From: Michal Hocko <mhocko@suse.cz>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Li Zefan <lizefan@huawei.com>,
LKML <linux-kernel@vger.kernel.org>,
cgroups <cgroups@vger.kernel.org>,
linux-mm@kvack.org,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Andrew Morton <akpm@linux-foundation.org>,
Jiri Kosina <jkosina@suse.cz>, Ingo Molnar <mingo@redhat.com>,
Kay Sievers <kay.sievers@vrfy.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [PATCH] device: separate all subsys mutexes (was: Re: [BUG] potential deadlock led by cpu_hotplug lock (memcg involved))
Date: Tue, 12 Mar 2013 17:13:14 +0100 [thread overview]
Message-ID: <20130312161314.GA5963@dhcp22.suse.cz> (raw)
In-Reply-To: <1363102105.24558.4.camel@laptop>
On Tue 12-03-13 16:28:25, Peter Zijlstra wrote:
> On Tue, 2013-03-12 at 14:05 +0100, Michal Hocko wrote:
> > @@ -111,17 +111,17 @@ struct bus_type {
> > struct iommu_ops *iommu_ops;
> >
> > struct subsys_private *p;
> > + struct lock_class_key __key;
> > };
>
> Is struct bus_type constrained to static storage or can people go an
> allocate this stuff dynamically?
All of them should be static, at least this is what my cscope says. I
might have missed something of course - I am not very familiar with this
area to be 100% sure.
--
Michal Hocko
SUSE Labs
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prev parent reply other threads:[~2013-03-12 16:13 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-12 6:36 [BUG] potential deadlock led by cpu_hotplug lock (memcg involved) Li Zefan
2013-03-12 8:32 ` Hillf Danton
2013-03-12 9:35 ` Li Zefan
2013-03-12 10:15 ` Michal Hocko
2013-03-12 11:07 ` Michal Hocko
2013-03-12 13:05 ` [PATCH] device: separate all subsys mutexes (was: Re: [BUG] potential deadlock led by cpu_hotplug lock (memcg involved)) Michal Hocko
2013-03-12 13:34 ` Greg Kroah-Hartman
2013-03-12 16:21 ` [PATCH -v2] " Michal Hocko
2013-03-12 18:47 ` Greg Kroah-Hartman
2013-03-12 15:28 ` [PATCH] " Peter Zijlstra
2013-03-12 15:43 ` Greg Kroah-Hartman
2013-03-12 16:09 ` Peter Zijlstra
2013-03-12 16:17 ` Greg Kroah-Hartman
2013-03-12 16:13 ` Michal Hocko [this message]
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