From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755738AbZETBls (ORCPT ); Tue, 19 May 2009 21:41:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755369AbZETBlk (ORCPT ); Tue, 19 May 2009 21:41:40 -0400 Received: from rv-out-0506.google.com ([209.85.198.224]:30333 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755304AbZETBlj (ORCPT ); Tue, 19 May 2009 21:41:39 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:reply-to:to:cc:content-type:organization:date :message-id:mime-version:x-mailer; b=Mqht/myEPZebVutmzBebVDZ5egplGYmC989zNt0mFE1x6m41wKnshEfI26MNV1c+mS DGvaQiQg8Rrtv2MqsL5+b4vvRZTR2tgLZRNEd1q/8kxdCbY93CporQbSO8kbRcwjDwln WjSxjOwiH45To0ItKdSHLgJDveVEawyXUzNiQ= Subject: [PATCH 1/1] ftrace: fix typo in ftrace.txt file From: GeunSik Lim Reply-To: leemgs1@gmail.com To: Ingo Molnar Cc: Peter Zijlstra , Steven Rostedt , linux-rt-users , linux-kernel , tglx , williams Content-Type: multipart/mixed; boundary="=-6Ih8P79J4J1g0dZLXpZ6" Organization: Private Date: Wed, 20 May 2009 10:41:32 +0900 Message-Id: <1242783692.31161.56.camel@centos51> Mime-Version: 1.0 X-Mailer: Evolution 2.8.0 (2.8.0-40.el5_1.1) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-6Ih8P79J4J1g0dZLXpZ6 Content-Type: text/plain Content-Transfer-Encoding: 7bit commit 43bf3fdddfd6b0ac65ef59bec3c79d9f9064e8bd Author: GeunSik,Lim Date: Thu May 14 13:39:18 2009 +0900 ftrace: fix typo in ftrace.txt file. Fix typo about chart to map the kernel priority to user land priorities. About sched_setscheduler(2) Processes scheduled under SCHED_FIFO or SCHED_RR can have a static priority in the range 1 to 99. Signed-off-by: GeunSik Lim diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index fd9a3e6..0e17632 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -518,9 +518,14 @@ priority with zero (0) being the highest priority and the nice values starting at 100 (nice -20). Below is a quick chart to map the kernel priority to user land priorities. - Kernel priority: 0 to 99 ==> user RT priority 99 to 0 - Kernel priority: 100 to 139 ==> user nice -20 to 19 - Kernel priority: 140 ==> idle task priority + Kernel priority: 0(high) to 99(low) ==> user RT priority 99(high) to 1(low) + Kernel priority: 100(high) to 139(low) ==> user nice -20(high) to 19(low) + Kernel priority: 140 ==> idle task priority + +Processes scheduled with SCHED_OTHER or SCHED_BATCH must be assigned +the static priority 0. Processes scheduled under SCHED_FIFO or SCHED_RR +can have a static priority in the range 1 to 99. + (reference: $> man 2 sched_setscheduler) The task states are: ----------------------------------------------- To unsubscribe from this list: send the line "unsubscribe linux-***" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ GeunSik Lim (ELS - OS Group - S/W Lab - SAIT - SAMSUNG) e-Mail :1) geunsik.lim@samsung.com 2) leemgs@gmail.com , leemgs1@gmail.com HomePage: http://intomail.dnip.net/invain/me/ ----------------------------------------------- --=-6Ih8P79J4J1g0dZLXpZ6 Content-Disposition: attachment; filename=fix-typo-chart-map-priority-ftrace.patch Content-Type: text/x-patch; name=fix-typo-chart-map-priority-ftrace.patch; charset=euckr Content-Transfer-Encoding: 7bit commit 43bf3fdddfd6b0ac65ef59bec3c79d9f9064e8bd Author: GeunSik,Lim Date: Thu May 14 13:39:18 2009 +0900 ftrace: fix typo in ftrace.txt file. Fix typo about chart to map the kernel priority to user land priorities. About sched_setscheduler(2) Processes scheduled under SCHED_FIFO or SCHED_RR can have a static priority in the range 1 to 99. Signed-off-by: GeunSik Lim diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index fd9a3e6..0e17632 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -518,9 +518,14 @@ priority with zero (0) being the highest priority and the nice values starting at 100 (nice -20). Below is a quick chart to map the kernel priority to user land priorities. - Kernel priority: 0 to 99 ==> user RT priority 99 to 0 - Kernel priority: 100 to 139 ==> user nice -20 to 19 - Kernel priority: 140 ==> idle task priority + Kernel priority: 0(high) to 99(low) ==> user RT priority 99(high) to 1(low) + Kernel priority: 100(high) to 139(low) ==> user nice -20(high) to 19(low) + Kernel priority: 140 ==> idle task priority + +Processes scheduled with SCHED_OTHER or SCHED_BATCH must be assigned +the static priority 0. Processes scheduled under SCHED_FIFO or SCHED_RR +can have a static priority in the range 1 to 99. + (reference: $> man 2 sched_setscheduler) The task states are: --=-6Ih8P79J4J1g0dZLXpZ6--