Re: [PATCH 08/21] mm: Allow full handling of COW faults in ->fault handlers

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On Fri, Nov 04, 2016 at 05:25:04AM +0100, Jan Kara wrote:
> To allow full handling of COW faults add memcg field to struct vm_fault
> and a return value of ->fault() handler meaning that COW fault is fully
> handled and memcg charge must not be canceled. This will allow us to
> remove knowledge about special DAX locking from the generic fault code.
> 
> Reviewed-by: Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx>
> Signed-off-by: Jan Kara <jack@xxxxxxx>

Acked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>

-- 
 Kirill A. Shutemov

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