Re: [PATCH 2/8] Adds a read-only "procs" file similar to "tasks"that shows only unique tgids

From: Li Zefan
Date: Wed Aug 19 2009 - 22:36:23 EST


07:58, Paul Menage wrote:
> From: Ben Blum <bblum@xxxxxxxxxx>
>
>
> Adds a read-only "procs" file similar to "tasks" that shows only unique tgids
>
> struct cgroup used to have a bunch of fields for keeping track of the pidlist
> for the tasks file. Those are now separated into a new struct cgroup_pidlist,
> of which two are had, one for procs and one for tasks. The way the seq_file
> operations are set up is changed so that just the pidlist struct gets passed
> around as the private data.
>
> Interface example: Suppose a multithreaded process has pid 1000 and other
> threads with ids 1001, 1002, 1003:
> $ cat tasks
> 1000
> 1001
> 1002
> 1003
> $ cat cgroup.procs
> 1000
> $
>
> Signed-off-by: Ben Blum <bblum@xxxxxxxxxx>
> Signed-off-by: Paul Menage <menage@xxxxxxxxxx>
>

Acked-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
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