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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 B8654C433DB for ; Mon, 29 Mar 2021 13:04:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 85D1261927 for ; Mon, 29 Mar 2021 13:04:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230434AbhC2NDs (ORCPT ); Mon, 29 Mar 2021 09:03:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55010 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231259AbhC2NDo (ORCPT ); Mon, 29 Mar 2021 09:03:44 -0400 Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8CEA3C061574 for ; Mon, 29 Mar 2021 06:03:44 -0700 (PDT) Received: by mail-ej1-x633.google.com with SMTP id u21so19274322ejo.13 for ; Mon, 29 Mar 2021 06:03:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=w6T1rMbw5ZcsE5ti8gJc484lBR49yWGMrMkyIroVvTA=; b=E9jjE46frS6Ze0NpluGM+E3KK301B9ASIG7y90hoIW8rnMQPvG6D4eNmZ6ziTBD1bR +xmyZqeLAK61JhWwzYAi0pVD36WQNisPhSLwrwx6BqKrlfvBuayLG6zYBGMMJey7P6qM t1iaBZYlyuvGfbhsD9hMi2ZHgtdrLHuENo67nCUTJ0/JkJoRptCa36na8l4+lhnSIgyb bsMSq8PCdit1cLHi8hj8EdVqbH3Azm0tGsP87ueXDJ1trooBb+RCmFOBnZOqTHWphp8f DxlAY74Hp2joww8N5FF6MQQv0UCyuUkhWUKNXDtEWPzt9j9zMarFAQhaqyRXQGz1a+VM Xasw== 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=w6T1rMbw5ZcsE5ti8gJc484lBR49yWGMrMkyIroVvTA=; b=ibywfpTVnDFjiHRhw5dpDAsOFw5NhB3ycNZzz0XZxBsVqMsqMzyhNw2IBMrbYCWmoa ZST/6xlMy1YG9XOjFxcUP3KIf0vswvwLOQPfMAOc5sOtbvXP0jYV57svBAO7NNrahcb2 lwglbOLgHjG6u6n4msUxI6hZwV71b8ewDwCSjvP51mxE1H6hwPOHE59wK8oZKIA90n7h u7aSBpd2/Rfifd5cRTXq/69KzpsE4ZIu9Rm6WxYtkcU9r2pLlG3D4J5DBCDxhkqlHAOj 6vidizUUM+dmuq5FWssZ68mcdWTvfet58uzR8+Z93ZZTncYsf0mMoeXpQzABJmnO0zMA tTOw== X-Gm-Message-State: AOAM531iuPh7yGh31v5QOdn4Dh+Z1iRLcshdYshHTOR3cwpxp+mLZVJa 8BjfxGTWL43rs0nEDbTDiMwGhaE1iwg5eQ== X-Google-Smtp-Source: ABdhPJxf1YwoyYXKusr2cP9YfulH6QiEHXqmay9nX5YOLNnlQan2hbV51ZX5In2i/UB6MqxKHcs0ZQ== X-Received: by 2002:a17:906:7ac9:: with SMTP id k9mr28844155ejo.229.1617023023020; Mon, 29 Mar 2021 06:03:43 -0700 (PDT) Received: from localhost.localdomain ([95.87.199.133]) by smtp.gmail.com with ESMTPSA id eo22sm8299861ejc.0.2021.03.29.06.03.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Mar 2021 06:03:42 -0700 (PDT) From: "Yordan Karadzhov (VMware)" To: linux-kernel@vger.kernel.org Cc: rostedt@goodmis.org, "Yordan Karadzhov (VMware)" Subject: [PATCH] tracing: Remove unused argument from "ring_buffer_time_stamp() Date: Mon, 29 Mar 2021 16:03:31 +0300 Message-Id: <20210329130331.199402-1-y.karadz@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The "cpu" parameter is not being used by the function. Signed-off-by: Yordan Karadzhov (VMware) --- include/linux/ring_buffer.h | 2 +- kernel/trace/ring_buffer.c | 2 +- kernel/trace/trace.c | 8 ++++---- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index 057b7ed4fe24..dac53fd3afea 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -181,7 +181,7 @@ unsigned long ring_buffer_commit_overrun_cpu(struct trace_buffer *buffer, int cp unsigned long ring_buffer_dropped_events_cpu(struct trace_buffer *buffer, int cpu); unsigned long ring_buffer_read_events_cpu(struct trace_buffer *buffer, int cpu); -u64 ring_buffer_time_stamp(struct trace_buffer *buffer, int cpu); +u64 ring_buffer_time_stamp(struct trace_buffer *buffer); void ring_buffer_normalize_time_stamp(struct trace_buffer *buffer, int cpu, u64 *ts); void ring_buffer_set_clock(struct trace_buffer *buffer, diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index f4216df58e31..2c0ee6484990 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -1080,7 +1080,7 @@ static inline u64 rb_time_stamp(struct trace_buffer *buffer) return ts << DEBUG_SHIFT; } -u64 ring_buffer_time_stamp(struct trace_buffer *buffer, int cpu) +u64 ring_buffer_time_stamp(struct trace_buffer *buffer) { u64 time; diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index c8e54b674d3e..3c605957bb5c 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -771,7 +771,7 @@ static u64 buffer_ftrace_now(struct array_buffer *buf, int cpu) if (!buf->buffer) return trace_clock_local(); - ts = ring_buffer_time_stamp(buf->buffer, cpu); + ts = ring_buffer_time_stamp(buf->buffer); ring_buffer_normalize_time_stamp(buf->buffer, cpu, &ts); return ts; @@ -7173,7 +7173,7 @@ static int tracing_time_stamp_mode_open(struct inode *inode, struct file *file) u64 tracing_event_time_stamp(struct trace_buffer *buffer, struct ring_buffer_event *rbe) { if (rbe == this_cpu_read(trace_buffered_event)) - return ring_buffer_time_stamp(buffer, smp_processor_id()); + return ring_buffer_time_stamp(buffer); return ring_buffer_event_time_stamp(buffer, rbe); } @@ -8087,7 +8087,7 @@ tracing_stats_read(struct file *filp, char __user *ubuf, trace_seq_printf(s, "oldest event ts: %5llu.%06lu\n", t, usec_rem); - t = ns2usecs(ring_buffer_time_stamp(trace_buf->buffer, cpu)); + t = ns2usecs(ring_buffer_time_stamp(trace_buf->buffer)); usec_rem = do_div(t, USEC_PER_SEC); trace_seq_printf(s, "now ts: %5llu.%06lu\n", t, usec_rem); } else { @@ -8096,7 +8096,7 @@ tracing_stats_read(struct file *filp, char __user *ubuf, ring_buffer_oldest_event_ts(trace_buf->buffer, cpu)); trace_seq_printf(s, "now ts: %llu\n", - ring_buffer_time_stamp(trace_buf->buffer, cpu)); + ring_buffer_time_stamp(trace_buf->buffer)); } cnt = ring_buffer_dropped_events_cpu(trace_buf->buffer, cpu); -- 2.25.1