linux-kernel - Re: [PATCH v9 3/4] cgroups: allow a cgroup subsystem to reject a fork

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Date:	Fri, 17 Apr 2015 16:55:45 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Aleksa Sarai <cyphar@...har.com>
Cc:	lizefan@...wei.com, mingo@...hat.com, peterz@...radead.org,
	richard@....at,
	Frédéric Weisbecker <fweisbec@...il.com>,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org
Subject: Re: [PATCH v9 3/4] cgroups: allow a cgroup subsystem to reject a fork

On Sat, Apr 18, 2015 at 06:48:55AM +1000, Aleksa Sarai wrote:
> Do you mean like this?
> 
> #define SUBSYS_TAG_COUNT(_tag) (CGROUP_ ## _tag ## _END - CGROUP_ ##
> _tag ## _START)
> 
> That's fine I guess, I just wanted to match CGROUP_SUBSYS_COUNT in
> semantics, but I'll do that if you prefer it that way.

Not even that, just do it manually.

#define CGROUP_TAGNAME_COUNT	(CGROUP_TAGNAME_END - CGROUP_TAGNAME_START)

At maximum, we're only gonna have a few of these.  No reason to be
smart about it.

-- 
tejun
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