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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 3623BC17441 for ; Wed, 13 Nov 2019 01:53:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F11E4222CD for ; Wed, 13 Nov 2019 01:53:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573609988; bh=XXWeIEQ8U9uvT64M1yYZKHYf6SWtclJtjjaKjs4BSYA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ONnoqzTc+fiG0mvwopW3EX+ww3tsKwI1LhicRu4zfPHMWqHSJMYFjwchJQ72jEzqk E98b21/gkn726ayXGrE8mehHHDaI1q1Bi3ti+Iyl85FMhHfRuL6XF+ODZbjW8fywta waVF2w/hzTazkUQS76NTZcRYZa3vg44lzlxhVyAE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728474AbfKMBxG (ORCPT ); Tue, 12 Nov 2019 20:53:06 -0500 Received: from mail.kernel.org ([198.145.29.99]:42118 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727351AbfKMBww (ORCPT ); Tue, 12 Nov 2019 20:52:52 -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 015C82245C; Wed, 13 Nov 2019 01:52:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573609971; bh=XXWeIEQ8U9uvT64M1yYZKHYf6SWtclJtjjaKjs4BSYA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PzoZVBQz0jIF235EXezjRckAi8o/B5l6jKJxE9bMbSkd45PjkJtnLcRtf7+wA7fJ5 QtNw3BhCM0HR7Hmhu25QBHOjVLr+DRBEhvYUXsX+AAL0wcs/WJCKAsq0AmDkTWWTrz bfSOfONQxLjGaiB4avVvSRqZO7ppP2ULi34m27c4= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Borislav Petkov , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Sasha Levin Subject: [PATCH AUTOSEL 4.19 099/209] cpu/SMT: State SMT is disabled even with nosmt and without "=force" Date: Tue, 12 Nov 2019 20:48:35 -0500 Message-Id: <20191113015025.9685-99-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191113015025.9685-1-sashal@kernel.org> References: <20191113015025.9685-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review 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: Borislav Petkov [ Upstream commit d0e7d14455d41163126afecd0fcce935463cc512 ] When booting with "nosmt=force" a message is issued into dmesg to confirm that SMT has been force-disabled but such a message is not issued when only "nosmt" is on the kernel command line. Fix that. Signed-off-by: Borislav Petkov Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Link: http://lkml.kernel.org/r/20181004172227.10094-1-bp@alien8.de Signed-off-by: Ingo Molnar Signed-off-by: Sasha Levin --- kernel/cpu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/cpu.c b/kernel/cpu.c index d9f855cb9f6f9..17279d87524ce 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -375,6 +375,7 @@ void __init cpu_smt_disable(bool force) pr_info("SMT: Force disabled\n"); cpu_smt_control = CPU_SMT_FORCE_DISABLED; } else { + pr_info("SMT: disabled\n"); cpu_smt_control = CPU_SMT_DISABLED; } } -- 2.20.1