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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,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 D7A5AC33CB1 for ; Sat, 18 Jan 2020 17:11:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A2D68246A5 for ; Sat, 18 Jan 2020 17:11:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="FKkbqI9Z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726999AbgARRLy (ORCPT ); Sat, 18 Jan 2020 12:11:54 -0500 Received: from mail-lf1-f68.google.com ([209.85.167.68]:40014 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726413AbgARRLy (ORCPT ); Sat, 18 Jan 2020 12:11:54 -0500 Received: by mail-lf1-f68.google.com with SMTP id i23so20731746lfo.7 for ; Sat, 18 Jan 2020 09:11:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=d5SrJ1sdq3wtNoRSq5av6w5/jAF1iciuu5ggWH8R6/8=; b=FKkbqI9ZlOtCXftQeTOloFjon2Hdr/lB9zX1mB2eK8O5Y8+qc0njL9FcwecILJv1SL 5hm1v57l2CxiBZWAN5+6RsJ4O7lt0/7kxRIMQi8PsvsMmRB/MhVxJAY9dnk0wgTTChKh aMYbwbyDsSgpsAJ9FS1IzKNOpr8SiL9wypNxFmH6x0Be/YXq8V26YPlfjlXN0VWApSpV BIwWthAqH8B4UK6p3Fg/crdlLw1c++DR/6JPMaX0bfEFSYnLCnN9icvCH0lbO2IP2k4i IzNrmKqQB8fMHq15CjuEEDRGMkd3hUx19hxDMGptoY5LQRoTtzTF2gd9eTUXLa/q4a6h 0XlA== 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; bh=d5SrJ1sdq3wtNoRSq5av6w5/jAF1iciuu5ggWH8R6/8=; b=PlnxFRUpMrkj1uhDYdP86ehgGIAda9V3szC27ryYyIJtD7ofliX3NXgrszvhs3MIeu fWb/tR8tonRAny94xMO3J6CevRlIi307y9GvwlBidv3/HYmZfStz4V2BwCYPp3bihiLq m2bcfCkx23Lv5WBy4K/cSnWKS++byUwpRGoYd8L0CinkW/PI1R7OuPqAAC2elkOuL1Vo +MV6zG78Fl51hrM4W5qECcLw/2xp+kdeNGko/L6ShBpBN0wYTXx5C0/ceAhR5mAFYkQi UmOz0rr25l/E2dCJmSm7uhbE5jYNIn6x88J83+oDTdCELi4+lzaf5wy7ZCkMc2cnERHH CIVQ== X-Gm-Message-State: APjAAAW7ovZjOadVtVHOOc878kV2ceAa2mhI4RRB64O8uIvemne/jRLo /WBVGEWft+g5NvmWlR4IGN2FT7q02JA= X-Google-Smtp-Source: APXvYqwOzln5V/UyOEI4y3II8+j8Pdm+ExSFeOmdmus8zwsHCnrf3CwxhXq8OLhYIDLC1P9tcaCy3Q== X-Received: by 2002:a19:be93:: with SMTP id o141mr8672809lff.181.1579367511800; Sat, 18 Jan 2020 09:11:51 -0800 (PST) Received: from localhost.localdomain (188.146.98.213.nat.umts.dynamic.t-mobile.pl. [188.146.98.213]) by smtp.gmail.com with ESMTPSA id u3sm13917238lfm.37.2020.01.18.09.11.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Jan 2020 09:11:51 -0800 (PST) From: mateusznosek0@gmail.com To: linux-kernel@vger.kernel.org Cc: Mateusz Nosek , x86@kernel.org, hpa@zytor.com, bp@alien8.de, mingo@redhat.com, tglx@linutronix.de Subject: [PATCH] arch/x86/kernel/tsc_sync.c: Clean up code by removing unused assignment Date: Sat, 18 Jan 2020 18:11:43 +0100 Message-Id: <20200118171143.25178-1-mateusznosek0@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mateusz Nosek Previously the assignment to local variable 'now' took place before the for loop. The loop is unconditional so it will be entered at least once. The variable 'now' is reassigned in the loop and is not used before reassigning. Therefore the assignment before the loop is unnecessary and can be removed. Signed-off-by: Mateusz Nosek --- arch/x86/kernel/tsc_sync.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index b8acf639abd1..32a818764e03 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c @@ -233,7 +233,6 @@ static cycles_t check_tsc_warp(unsigned int timeout) * The measurement runs for 'timeout' msecs: */ end = start + (cycles_t) tsc_khz * timeout; - now = start; for (i = 0; ; i++) { /* -- 2.17.1