From: Ingo Molnar <mingo@elte.hu>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: tglx@linutronix.de, john stultz <johnstul@us.ibm.com>,
Roman Zippel <zippel@linux-m68k.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [ANNOUNCE] 2.6.15-rc5-hrt2 - hrtimers based high resolution patches
Date: Wed, 14 Dec 2005 09:43:33 +0100 [thread overview]
Message-ID: <20051214084333.GA20284@elte.hu> (raw)
In-Reply-To: <20051214084019.GA18708@elte.hu>
* Ingo Molnar <mingo@elte.hu> wrote:
> hm, in that case it should be base->running that protects against this
> case. Did you run an UP PREEMPT_RT kernel? In that case could you
> check whether the fix below resolves the crash too?
try the patch below instead. (Thomas pointed out that the correct
dependency in this case is PREEMPT_SOFTIRQS)
Ingo
Index: linux/kernel/hrtimer.c
===================================================================
--- linux.orig/kernel/hrtimer.c
+++ linux/kernel/hrtimer.c
@@ -118,7 +118,7 @@ static DEFINE_PER_CPU(struct hrtimer_bas
* Functions and macros which are different for UP/SMP systems are kept in a
* single place
*/
-#ifdef CONFIG_SMP
+#if defined(CONFIG_SMP) || defined(CONFIG_PREEMPT_SOFTIRQS)
#define set_curr_timer(b, t) do { (b)->curr_timer = (t); } while (0)
next prev parent reply other threads:[~2005-12-14 8:44 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-12 11:02 [ANNOUNCE] 2.6.15-rc5-hrt2 - hrtimers based high resolution patches Thomas Gleixner
2005-12-12 13:56 ` Steven Rostedt
2005-12-13 21:05 ` Steven Rostedt
2005-12-14 8:40 ` Ingo Molnar
2005-12-14 8:43 ` Ingo Molnar [this message]
2005-12-14 13:48 ` Steven Rostedt
2005-12-14 14:01 ` Thomas Gleixner
2005-12-14 14:01 ` Steven Rostedt
2005-12-14 15:43 ` [PATCH -RT] Add softirq waitqueue for CONFIG_PREEMPT_SOFTIRQ (was: Re: [ANNOUNCE] 2.6.15-rc5-hrt2 ...) Steven Rostedt
2005-12-14 16:17 ` Daniel Walker
2005-12-20 13:28 ` Ingo Molnar
2005-12-14 14:04 ` [ANNOUNCE] 2.6.15-rc5-hrt2 - hrtimers based high resolution patches Steven Rostedt
2005-12-14 19:28 ` Steven Rostedt
2006-01-10 23:59 ` Steven Rostedt
2006-01-12 2:14 ` Steven Rostedt
2006-01-12 2:51 ` [PATCH RT] fix or hrtimers (was: [ANNOUNCE] 2.6.15-rc5-hrt2 - hrtimers based high resolution patches) Steven Rostedt
2006-01-12 11:10 ` Steven Rostedt
2006-01-17 17:35 ` [ANNOUNCE] 2.6.15-rc5-hrt2 - hrtimers based high resolution patches Thomas Gleixner
2005-12-14 18:33 ` Jeff Carr
2005-12-15 0:41 ` Jeff Carr
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