From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org,
tglx@linutronix.de, linux-tip-commits@vger.kernel.org,
Linus Torvalds <torvalds@linux-foundation.org>,
Alexander Graf <agraf@suse.de>
Subject: Re: [PATCH] sched: Remove PREEMPT_NEED_RESCHED from generic code
Date: Mon, 09 Dec 2013 17:29:46 +1100 [thread overview]
Message-ID: <1386570586.5159.43.camel@pasglop> (raw)
In-Reply-To: <20131128132641.GP10022@twins.programming.kicks-ass.net>
On Thu, 2013-11-28 at 14:26 +0100, Peter Zijlstra wrote:
> Subject: sched: Remove PREEMPT_NEED_RESCHED from generic code
>
> While hunting a preemption issue with Alexander, Ben noticed that the
> currently generic PREEMPT_NEED_RESCHED stuff is horribly broken for
> load-store architectures.
Hi Peter !
Are you sending this to Linus ? From what I can tell the bug is still
upstream ...
Cheers,
Ben.
next prev parent reply other threads:[~2013-12-09 6:33 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-25 16:38 [tip:sched/core] sched: Add NEED_RESCHED to the preempt_count tip-bot for Peter Zijlstra
2013-09-27 9:14 ` Yuanhan Liu
2013-09-27 11:57 ` Peter Zijlstra
2013-09-27 12:13 ` Fengguang Wu
2013-09-27 12:20 ` Fengguang Wu
2013-09-27 15:29 ` [PATCH] ftrace, sched: Add TRACE_FLAG_PREEMPT_RESCHED Peter Zijlstra
2013-10-04 8:09 ` Peter Zijlstra
2013-10-04 14:53 ` Steven Rostedt
2013-10-04 15:16 ` Peter Zijlstra
2013-10-04 15:25 ` Steven Rostedt
2013-10-04 15:28 ` Peter Zijlstra
2013-10-04 15:57 ` Steven Rostedt
2013-10-04 16:28 ` Peter Zijlstra
2013-11-11 17:52 ` [tip:sched/core] " tip-bot for Peter Zijlstra
2013-11-06 16:37 ` [PATCH] " Steven Rostedt
2013-11-06 16:45 ` Peter Zijlstra
2013-11-06 16:58 ` Steven Rostedt
2013-11-06 17:23 ` Peter Zijlstra
2013-09-27 15:30 ` [PATCH] sched: Revert need_resched() to look at TIF_NEED_RESCHED Peter Zijlstra
2013-09-28 8:28 ` [tip:sched/core] " tip-bot for Peter Zijlstra
2013-12-09 6:41 ` [PATCH] " Aneesh Kumar K.V
2013-12-10 15:52 ` Peter Zijlstra
2013-11-28 13:26 ` [PATCH] sched: Remove PREEMPT_NEED_RESCHED from generic code Peter Zijlstra
2013-11-28 15:24 ` Alexander Graf
2013-12-09 6:29 ` Benjamin Herrenschmidt [this message]
2013-12-12 9:51 ` [tip:sched/urgent] " tip-bot for Peter Zijlstra
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