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_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 964D6C43387 for ; Mon, 7 Jan 2019 03:40:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2637920854 for ; Mon, 7 Jan 2019 03:40:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=endlessm-com.20150623.gappssmtp.com header.i=@endlessm-com.20150623.gappssmtp.com header.b="M2HQPvzn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726421AbfAGDkf (ORCPT ); Sun, 6 Jan 2019 22:40:35 -0500 Received: from mail-pg1-f196.google.com ([209.85.215.196]:44737 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726273AbfAGDkf (ORCPT ); Sun, 6 Jan 2019 22:40:35 -0500 Received: by mail-pg1-f196.google.com with SMTP id t13so20093160pgr.11 for ; Sun, 06 Jan 2019 19:40:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=endlessm-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=kX21yON0u8Ix3zPbHV7fPi4zXEU1WcLvjU1z/+vfVo8=; b=M2HQPvznR2OY3k57lM/CPyl1D2xNPz0t+g3dmoRUXX7oIXf093eRQiYENkddqB3OcP Xg6fL7fv3uNsH8cpr/6HGYxdUfGKGsZhfLsW+CCdjpARveUABVwykJ1JGJgp6IX1Mofy E5lYlH2+neHtrZUp/dvyzI2S8HKjB0kEhW66+YOdtVCG7MXVyiJ+n5UUi/rc0UN9OIwu IKgUBVx2+I1IrKWcMnHvPgXszd+HzOSZ14Uv1gbbX8bE5mFJDcx90sZ3r7yWDaVELUtT jpZaz4FjxeNNUvfyyWx5jhRGNfJGg5uwby2aDseP3jejZdl9WNMH6cXhmhvFVSWuf26u QaIA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=kX21yON0u8Ix3zPbHV7fPi4zXEU1WcLvjU1z/+vfVo8=; b=XXFmEOhowTwN06YhRWAmynte3C98SO0pwBFQ1rTB8HaJt7QzQji5iYi8oyJHD55g1I /x8lX5PZu2vxCoCLzP8cMNp2aIkh4bOrBz29jR1XNazG5s0BBnOtBsMeJbD+QXeq6Mbh c6k9TEID7jCxtIISUEXSQN8rIE5fhzfZEyDXj9QBvPjxOV3kBSQEGd7pXAPVf63vWmRt kBOQU6pwkOFxDTt2WfM0DtKR7mpDl5Lh1DmSMx2JGSeWDZ+WhRehBQNCQq6dNr2OPRUF Exer2KhCTyp5vzK7kFKnowgsdc3CgU63TEnpHjZnv2W0Kom/zlpQhA1u8sb9gVuTo4tz PPYQ== X-Gm-Message-State: AJcUukev/mxTH/9kKH4zkgavK1u5OSbauygq6D/diVMP9OLSbC7iS3ES Ykv8aBQPJ6V28YqroQX2bwg6nA== X-Google-Smtp-Source: ALg8bN4DxM1oR4GniuzCwGg5xsz8lTyFFJwrdZi9wsHc3C2sjcKop9oEdgnjlbea6o5U9jAyIV9arw== X-Received: by 2002:a62:6ac8:: with SMTP id f191mr55616255pfc.13.1546832434147; Sun, 06 Jan 2019 19:40:34 -0800 (PST) Received: from limbo.local (125-227-158-176.HINET-IP.hinet.net. [125.227.158.176]) by smtp.gmail.com with ESMTPSA id a4sm74120468pgv.70.2019.01.06.19.40.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 06 Jan 2019 19:40:33 -0800 (PST) From: Daniel Drake To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, x86@kernel.org Cc: linux-kernel@vger.kernel.org, linux@endlessm.com Subject: [PATCH] kaslr: fix incorrect i8254 outb parameters Date: Mon, 7 Jan 2019 11:40:24 +0800 Message-Id: <20190107034024.15005-1-drake@endlessm.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The outb call takes parameters value and port, in that order. Fix the parameters used in the kalsr i8254 fallback code. Signed-off-by: Daniel Drake --- arch/x86/lib/kaslr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/lib/kaslr.c b/arch/x86/lib/kaslr.c index 79778ab200e4..a53665116458 100644 --- a/arch/x86/lib/kaslr.c +++ b/arch/x86/lib/kaslr.c @@ -36,8 +36,8 @@ static inline u16 i8254(void) u16 status, timer; do { - outb(I8254_PORT_CONTROL, - I8254_CMD_READBACK | I8254_SELECT_COUNTER0); + outb(I8254_CMD_READBACK | I8254_SELECT_COUNTER0, + I8254_PORT_CONTROL); status = inb(I8254_PORT_COUNTER0); timer = inb(I8254_PORT_COUNTER0); timer |= inb(I8254_PORT_COUNTER0) << 8; -- 2.19.1