From: Peter Zijlstra <peterz@infradead.org>
To: Paul Mackerras <paulus@samba.org>
Cc: Stephane Eranian <eranian@google.com>,
eranian@gmail.com, linux-kernel@vger.kernel.org, mingo@elte.hu,
perfmon2-devel@lists.sf.net,
"David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH] perf_events: improve Intel event scheduling
Date: Thu, 07 Jan 2010 09:54:45 +0100 [thread overview]
Message-ID: <1262854485.4049.87.camel@laptop> (raw)
In-Reply-To: <20100107041340.GA30718@drongo>
On Thu, 2010-01-07 at 15:13 +1100, Paul Mackerras wrote:
>
> On powerpc, the pmu->enable() function always stops the PMU if it
> wasn't already stopped.
I just looked at the generic code and it looks like kernel/perf_event.c
always calls perf_disable() before calling ->enable().
next prev parent reply other threads:[~2010-01-07 8:55 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-19 15:03 [PATCH] perf_events: improve Intel event scheduling Stephane Eranian
2009-11-18 16:32 ` Peter Zijlstra
2009-12-11 11:00 ` stephane eranian
2009-12-11 11:59 ` stephane eranian
2009-12-21 15:40 ` Peter Zijlstra
2009-12-21 19:00 ` Stephane Eranian
2009-12-21 19:31 ` Peter Zijlstra
2009-12-21 20:59 ` Stephane Eranian
2009-12-21 21:18 ` Peter Zijlstra
2009-12-22 1:09 ` Paul Mackerras
2009-12-22 1:02 ` Paul Mackerras
2009-12-29 14:47 ` Stephane Eranian
2010-01-07 4:13 ` Paul Mackerras
2010-01-07 8:54 ` Peter Zijlstra [this message]
2010-01-07 9:00 ` Peter Zijlstra
2010-01-07 9:54 ` Stephane Eranian
2010-01-07 10:01 ` Peter Zijlstra
2009-12-22 0:57 ` Paul Mackerras
2009-12-11 14:38 ` Stephane Eranian
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