Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756587Ab1FFSMw (ORCPT ); Mon, 6 Jun 2011 14:12:52 -0400 Received: from e6.ny.us.ibm.com ([32.97.182.146]:34270 "EHLO e6.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753764Ab1FFSMv (ORCPT ); Mon, 6 Jun 2011 14:12:51 -0400 Date: Mon, 6 Jun 2011 11:12:46 -0700 From: "Paul E. McKenney" To: Frederic Weisbecker Cc: LKML , Peter Zijlstra , Thomas Gleixner , Ingo Molnar Subject: Re: [PATCH 0/4] rcu: Detect rcu uses under extended quiescent state, and fix some Message-ID: <20110606181246.GM3066@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <1307329858-14999-1-git-send-email-fweisbec@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1307329858-14999-1-git-send-email-fweisbec@gmail.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2429 Lines: 52 On Mon, Jun 06, 2011 at 05:10:53AM +0200, Frederic Weisbecker wrote: > I found two examples with the last two patches but I suspect there are more bugs > waiting to be detected under other configs and/or archs. Good catch!!! Thanx, Paul > Frederic Weisbecker (4): > rcu: Detect uses of rcu read side in extended quiescent states > nohz: Split extended quiescent state handling from nohz switch > x86: Don't call idle notifier inside rcu extended QS > x86: Call idle_exit() after irq_enter() > > arch/arm/kernel/process.c | 4 +- > arch/avr32/kernel/process.c | 4 +- > arch/blackfin/kernel/process.c | 4 +- > arch/microblaze/kernel/process.c | 4 +- > arch/mips/kernel/process.c | 4 +- > arch/powerpc/kernel/idle.c | 4 +- > arch/powerpc/platforms/iseries/setup.c | 8 +++--- > arch/s390/kernel/process.c | 4 +- > arch/sh/kernel/idle.c | 2 +- > arch/sparc/kernel/process_64.c | 4 +- > arch/tile/kernel/process.c | 4 +- > arch/um/kernel/process.c | 4 +- > arch/unicore32/kernel/process.c | 4 +- > arch/x86/kernel/apic/apic.c | 6 ++-- > arch/x86/kernel/apic/io_apic.c | 3 +- > arch/x86/kernel/cpu/mcheck/mce.c | 2 +- > arch/x86/kernel/cpu/mcheck/therm_throt.c | 2 +- > arch/x86/kernel/cpu/mcheck/threshold.c | 2 +- > arch/x86/kernel/irq.c | 5 +-- > arch/x86/kernel/process_32.c | 4 +- > arch/x86/kernel/process_64.c | 7 +++++- > include/linux/lockdep.h | 8 ++++++- > include/linux/rcupdate.h | 20 ++++++++++++----- > include/linux/tick.h | 10 ++++++-- > kernel/lockdep.c | 12 ++++++++-- > kernel/pid.c | 2 +- > kernel/rcutree.c | 14 ++++++++++++ > kernel/time/tick-sched.c | 34 ++++++++++++++++++++++++++++- > 28 files changed, 129 insertions(+), 56 deletions(-) > > -- > 1.7.5.2 > -- 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/