From: Peter Zijlstra <peterz@infradead.org>
To: Stephane Eranian <eranian@google.com>
Cc: linux-kernel@vger.kernel.org, mingo <mingo@elte.hu>,
paulus@samba.org, davem@davemloft.net, fweisbec@gmail.com,
robert.richter@amd.com, perfmon2-devel@lists.sf.net,
eranian@gmail.com, "hpa@zytor.com" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Manfred Spraul <manfred@colorfullife.com>
Subject: Re: [PATCH] perf_events: fix bug in AMD per-cpu initialization
Date: Tue, 23 Mar 2010 16:07:48 +0100 [thread overview]
Message-ID: <1269356868.5109.66.camel@twins> (raw)
In-Reply-To: <bd4cb8901003230755k41414173n302d7d626a6126b1@mail.gmail.com>
On Tue, 2010-03-23 at 15:55 +0100, Stephane Eranian wrote:
> What's the point of CPU_ONLINE vs. CPU_STARTING if you're saying the
> former is never right? Why not move CPU_ONLINE to the right place and
> drop CPU_STARTING?
Its right for a lot of things, just not for perf, we need to be ready
and done by the time the cpu starts scheduling.
next prev parent reply other threads:[~2010-03-23 15:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-17 8:40 Stephane Eranian
2010-03-17 23:47 ` Peter Zijlstra
2010-03-18 0:33 ` Stephane Eranian
2010-03-23 14:11 ` Peter Zijlstra
2010-03-23 14:55 ` Stephane Eranian
2010-03-23 15:07 ` Peter Zijlstra [this message]
2010-03-23 15:12 ` Stephane Eranian
2010-03-23 15:18 ` Peter Zijlstra
2010-03-23 22:41 ` Stephane Eranian
2010-04-02 19:06 ` [tip:perf/core] x86: Move notify_cpu_starting() callback to a later stage tip-bot for Peter Zijlstra
2010-04-02 19:07 ` [tip:perf/core] perf, x86: Fix AMD hotplug & constraint initialization tip-bot for Peter Zijlstra
2010-03-24 13:45 [PATCH] perf_events: fix bug in AMD per-cpu initialization Stephane Eranian
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