From: Peter Zijlstra <peterz@infradead.org>
To: Chengming Zhou <zhouchengming@bytedance.com>
Cc: mingo@redhat.com, acme@kernel.org, mark.rutland@arm.com,
alexander.shishkin@linux.intel.com, jolsa@kernel.org,
namhyung@kernel.org, eranian@google.com,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
duanxiongchun@bytedance.com, songmuchun@bytedance.com
Subject: Re: [External] Re: [PATCH v2 2/6] perf/core: Introduce percpu perf_cgroup
Date: Wed, 23 Mar 2022 15:05:37 +0100 [thread overview]
Message-ID: <YjspMR6gJ5AWjE8Q@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <c4fea458-b0e1-9842-91ea-5a1c6f7e8387@bytedance.com>
On Wed, Mar 23, 2022 at 09:37:16PM +0800, Chengming Zhou wrote:
> But you are right, having cpuctx->cgrp and cpu_perf_cgroup make things confused..
> maybe we can delete cpuctx->cgrp, change to use percpu cpu_perf_cgroup?
I'm hoping to soon (*finally*!) have some time for this again:
https://lkml.kernel.org/r/20220113134743.1292-1-ravi.bangoria@amd.com
That should get us a single cpuctx.
next prev parent reply other threads:[~2022-03-23 14:06 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-22 12:08 [PATCH v2 0/6] perf/core: Fixes and cleanup for cgroup events Chengming Zhou
2022-03-22 12:08 ` [PATCH v2 1/6] perf/core: Fix incosistency between cgroup sched_out and sched_in Chengming Zhou
2022-03-22 12:59 ` Peter Zijlstra
2022-03-22 13:38 ` [External] " Chengming Zhou
2022-03-22 14:54 ` Peter Zijlstra
2022-03-22 15:16 ` Chengming Zhou
2022-03-22 15:28 ` Chengming Zhou
2022-03-22 22:06 ` Namhyung Kim
2022-03-23 8:11 ` Peter Zijlstra
2022-03-22 12:08 ` [PATCH v2 2/6] perf/core: Introduce percpu perf_cgroup Chengming Zhou
2022-03-22 13:01 ` Peter Zijlstra
2022-03-22 16:33 ` [External] " Chengming Zhou
2022-03-23 8:13 ` Peter Zijlstra
2022-03-23 12:58 ` Chengming Zhou
2022-03-22 22:21 ` Namhyung Kim
2022-03-22 22:18 ` Namhyung Kim
2022-03-23 1:27 ` [Phishing Risk] [External] " Chengming Zhou
2022-03-23 12:51 ` Peter Zijlstra
2022-03-23 13:07 ` [External] " Chengming Zhou
2022-03-23 13:17 ` Peter Zijlstra
2022-03-23 13:37 ` Chengming Zhou
2022-03-23 14:05 ` Peter Zijlstra [this message]
2022-03-23 15:44 ` Chengming Zhou
2022-03-22 12:08 ` [PATCH v2 3/6] perf/core: Don't pass task around when ctx sched in Chengming Zhou
2022-03-22 13:01 ` Peter Zijlstra
2022-03-22 12:08 ` [PATCH v2 4/6] perf/core: Use stable cpuctx->cgrp when update perf cgroup time Chengming Zhou
2022-03-22 13:03 ` Peter Zijlstra
2022-03-22 12:08 ` [PATCH v2 5/6] perf/core: Always set cpuctx cgrp when enable cgroup event Chengming Zhou
2022-03-22 12:08 ` [PATCH v2 6/6] perf/core: Don't need event_filter_match when merge_sched_in() Chengming Zhou
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