linux-kernel - Re: [PATCH v3 1/2] cgroup: Show # of subsystem CSSes in cgroup.stat

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <ZpAoD7_o8bf6yVGr@slm.duckdns.org>
Date: Thu, 11 Jul 2024 08:44:31 -1000
From: Tejun Heo <tj@...nel.org>
To: Waiman Long <longman@...hat.com>
Cc: Johannes Weiner <hannes@...xchg.org>,
	Zefan Li <lizefan.x@...edance.com>,
	Jonathan Corbet <corbet@....net>, cgroups@...r.kernel.org,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Kamalesh Babulal <kamalesh.babulal@...cle.com>,
	Roman Gushchin <roman.gushchin@...ux.dev>
Subject: Re: [PATCH v3 1/2] cgroup: Show # of subsystem CSSes in cgroup.stat

Hello,

On Thu, Jul 11, 2024 at 01:39:38PM -0400, Waiman Long wrote:
> On 7/11/24 13:18, Tejun Heo wrote:
...
> Currently, I use the for_each_css() macro for iteration. If you mean
> displaying all the possible cgroup subsystems even if they are not enabled
> for the current cgroup, I will have to manually do the iteration.

Just wrapping it with for_each_subsys() should do, no? for_each_css() won't
iterate anything if css doesn't exist for the cgroup.

Thanks.

-- 
tejun