From: Daniel Wagner <wagi-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org>
To: Li Zefan <lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Daniel Wagner
<daniel.wagner-98C5kh4wR6ohFhg+JK9F0w@public.gmane.org>,
"David S. Miller" <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>,
Gao feng <gaofeng-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>,
Jamal Hadi Salim <jhs-jkUAjuhPggJWk0Htik3J/w@public.gmane.org>,
John Fastabend
<john.r.fastabend-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Neil Horman <nhorman-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>,
Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Subject: Re: [PATCH v0 3/5] cgroup: Protect access to task_cls_classid() when built as module
Date: Fri, 17 Aug 2012 09:55:27 +0200 [thread overview]
Message-ID: <502DF8EF.1070202@monom.org> (raw)
In-Reply-To: <502DF43F.9010209-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
On 17.08.2012 09:35, Li Zefan wrote:
>> +#if IS_ENABLED(CONFIG_NET_CLS_CGROUP)
>> +extern struct static_key cgroup_cls_enabled;
>> +#define clscg_enabled static_key_false(&cgroup_cls_enabled)
>> +#endif
>> +
>
> If it's built-in, clscg_enabled is always true (after we call cgroup_subsys_init at
> boot), so we don't need jump label at all.
Okay. I'll update the patches so that only the module built contain the
jump labels.
daniel
next prev parent reply other threads:[~2012-08-17 7:55 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-16 14:12 [PATCH v0 0/5] cgroup: Assign subsystem IDs during compile time Daniel Wagner
2012-08-16 14:12 ` [PATCH v0 2/5] cgroup: Move sock_update_classid() decleration to cls_cgroup.h Daniel Wagner
2012-08-16 14:12 ` [PATCH v0 3/5] cgroup: Protect access to task_cls_classid() when built as module Daniel Wagner
[not found] ` <1345126336-20755-4-git-send-email-wagi-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org>
2012-08-17 7:35 ` Li Zefan
[not found] ` <502DF43F.9010209-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
2012-08-17 7:55 ` Daniel Wagner [this message]
[not found] ` <1345126336-20755-1-git-send-email-wagi-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org>
2012-08-16 14:12 ` [PATCH v0 1/5] cgroup: Use empty task_cls_classid() when !CONFIG_NET_CLS(_MODULE) Daniel Wagner
2012-08-16 14:12 ` [PATCH v0 4/5] cgroup: Protect access to task_netprioidx() when built as module Daniel Wagner
2012-08-16 14:12 ` [PATCH v0 5/5] cgroup: Assign subsystem IDs during compile time Daniel Wagner
[not found] ` <1345126336-20755-6-git-send-email-wagi-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org>
2012-08-16 23:20 ` Tejun Heo
[not found] ` <20120816232010.GJ24861-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2012-08-17 7:25 ` Li Zefan
2012-08-17 8:48 ` Daniel Wagner
[not found] ` <502E0552.3080602-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org>
2012-08-20 17:51 ` Tejun Heo
2012-08-16 19:05 ` [PATCH v0 0/5] " Neil Horman
[not found] ` <20120816190542.GA8203-B26myB8xz7F8NnZeBjwnZQMhkBWG/bsMQH7oEaQurus@public.gmane.org>
2012-08-16 20:25 ` Daniel Wagner
[not found] ` <502D5737.1010604-kQCPcA+X3s7YtjvyW6yDsg@public.gmane.org>
2012-08-16 22:37 ` John Fastabend
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