uiYgFx6/BKC6VfVyB3k22rXDxHyClrl+DDusDRoHYGc/5SZziceNLCI g9Sd7Hi1PFu0w== From: Jiaxun Yang To: linux-mips@vger.kernel.org Cc: dietmar.eggemann@arm.com, Jiaxun Yang , Thomas Bogendoerfer , Huacai Chen , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Florian Fainelli , Robert Richter , Sudeep Holla , Greg Kroah-Hartman , "Rafael J. Wysocki" , Daniel Lezcano , Thomas Gleixner , Jason Cooper , Marc Zyngier , Paul Burton , Allison Randal , Enrico Weigelt , Kate Stewart , Vladimir Kondratiev , Alexios Zavras , Paul Cercueil , Zhou Yanjie , =?utf-8?b?5ZGo55Cw5p2wIChaaG91IFlh?= =?utf-8?q?njie=29?= , YunQiang Su , Arnd Bergmann , Serge Semin , Matt Redfearn , Richard Fontana , Steve Winslow , afzal mohammed , Peter Xu , Mike Rapoport , Kamal Dasu , Oleksij Rempel , linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, oprofile-list@lists.sf.net, linux-pm@vger.kernel.org Subject: [PATCH v2 01/11] MIPS: setup: Drop prefill_possible_map Date: Sun, 12 Apr 2020 11:20:31 +0800 Message-Id: <20200412032123.3896114-2-jiaxun.yang@flygoat.com> X-Mailer: git-send-email 2.26.0.rc2 In-Reply-To: <20200412032123.3896114-1-jiaxun.yang@flygoat.com> References: <20200412032123.3896114-1-jiaxun.yang@flygoat.com> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org All the plat_smp_setup are setting up possible cpus in their platform code. So prefill_possible_map is actually overwriting platform's setup, which seems unreasonable. Signed-off-by: Jiaxun Yang --- arch/mips/kernel/setup.c | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index 10bef8f78e7c..8a418783a6bb 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -761,25 +761,6 @@ static void __init resource_init(void) } } -#ifdef CONFIG_SMP -static void __init prefill_possible_map(void) -{ - int i, possible = num_possible_cpus(); - - if (possible > nr_cpu_ids) - possible = nr_cpu_ids; - - for (i = 0; i < possible; i++) - set_cpu_possible(i, true); - for (; i < NR_CPUS; i++) - set_cpu_possible(i, false); - - nr_cpu_ids = possible; -} -#else -static inline void prefill_possible_map(void) {} -#endif - void __init setup_arch(char **cmdline_p) { cpu_probe(); @@ -804,7 +785,6 @@ void __init setup_arch(char **cmdline_p) resource_init(); plat_smp_setup(); - prefill_possible_map(); cpu_cache_init(); paging_init();