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=-5.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, USER_AGENT_MUTT 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 5A8D4C43387 for ; Mon, 14 Jan 2019 20:05:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 26DB4206B7 for ; Mon, 14 Jan 2019 20:05:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="rCmQVILj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726927AbfANUFu (ORCPT ); Mon, 14 Jan 2019 15:05:50 -0500 Received: from mail-wm1-f49.google.com ([209.85.128.49]:54829 "EHLO mail-wm1-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726757AbfANUFu (ORCPT ); Mon, 14 Jan 2019 15:05:50 -0500 Received: by mail-wm1-f49.google.com with SMTP id a62so937424wmh.4 for ; Mon, 14 Jan 2019 12:05:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :user-agent; bh=juHERBI2Pyr9Z+AdMxWULwvXR5fu0+7WgdHqG8oVV4Q=; b=rCmQVILjlk+ldQdiMbF4o6XISCwqficcBWJ3tRrx5EMkYo1OJG1wRnorx+vlxQjy0x iovHVfeSIT/BwsPpTPxvEkIYyLSIIHa+6UTt3mEVV5NVSU6Ukc3Z01yjV4wlTfulzCZM oTN6dmZSV+VDiHECM9wgUPeS6BTf5Lc89wIJ3N8UolHYO+sccDQ608aBZbpszB7zItGj ANw3emZOveG/q6txX/gIdUYdQPB3zYoNvd1QSyalgByFuQMJkKxG8BcJvvea+zRRtnVU uupJlmkqLff4lRq09yMTlUNXzl0am3MlgTSCFn0VJDUkpzOcc0/Blq+USOOmkjgb2q8c +lkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:user-agent; bh=juHERBI2Pyr9Z+AdMxWULwvXR5fu0+7WgdHqG8oVV4Q=; b=CKraKn165jJpxGgvEHx//eoJ89yr42hzi/2wt4g0CUfPw3ANVDLreAIhwxITQfJwM2 tAR8tqf0Qc1Y2XsihDQLR3Pm0pl2u2ujiiAAacOi+rGE55RtPgb2bRRKx8h+VeDAxAIB hPGgvmXDZ7aSaFPaKRivLUWCA+YUb/U3ZYwL8H50l2x5LAEzfDcj6U5ocWAvT1Kw4Jpt lUQepoRndEnDDXexwirEjfScH9YktALksc27lAr8/tbZEHDtrfnRFqBJuNPqHCV6qK5k gDXfPdCHFVtpLoioiwraR3AEab2Iicpwn3xaNOVLw/4MYtF+WkgEGQJin6p0REypTe41 l0uw== X-Gm-Message-State: AJcUukc/8fNNaeVt47OFF8mKKcEtfPqYvYiFtRsd+VB2gVq/Yg5d1bzT 5jXQCMw6GBDbgQCgD2jZdo0AykQ= X-Google-Smtp-Source: ALg8bN7iUMSoG247s+k8oALIjUVHXs4dMHFuiYWBL1u2jm9jv1J4ihIyuctyENzJYkAZW8ssSworQA== X-Received: by 2002:a1c:c181:: with SMTP id r123mr626657wmf.8.1547496348122; Mon, 14 Jan 2019 12:05:48 -0800 (PST) Received: from avx2 (nat-minsk-pool-46-53-201-92.telecom.by. [46.53.201.92]) by smtp.gmail.com with ESMTPSA id k19sm105272313wre.5.2019.01.14.12.05.47 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 14 Jan 2019 12:05:47 -0800 (PST) Date: Mon, 14 Jan 2019 23:05:45 +0300 From: Alexey Dobriyan To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] proc: use seq_puts() everywhere Message-ID: <20190114200545.GC9680@avx2> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org seq_printf() without format specifiers == faster seq_puts() Signed-off-by: Alexey Dobriyan --- fs/proc/array.c | 16 ++++++++-------- fs/proc/base.c | 2 +- fs/proc/task_nommu.c | 2 +- 3 files changed, 10 insertions(+), 10 deletions(-) --- a/fs/proc/array.c +++ b/fs/proc/array.c @@ -343,28 +343,28 @@ static inline void task_seccomp(struct seq_file *m, struct task_struct *p) #ifdef CONFIG_SECCOMP seq_put_decimal_ull(m, "\nSeccomp:\t", p->seccomp.mode); #endif - seq_printf(m, "\nSpeculation_Store_Bypass:\t"); + seq_puts(m, "\nSpeculation_Store_Bypass:\t"); switch (arch_prctl_spec_ctrl_get(p, PR_SPEC_STORE_BYPASS)) { case -EINVAL: - seq_printf(m, "unknown"); + seq_puts(m, "unknown"); break; case PR_SPEC_NOT_AFFECTED: - seq_printf(m, "not vulnerable"); + seq_puts(m, "not vulnerable"); break; case PR_SPEC_PRCTL | PR_SPEC_FORCE_DISABLE: - seq_printf(m, "thread force mitigated"); + seq_puts(m, "thread force mitigated"); break; case PR_SPEC_PRCTL | PR_SPEC_DISABLE: - seq_printf(m, "thread mitigated"); + seq_puts(m, "thread mitigated"); break; case PR_SPEC_PRCTL | PR_SPEC_ENABLE: - seq_printf(m, "thread vulnerable"); + seq_puts(m, "thread vulnerable"); break; case PR_SPEC_DISABLE: - seq_printf(m, "globally mitigated"); + seq_puts(m, "globally mitigated"); break; default: - seq_printf(m, "vulnerable"); + seq_puts(m, "vulnerable"); break; } seq_putc(m, '\n'); --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -456,7 +456,7 @@ static int proc_pid_schedstat(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) { if (unlikely(!sched_info_on())) - seq_printf(m, "0 0 0\n"); + seq_puts(m, "0 0 0\n"); else seq_printf(m, "%llu %llu %lu\n", (unsigned long long)task->se.sum_exec_runtime, --- a/fs/proc/task_nommu.c +++ b/fs/proc/task_nommu.c @@ -178,7 +178,7 @@ static int nommu_vma_show(struct seq_file *m, struct vm_area_struct *vma) seq_file_path(m, file, ""); } else if (mm && is_stack(vma)) { seq_pad(m, ' '); - seq_printf(m, "[stack]"); + seq_puts(m, "[stack]"); } seq_putc(m, '\n');