From: Peter Zijlstra <peterz@infradead.org>
To: Vince Weaver <vincent.weaver@maine.edu>
Cc: linux-kernel@vger.kernel.org, Will Deacon <will.deacon@arm.com>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
Stephane Eranian <eranian@gmail.com>
Subject: Re: [patch/rfc] perf on raspberry-pi without overflow interrupt
Date: Wed, 8 Jan 2014 23:53:15 +0100 [thread overview]
Message-ID: <20140108225315.GG31570@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <alpine.DEB.2.10.1401081613370.4410@vincent-weaver-1.um.maine.edu>
On Wed, Jan 08, 2014 at 04:28:20PM -0500, Vince Weaver wrote:
> Should the perf_event interface handle setups like this better and work
> fine in aggregate mode but return ENOTSUP if a sampled or overflow event
> is attempted?
Yeah that would be better, we do something similar for P6 class machines
without lapic IIRC.
next prev parent reply other threads:[~2014-01-08 22:54 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-08 21:28 [patch/rfc] perf on raspberry-pi without overflow interrupt Vince Weaver
2014-01-08 22:23 ` Stephane Eranian
2014-01-08 22:53 ` Peter Zijlstra [this message]
2014-01-09 3:47 ` Vince Weaver
2014-01-09 10:19 ` Will Deacon
2014-01-10 4:08 ` Vince Weaver
2014-01-10 9:40 ` Peter Zijlstra
2014-01-14 4:55 ` Vince Weaver
2014-01-14 10:57 ` Peter Zijlstra
2014-01-16 17:13 ` Vince Weaver
2014-01-16 17:31 ` Peter Zijlstra
2014-01-17 5:45 ` Vince Weaver
2014-02-24 10:46 ` Will Deacon
2014-02-24 15:37 ` Vince Weaver
2014-05-07 17:29 ` Will Deacon
2014-05-07 21:21 ` Vince Weaver
2014-05-07 21:23 ` Will Deacon
2014-01-10 10:08 ` Will Deacon
2014-01-10 10:43 ` Stephane Eranian
2014-01-10 13:54 ` Vince Weaver
2014-01-14 4:42 ` Vince Weaver
2014-01-15 18:38 ` Will Deacon
2014-01-16 16:13 ` Vince Weaver
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