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Date: Thu, 15 Jan 2009 20:34:28 -0800 From: Paul Menage <menage@...gle.com> To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> Cc: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "lizf@...fujitsu.com" <lizf@...fujitsu.com>, containers@...ts.linux-foundation.org, "akpm@...ux-foundation.org" <akpm@...ux-foundation.org> Subject: Re: [PATCH] use hierarchy mutex in creation failure path On Thu, Jan 15, 2009 at 7:17 PM, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> wrote: > From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> > > Now, cgrp->sibling is handled under hierarchy mutex. > error route should do so, too. > > Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> Acked-by Paul Menage <menage@...gle.com> Good catch, thanks. Paul > > --- > kernel/cgroup.c | 2 ++ > 1 file changed, 2 insertions(+) > > Index: mmotm-2.6.29-Jan14/kernel/cgroup.c > =================================================================== > --- mmotm-2.6.29-Jan14.orig/kernel/cgroup.c > +++ mmotm-2.6.29-Jan14/kernel/cgroup.c > @@ -2434,7 +2434,9 @@ static long cgroup_create(struct cgroup > > err_remove: > > + cgroup_lock_hierarchy(root); > list_del(&cgrp->sibling); > + cgroup_unlock_hierarchy(root); > root->number_of_cgroups--; > > err_destroy: > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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