From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933366AbcGGIqN (ORCPT ); Thu, 7 Jul 2016 04:46:13 -0400 Received: from terminus.zytor.com ([198.137.202.10]:39446 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933284AbcGGIqE (ORCPT ); Thu, 7 Jul 2016 04:46:04 -0400 Date: Thu, 7 Jul 2016 01:45:23 -0700 From: tip-bot for Thomas Gleixner Message-ID: Cc: linux@sciencehorizons.net, paulmck@linux.vnet.ibm.com, josh@joshtriplett.org, arjan@infradead.org, mingo@kernel.org, fweisbec@gmail.com, peterz@infradead.org, hpa@zytor.com, lenb@kernel.org, tglx@linutronix.de, torvalds@linux-foundation.org, riel@redhat.com, linux-kernel@vger.kernel.org, clm@fb.com Reply-To: josh@joshtriplett.org, paulmck@linux.vnet.ibm.com, linux@sciencehorizons.net, mingo@kernel.org, arjan@infradead.org, peterz@infradead.org, fweisbec@gmail.com, riel@redhat.com, lenb@kernel.org, hpa@zytor.com, tglx@linutronix.de, torvalds@linux-foundation.org, clm@fb.com, linux-kernel@vger.kernel.org In-Reply-To: <20160704094342.030144293@linutronix.de> References: <20160704094342.030144293@linutronix.de> To: linux-tip-commits@vger.kernel.org Subject: [tip:timers/core] timers: Reduce the CPU index space to 256k Git-Commit-ID: b0d6e2dcb284f1f4dcb4b92760f49eeaf5fc0bc7 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: b0d6e2dcb284f1f4dcb4b92760f49eeaf5fc0bc7 Gitweb: http://git.kernel.org/tip/b0d6e2dcb284f1f4dcb4b92760f49eeaf5fc0bc7 Author: Thomas Gleixner AuthorDate: Mon, 4 Jul 2016 09:50:29 +0000 Committer: Ingo Molnar CommitDate: Thu, 7 Jul 2016 10:35:08 +0200 timers: Reduce the CPU index space to 256k We want to store the array index in the flags space. 256k CPUs should be enough for a while. Signed-off-by: Thomas Gleixner Reviewed-by: Frederic Weisbecker Cc: Arjan van de Ven Cc: Chris Mason Cc: George Spelvin Cc: Josh Triplett Cc: Len Brown Cc: Linus Torvalds Cc: Paul McKenney Cc: Peter Zijlstra Cc: Rik van Riel Cc: rt@linutronix.de Link: http://lkml.kernel.org/r/20160704094342.030144293@linutronix.de Signed-off-by: Ingo Molnar --- include/linux/timer.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/include/linux/timer.h b/include/linux/timer.h index a8f6c70..989f33d 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -58,12 +58,12 @@ struct timer_list { * workqueue locking issues. It's not meant for executing random crap * with interrupts disabled. Abuse is monitored! */ -#define TIMER_CPUMASK 0x0007FFFF -#define TIMER_MIGRATING 0x00080000 +#define TIMER_CPUMASK 0x0003FFFF +#define TIMER_MIGRATING 0x00040000 #define TIMER_BASEMASK (TIMER_CPUMASK | TIMER_MIGRATING) -#define TIMER_DEFERRABLE 0x00100000 -#define TIMER_PINNED 0x00200000 -#define TIMER_IRQSAFE 0x00400000 +#define TIMER_DEFERRABLE 0x00080000 +#define TIMER_PINNED 0x00100000 +#define TIMER_IRQSAFE 0x00200000 #define __TIMER_INITIALIZER(_function, _expires, _data, _flags) { \ .entry = { .next = TIMER_ENTRY_STATIC }, \