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=-9.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 074F3C43381 for ; Sat, 23 Feb 2019 21:13:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BD9DB20651 for ; Sat, 23 Feb 2019 21:13:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1550956384; bh=gJyBleHa3FOXZR9ZsIXeTLTuGKWVCxVbTQ8Y7LJEn/M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=phG9qwygb6lXJTTlsSCTpfkY/NvCFNGl5g0Cw3abpnu7UlkfpgdRXAuw19Twu/RV8 aQDQmT54ZGZcCBAhUo0EmQKfCvL2qPt/OvtnEygfpIQsrKcX+dkp3bZIKeOsOz2gm6 8vDZUOpqvBYtEWHxavvOz7U4WKQGwzO0z9m1noVg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729983AbfBWVND (ORCPT ); Sat, 23 Feb 2019 16:13:03 -0500 Received: from mail.kernel.org ([198.145.29.99]:48470 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729789AbfBWVLu (ORCPT ); Sat, 23 Feb 2019 16:11:50 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 17D0C20855; Sat, 23 Feb 2019 21:11:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1550956309; bh=gJyBleHa3FOXZR9ZsIXeTLTuGKWVCxVbTQ8Y7LJEn/M=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=aDUOGmfcWj6RRnQLxpa+TUEn+2GhpIVXz2QX1NDxLrptbLSMvOP/uGIkkSAGosAeQ YZK7C95X15YQewvCUHKDMyAvQanWsK8uqDi1TCZEKBZ8m9zs1/CYE0jWJdG9P3CeIY 9x4JAIljhqosF0YIu9iutVsonetciT+hxr2i01uk= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Max Filippov , Sasha Levin , linux-xtensa@linux-xtensa.org Subject: [PATCH AUTOSEL 3.18 08/18] xtensa: SMP: mark each possible CPU as present Date: Sat, 23 Feb 2019 16:11:25 -0500 Message-Id: <20190223211135.203082-8-sashal@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190223211135.203082-1-sashal@kernel.org> References: <20190223211135.203082-1-sashal@kernel.org> MIME-Version: 1.0 X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Max Filippov [ Upstream commit 8b1c42cdd7181200dc1fff39dcb6ac1a3fac2c25 ] Otherwise it is impossible to enable CPUs after booting with 'maxcpus' parameter. Signed-off-by: Max Filippov Signed-off-by: Sasha Levin --- arch/xtensa/kernel/smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c index 545144d1431d5..0e34c1ed4aa8f 100644 --- a/arch/xtensa/kernel/smp.c +++ b/arch/xtensa/kernel/smp.c @@ -80,7 +80,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) { unsigned i; - for (i = 0; i < max_cpus; ++i) + for_each_possible_cpu(i) set_cpu_present(i, true); } -- 2.19.1