Messages in this thread | | | Date | Thu, 11 Dec 2008 16:29:37 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [RFC][PATCH 3/3] CGroups: Add css_tryget() |
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On Wed, 10 Dec 2008 23:28:12 -0800 Paul Menage <menage@google.com> wrote:
> On Wed, Dec 10, 2008 at 9:15 PM, KAMEZAWA Hiroyuki > <kamezawa.hiroyu@jp.fujitsu.com> wrote: > > > > Could you add this ? > > == > > bool css_is_removed(struct cgroup_subsys_state *css) > > { > > return test_bit(CSS_REMOVED, &css->flags); > > } > > == > > Then, I'll use this instead of memcg->obsolete flag. > > I actually had a patch almost ready to send out the nuked memcg->obsolete. > > A difference in mine is that I did > > #define css_is_removed(__css) test_bit(CSS_REMOVED, &(__css)->css.flags) > > so that you can use it on any subsystem state object that contains a > "struct cgroup_subsys_state css;" field, which is currently all of > them I think, without having to add the "->css" every time. > ok, thx. very useful :)
-Kame
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