From: James Morse <james.morse@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: mingo@kernel.org, alexander.shishkin@linux.intel.com,
eranian@google.com, linux-kernel@vger.kernel.org,
vince@deater.net, dvyukov@google.com, andi@firstfloor.org,
jolsa@redhat.com, Mark Rutland <mark.rutland@arm.com>,
Will Deacon <Will.Deacon@arm.com>,
wangxg.fnst@cn.fujitsu.com
Subject: Re: [RFC][PATCH 07/12] perf: Simplify/fix perf_event_enable() event scheduling
Date: Tue, 08 Mar 2016 10:42:12 +0000 [thread overview]
Message-ID: <56DEAC84.8020502@arm.com> (raw)
In-Reply-To: <20160308102603.GX6344@twins.programming.kicks-ass.net>
On 08/03/16 10:26, Peter Zijlstra wrote:
> In any case, please try -rc6, which includes:
Bother, I should have thought to test with the later rcs, I foolishly stopped
with rc5.
> a096309bc467 perf: Fix scaling vs. perf_install_in_context()
> bd2afa49d194 perf: Fix scaling vs. perf_event_enable()
> 7fce250915ef perf: Fix scaling vs. perf_event_enable_on_exec()
> 3cbaa5906967 perf: Fix ctx time tracking by introducing EVENT_TIME
>
> Which might fix this.
Yes, one of these has fixed the issue. For arm64 it no longer shows up with
v4.5-rc6.
Sorry for the noise!
Thanks,
James
next prev parent reply other threads:[~2016-03-08 10:43 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-11 16:24 [RFC][PATCH 00/12] various perf fixes Peter Zijlstra
2016-01-11 16:24 ` [RFC][PATCH 01/12] perf: Add lockdep assertions Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 02/12] perf: Fix cgroup event scheduling Peter Zijlstra
2016-01-11 19:43 ` Stephane Eranian
2016-01-11 22:03 ` Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 03/12] perf: Fix cgroup scheduling in enable_on_exec Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 04/12] perf: Remove stale comment Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 05/12] perf: Fix enable_on_exec event scheduling Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 06/12] perf: Use task_ctx_sched_out() Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 07/12] perf: Simplify/fix perf_event_enable() event scheduling Peter Zijlstra
2016-03-08 10:04 ` James Morse
2016-03-08 10:26 ` Peter Zijlstra
2016-03-08 10:42 ` James Morse [this message]
2016-03-08 11:29 ` Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 08/12] perf: Optimize perf_sched_events usage Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 09/12] perf: Make ctx->is_active and cpuctx->task_ctx consistent Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 10/12] perf: Fix task context scheduling Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 11/12] perf: Specialize perf_event_exit_task() Peter Zijlstra
2016-01-11 16:25 ` [RFC][PATCH 12/12] perf: Collapse and fix event_function_call() users Peter Zijlstra
2016-01-13 10:50 ` Peter Zijlstra
2016-01-13 13:46 ` Alexander Shishkin
2016-01-13 17:30 ` Peter Zijlstra
2016-01-13 15:00 ` Alexander Shishkin
2016-01-13 15:38 ` Alexander Shishkin
2016-01-13 18:10 ` Peter Zijlstra
2016-01-13 20:44 ` Peter Zijlstra
2016-01-14 10:44 ` Peter Zijlstra
2016-01-14 16:30 ` Peter Zijlstra
2016-02-17 22:38 ` Sasha Levin
2016-02-18 7:46 ` Peter Zijlstra
2016-02-18 12:37 ` Peter Zijlstra
2016-01-11 18:44 ` [RFC][PATCH 00/12] various perf fixes Dmitry Vyukov
2016-01-11 19:56 ` Andi Kleen
2016-01-11 22:00 ` Peter Zijlstra
2016-01-12 9:59 ` Ingo Molnar
2016-01-12 10:11 ` Ingo Molnar
2016-01-12 10:57 ` Dmitry Vyukov
2016-01-12 11:00 ` Dmitry Vyukov
2016-01-12 11:01 ` Dmitry Vyukov
2016-01-12 11:26 ` Dmitry Vyukov
2016-01-12 11:35 ` Dmitry Vyukov
2016-01-12 12:01 ` Peter Zijlstra
2016-01-13 15:18 ` Alexander Shishkin
2016-01-13 15:22 ` Dmitry Vyukov
2016-01-13 15:35 ` Alexander Shishkin
2016-01-14 9:35 ` Peter Zijlstra
2016-01-14 10:05 ` Dmitry Vyukov
2016-02-15 15:04 ` Dmitry Vyukov
2016-02-15 15:38 ` Peter Zijlstra
2016-02-15 15:47 ` Dmitry Vyukov
2016-02-15 16:01 ` Vince Weaver
2016-02-15 16:17 ` Peter Zijlstra
2016-02-15 16:29 ` Dmitry Vyukov
2016-02-15 16:29 ` Peter Zijlstra
2016-02-15 16:35 ` Dmitry Vyukov
2016-02-15 16:38 ` Dmitry Vyukov
2016-02-15 16:52 ` Peter Zijlstra
2016-02-15 17:04 ` Dmitry Vyukov
2016-02-15 17:07 ` Peter Zijlstra
2016-02-15 17:45 ` Dmitry Vyukov
2016-02-15 18:01 ` Peter Zijlstra
2016-02-15 18:33 ` Dmitry Vyukov
2016-02-15 16:41 ` Peter Zijlstra
2016-02-15 16:54 ` Dmitry Vyukov
2016-02-15 16:59 ` Peter Zijlstra
2016-01-12 13:13 ` Peter Zijlstra
2016-01-12 13:31 ` Ingo Molnar
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