From: Peter Zijlstra <peterz@infradead.org>
To: Tejun Heo <tj@kernel.org>
Cc: lizefan@huawei.com, hannes@cmpxchg.org, cgroups@vger.kernel.org,
linux-kernel@vger.kernel.org, kernel-team@fb.com,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 1/4] jump_label: make static_key_enabled() work on static_key_true/false types too
Date: Thu, 17 Sep 2015 17:37:43 +0200 [thread overview]
Message-ID: <20150917153743.GN3816@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <20150917152752.GD7205@mtj.duckdns.org>
On Thu, Sep 17, 2015 at 11:27:52AM -0400, Tejun Heo wrote:
> On Thu, Sep 17, 2015 at 10:59:57AM +0200, Peter Zijlstra wrote:
> > On Tue, Sep 15, 2015 at 09:51:22PM -0400, Tejun Heo wrote:
> > > static_key_enabled() can be used on struct static_key but not on its
> > > wrapper types static_key_true and static_key_false. The function is
> > > useful for debugging and management of static keys. Update it so that
> > > it can be used for the wrapper types too.
> > >
> > > Signed-off-by: Tejun Heo <tj@kernel.org>
> > > Cc: Peter Zijlstra <peterz@infradead.org>
> > > Cc: Andrew Morton <akpm@linux-foundation.org>
> > > ---
> > > Hello,
> > >
> > > If this patch is acceptable, please let me know how it should be
> > > routed.
> > >
> >
> > Yeah, no problem with this, I'm assuming there's dependencies in the
> > patches you didn't send me?
>
> Yeap, later patches add static_keys for testing whether a controller
> is enabled and whether it's on the new or old hierarchy and management
> path in cgroup core needs to index the keys and test them.
Ok, take it through you tree then, its a small enough patch.
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
next prev parent reply other threads:[~2015-09-17 15:43 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-16 1:51 [PATCHSET] cgroup: use static_keys for subsystem enabled and on_dfl tests Tejun Heo
2015-09-16 1:51 ` [PATCH 1/4] jump_label: make static_key_enabled() work on static_key_true/false types too Tejun Heo
2015-09-17 8:59 ` Peter Zijlstra
2015-09-17 15:27 ` Tejun Heo
2015-09-17 15:37 ` Peter Zijlstra [this message]
2015-09-16 1:51 ` [PATCH 2/4] cgroup: implement static_key based cgroup_subsys_enabled() and cgroup_subsys_on_dfl() Tejun Heo
2015-09-16 1:51 ` [PATCH 3/4] cgroup: replace cgroup_subsys->disabled tests with cgroup_subsys_enabled() Tejun Heo
2015-09-16 1:51 ` [PATCH 4/4] cgroup: replace cgroup_on_dfl() tests in controllers with cgroup_subsys_on_dfl() Tejun Heo
2015-09-18 9:14 ` [PATCHSET] cgroup: use static_keys for subsystem enabled and on_dfl tests Zefan Li
2015-09-18 15:55 ` Tejun Heo
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