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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 560B4C43381 for ; Fri, 22 Mar 2019 11:23:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1A8C1218A2 for ; Fri, 22 Mar 2019 11:23:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553253813; bh=FQm5p6VRF6Hrs39Azz1XFAqZIlJss/d9zS5xkb1kGdU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=yYczfxzVZGR7mRY2++c0R3REAu11Md5qlXnDODqRYt8OiuqPp2O/9ZAcGD67HvfmC xo9RkEkSzf2PV/b8Zhwp6ZEiVU47WMOqidcS18D5tL4OEMgbgGvt5NfuusmeFBVNvl bgMswyGnrwtLbnwraesmRS8HTppCnwIVZdiNCXak= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728980AbfCVLXb (ORCPT ); Fri, 22 Mar 2019 07:23:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:50418 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728614AbfCVLX3 (ORCPT ); Fri, 22 Mar 2019 07:23:29 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0EEB12190A; Fri, 22 Mar 2019 11:23:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553253808; bh=FQm5p6VRF6Hrs39Azz1XFAqZIlJss/d9zS5xkb1kGdU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kng6jOXT3PxW+7Rzqf5IpIFlmnxNo+0+ltNKyEC7jmXGY1/Vc4fUYZqC6eHVSeKMb hGi+mNCcKB6gNJKWrXKH2BkF3A3yJsKaKV4MLrHpG/suK0uCm8zjxyrj3GSQ+CqS16 kf2svvwdv6idDRBEenHRi8yHIVNQzZbRBXlksYaw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Max Filippov , Sasha Levin Subject: [PATCH 3.18 061/134] xtensa: SMP: mark each possible CPU as present Date: Fri, 22 Mar 2019 12:14:34 +0100 Message-Id: <20190322111214.440355160@linuxfoundation.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190322111210.465931067@linuxfoundation.org> References: <20190322111210.465931067@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.18-stable review patch. If anyone has any objections, please let me know. ------------------ [ 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 545144d1431d..0e34c1ed4aa8 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