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On 11/03/2014 03:42 PM, j.glisse@xxxxxxxxx wrote:
> From: Jérôme Glisse <jglisse@xxxxxxxxxx>
>
> The event information will be usefull for new user of mmu_notifier
> API. The event argument differentiate between a vma disappearing, a
> page being write protected or simply a page being unmaped. This
> allow new user to take different path for different event for
> instance on unmap the resource used to track a vma are still valid
> and should stay around. While if the event is saying that a vma is
> being destroy it means that any resources used to track this vma
> can be free.
Looks good. All I found was one spelling mistake :)
> + * - MMU_WRITE_BACK: memory is being written back to disk, all
> write accesses + * must stop after invalidate_range_start
> callback returns. Read access are + * still allowed. + * + *
> - MMU_WRITE_PROTECT: memory is being writte protected (ie should be
> mapped
"write protected"
> + * read only no matter what the vma memory protection allows).
> All write + * accesses must stop after invalidate_range_start
> callback returns. Read + * access are still allowed.
After fixing the spelling mistake, feel free to add my
Reviewed-by: Rik van Riel <riel@xxxxxxxxxx>
- --
All rights reversed
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