Messages in this thread | | | Date | Tue, 13 Apr 2010 09:57:19 -0400 | From | Vivek Goyal <> | Subject | Re: [PATCH] memcg: update documentation v5 |
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On Tue, Apr 13, 2010 at 01:45:53PM +0900, KAMEZAWA Hiroyuki wrote:
[..] > -2. Locking > +2.6 Locking > > -The memory controller uses the following hierarchy > + lock_page_cgroup()/unlock_page_cgroup() should not be called under > + mapping->tree_lock. >
Because I never understood very well, I will ask. Why lock_page_cgroup() should not be called under mapping->tree_lock?
Thanks Vivek
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