Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754578Ab2FMQUj (ORCPT ); Wed, 13 Jun 2012 12:20:39 -0400 Received: from mail-ey0-f174.google.com ([209.85.215.174]:34893 "EHLO mail-ey0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754202Ab2FMQUK (ORCPT ); Wed, 13 Jun 2012 12:20:10 -0400 From: Frederic Weisbecker To: Ingo Molnar , Thomas Gleixner Cc: LKML , Frederic Weisbecker , Alessio Igor Bogani , Andrew Morton , Avi Kivity , Chris Metcalf , Christoph Lameter , Daniel Lezcano , Geoff Levand , Gilad Ben Yossef , Hakan Akkan , Kevin Hilman , Max Krasnyansky , "Paul E. McKenney" , Peter Zijlstra , Stephen Hemminger , Steven Rostedt , Sven-Thorsten Dietrich Subject: [PATCH 1/7] nohz: Add more comment about CONFIG_NO_HZ Date: Wed, 13 Jun 2012 18:19:51 +0200 Message-Id: <1339604397-8758-2-git-send-email-fweisbec@gmail.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1339604397-8758-1-git-send-email-fweisbec@gmail.com> References: <1339604397-8758-1-git-send-email-fweisbec@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2044 Lines: 56 In order to prepare for adding a new config to implement adaptive tickless, clarify that CONFIG_NO_HZ alone only stops the tick on idle. Signed-off-by: Frederic Weisbecker Cc: Alessio Igor Bogani Cc: Andrew Morton Cc: Avi Kivity Cc: Chris Metcalf Cc: Christoph Lameter Cc: Daniel Lezcano Cc: Geoff Levand Cc: Gilad Ben Yossef Cc: Hakan Akkan Cc: Ingo Molnar Cc: Kevin Hilman Cc: Max Krasnyansky Cc: Paul E. McKenney Cc: Peter Zijlstra Cc: Stephen Hemminger Cc: Steven Rostedt Cc: Sven-Thorsten Dietrich Cc: Thomas Gleixner --- kernel/time/Kconfig | 7 +++---- 1 files changed, 3 insertions(+), 4 deletions(-) diff --git a/kernel/time/Kconfig b/kernel/time/Kconfig index fd42bd4..0883fa1 100644 --- a/kernel/time/Kconfig +++ b/kernel/time/Kconfig @@ -58,13 +58,12 @@ config TICK_ONESHOT bool config NO_HZ - bool "Tickless System (Dynamic Ticks)" + bool "Tickless idle system (Dynamic idle Ticks)" depends on !ARCH_USES_GETTIMEOFFSET && GENERIC_CLOCKEVENTS select TICK_ONESHOT help - This option enables a tickless system: timer interrupts will - only trigger on an as-needed basis both when the system is - busy and when the system is idle. + This option enables a tickless idle system: timer interrupts will + only trigger on an as-needed basis when the system is idle. config HIGH_RES_TIMERS bool "High Resolution Timer Support" -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" 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/