Re: [PATCH] fix cgroup procs documentation

KAMEZAWA Hiroyuki
2010-04-09T03:23:55Z

On Fri, 09 Apr 2010 11:22:00 +0800
Li Zefan <lizf@cn.fujitsu.com> wrote:

> KAMEZAWA Hiroyuki wrote:
> > 2.6.33's Documentation has the same wrong information. So, I CC'ed to stable.
> > If people believe this information, they'll usr cgroup.procs file and will
> > see cgroup doesn'w work as expected.
> > The patch itself is against -mm.
> >
> > ==
> > Writing to cgroup.procs is not supported now.
> >
> > Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> > ---
> > Documentation/cgroups/cgroups.txt | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > Index: mmotm-temp/Documentation/cgroups/cgroups.txt
> > ===================================================================
> > --- mmotm-temp.orig/Documentation/cgroups/cgroups.txt
> > +++ mmotm-temp/Documentation/cgroups/cgroups.txt
> > @@ -235,8 +235,7 @@ containing the following files describin
> > - cgroup.procs: list of tgids in the cgroup. This list is not
> > guaranteed to be sorted or free of duplicate tgids, and userspace
> > should sort/uniquify the list if this property is required.
> > - Writing a tgid into this file moves all threads with that tgid into
> > - this cgroup.
> > + This is a read-only file, now.
>
> I think the better wording is "for now". :)
>
ok. BTW, does anyone work on this ?
==

Writing to cgroup.procs is not supported now.

Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
---
Documentation/cgroups/cgroups.txt | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

Index: mmotm-temp/Documentation/cgroups/cgroups.txt
===================================================================
--- mmotm-temp.orig/Documentation/cgroups/cgroups.txt
+++ mmotm-temp/Documentation/cgroups/cgroups.txt
@@ -235,8 +235,7 @@ containing the following files describin
- cgroup.procs: list of tgids in the cgroup. This list is not
guaranteed to be sorted or free of duplicate tgids, and userspace
should sort/uniquify the list if this property is required.
- Writing a tgid into this file moves all threads with that tgid into
- this cgroup.
+ This is a read-only file, for now.
- notify_on_release flag: run the release agent on exit?
- release_agent: the path to use for release notifications (this file
exists in the top cgroup only)