Hello, Al.
On Sat, Jul 14, 2012 at 01:08:52PM +0100, Al Viro wrote:
> On Sat, Jul 07, 2012 at 04:46:59PM -0700, 'Tejun Heo' wrote:
> > Fix it by holding an extra superblock->s_active reference across
> > dput() from css release, which is the dput() path added by 48ddbe1946
> > and the only one whi
On Sat, Jul 07, 2012 at 04:46:59PM -0700, 'Tejun Heo' wrote:
> Fix it by holding an extra superblock->s_active reference across
> dput() from css release, which is the dput() path added by 48ddbe1946
> and the only one which doesn't hold an extra s_active ref across the
> final cgroup dput().
> @@
>From 5db9a4d99b0157a513944e9a44d29c9cec2e91dc Mon Sep 17 00:00:00 2001
From: Tejun Heo
Date: Sat, 7 Jul 2012 16:08:18 -0700
48ddbe1946 "cgroup: make css->refcnt clearing on cgroup removal
optional" allowed a css to linger after the associated cgroup is
removed. As a css holds a reference on the
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