From: Tejun Heo <tj@kernel.org>
To: lizefan@huawei.com, hannes@cmpxchg.org, a.p.zijlstra@chello.nl,
mingo@redhat.com, acme@kernel.org
Cc: linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
kernel-team@fb.com
Subject: Re: [PATCHSET v2 cgroup/for-4.6] cgroup, perf_event: make perf_event work on v2 hierarchy
Date: Thu, 3 Mar 2016 10:06:54 -0500 [thread overview]
Message-ID: <20160303150654.GF11029@mtj.duckdns.org> (raw)
In-Reply-To: <1456351975-1899-1-git-send-email-tj@kernel.org>
Hello,
On Wed, Feb 24, 2016 at 05:12:53PM -0500, Tejun Heo wrote:
> This patchset makes perf_event implicitly enabled on the v2 hierarchy
> so that cgroup v2 path automatically works with "perf record --cgroup"
> as long as perf_event controller is available and not mounted on a
> legacy hierarchy. "perf record" is updated so that it searches for
> both v1 hierarchy w/ perf_event on it and v2 hierarchy. The v1
> hierarchy is used if exists; otherwise, v2 is used, making the
> transition transparent to users.
All the prerequisite patches are now available in cgroup/for-4.6
branch.
git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-4.6
If the perf_event changes look okay, we can either apply the first
patch to cgroup/for-4.6, pull that into perf tree and aply the perf
change there or route both through cgroup tree. Ideas?
Thanks.
--
tejun
next prev parent reply other threads:[~2016-03-03 15:06 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-24 22:12 [PATCHSET v2 cgroup/for-4.6] cgroup, perf_event: make perf_event work on v2 hierarchy Tejun Heo
2016-02-24 22:12 ` [PATCH 1/2] cgroup: implement cgroup_subsys->implicit_on_dfl Tejun Heo
2016-03-08 15:59 ` Tejun Heo
2016-02-24 22:12 ` [PATCH 2/2] cgroup, perf_event: make perf_event controller work on cgroup2 hierarchy Tejun Heo
2016-03-08 10:11 ` Peter Zijlstra
2017-01-29 19:35 ` [PATCH REPOST " Tejun Heo
2017-01-30 14:05 ` Arnaldo Carvalho de Melo
2017-01-30 15:07 ` Tejun Heo
2017-02-02 18:47 ` Tejun Heo
2016-03-03 15:06 ` Tejun Heo [this message]
2016-03-08 1:44 ` [PATCHSET v2 cgroup/for-4.6] cgroup, perf_event: make perf_event work on v2 hierarchy Tejun Heo
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