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SubjectRe: [BUGFIX][PATCH] fix wrong VM_BUG_ON() in try_charge()'s mm->owner check
* Hiroyuki Kamezawa <kamezawa.hiroyuki@gmail.com> [2010-11-03 00:10:50]:

> I'm sorry for attached file, I have to use unusual mailer this time.
> This is a fix for wrong VM_BUG_ON() for mm/memcontol.c
>

Yes, that seems reasonable. If we race with try_to_unuse() and
the mm has no new owner we set mm->owner to NULL, in those cases it
makes no sense to charge.


Reviewed-by: Balbir Singh <balbir@linux.vnet.ibm.com>


--
Three Cheers,
Balbir


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