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From: Tejun Heo <tj@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Zefan Li <lizefan.x@bytedance.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	cgroups@vger.kernel.org, Jiri Olsa <jolsa@kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-perf-users@vger.kernel.org,
	Song Liu <songliubraving@fb.com>,
	bpf@vger.kernel.org, Andrii Nakryiko <andrii@kernel.org>
Subject: Re: [PATCH v2] perf stat: Support old kernels for bperf cgroup counting
Date: Tue, 11 Oct 2022 06:53:43 -1000	[thread overview]
Message-ID: <Y0Wfl88objrECjSo@slm.duckdns.org> (raw)
In-Reply-To: <20221011052808.282394-1-namhyung@kernel.org>

On Mon, Oct 10, 2022 at 10:28:08PM -0700, Namhyung Kim wrote:
> The recent change in the cgroup will break the backward compatiblity in
> the BPF program.  It should support both old and new kernels using BPF
> CO-RE technique.
> 
> Like the task_struct->__state handling in the offcpu analysis, we can
> check the field name in the cgroup struct.
> 
> Acked-by: Jiri Olsa <jolsa@kernel.org>
> Acked-by: Andrii Nakryiko <andrii@kernel.org>
> Signed-off-by: Namhyung Kim <namhyung@kernel.org>

Applied to cgroup/for-6.1-fixes.

Thanks.

-- 
tejun

  reply	other threads:[~2022-10-11 16:53 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-29 19:05 [PATCH cgroup/for-5.20] cgroup: Replace cgroup->ancestor_ids[] with ->ancestors[] Tejun Heo
2022-07-29 19:05 ` Tejun Heo
2022-07-29 20:30 ` Namhyung Kim
2022-07-29 20:30   ` Namhyung Kim
2022-07-29 20:58 ` [PATCH v2 " Tejun Heo
2022-07-29 20:58   ` Tejun Heo
2022-07-29 22:42   ` Michal Koutný
2022-07-29 22:42     ` Michal Koutný
2022-07-29 23:02     ` Tejun Heo
2022-07-29 23:02       ` Tejun Heo
2022-07-29 23:10   ` [PATCH v3 " Tejun Heo
2022-08-15 21:17     ` Tejun Heo
2022-09-22  4:05       ` Namhyung Kim
2022-09-22  4:05         ` Namhyung Kim
2022-09-22  4:14         ` [PATCH] perf stat: Support old kernels for bperf cgroup counting Namhyung Kim
2022-09-22  4:14           ` Namhyung Kim
2022-09-24  3:22           ` Tejun Heo
2022-09-30 20:30             ` Namhyung Kim
2022-09-30 20:30               ` Namhyung Kim
2022-09-30 21:43           ` Jiri Olsa
2022-09-30 21:56             ` Namhyung Kim
2022-09-30 21:56               ` Namhyung Kim
2022-09-30 22:00               ` Arnaldo Carvalho de Melo
2022-09-30 22:00                 ` Arnaldo Carvalho de Melo
2022-09-30 22:11                 ` Namhyung Kim
2022-09-30 22:11                   ` Namhyung Kim
2022-10-01 13:57               ` Jiri Olsa
2022-10-01 13:57                 ` Jiri Olsa
2022-09-30 22:48           ` Andrii Nakryiko
2022-10-01  2:31             ` Namhyung Kim
2022-10-05 22:36               ` Andrii Nakryiko
2022-10-05 22:36                 ` Andrii Nakryiko
2022-10-01 13:58           ` Jiri Olsa
2022-10-01 13:58             ` Jiri Olsa
2022-10-10 23:59           ` Tejun Heo
2022-10-11  5:24             ` Namhyung Kim
2022-10-11  5:24               ` Namhyung Kim
2022-10-11  5:28             ` [PATCH v2] " Namhyung Kim
2022-10-11  5:28               ` Namhyung Kim
2022-10-11 16:53               ` Tejun Heo [this message]
2022-10-14 13:27                 ` Arnaldo Carvalho de Melo
2022-10-14 13:30                   ` Arnaldo Carvalho de Melo
2022-10-14 13:30                     ` Arnaldo Carvalho de Melo
2022-10-14 16:40                   ` Tejun Heo
2022-10-14 16:40                     ` Tejun Heo
2022-10-14 17:10                     ` Arnaldo Carvalho de Melo
2022-10-14 17:10                       ` Arnaldo Carvalho de Melo

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