From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756092Ab2BHKF4 (ORCPT ); Wed, 8 Feb 2012 05:05:56 -0500 Received: from mail-pw0-f46.google.com ([209.85.160.46]:61138 "EHLO mail-pw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755825Ab2BHKFy (ORCPT ); Wed, 8 Feb 2012 05:05:54 -0500 From: Geunsik Lim To: Steven Rostedt , Ingo Molnar Cc: Frederic Weisbecker , Randy Dunlap , linux-kernel Subject: [PATCH] ftrace: Append wakeup_rt description of ftrace doc Date: Wed, 8 Feb 2012 19:05:37 +0900 Message-Id: <1328695537-15081-2-git-send-email-geunsik.lim@gmail.com> X-Mailer: git-send-email 1.7.8.1 In-Reply-To: <1328695537-15081-1-git-send-email-geunsik.lim@gmail.com> References: <1328695537-15081-1-git-send-email-geunsik.lim@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Geunsik Lim Append and update the description about wakeup/wakeup_rt usage. Signed-off-by: Geunsik Lim --- Documentation/trace/ftrace.txt | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index 1ebc24c..03b5205 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -226,6 +226,13 @@ Here is the list of current tracers that may be configured. Traces and records the max latency that it takes for the highest priority task to get scheduled after it has been woken up. + Traces all tasks as an average developer would expect. + + "wakeup_rt" + + Traces and records the max latency that it takes for just + RT tasks (as the current "wakeup" does). This is useful + for those interested in wake up timings of RT tasks. "hw-branch-tracer" -- 1.7.8.1