Re: [PATCH 11/13] xen/gntdev: update to new mmu_notifier semantic

From: Boris Ostrovsky
Date: Wed Aug 30 2017 - 15:33:11 EST


On 08/29/2017 07:54 PM, JÃrÃme Glisse wrote:
> Call to mmu_notifier_invalidate_page() are replaced by call to
> mmu_notifier_invalidate_range() and thus call are bracketed by
> call to mmu_notifier_invalidate_range_start()/end()
>
> Remove now useless invalidate_page callback.
>
> Signed-off-by: JÃrÃme Glisse <jglisse@xxxxxxxxxx>
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> Cc: Roger Pau Monnà <roger.pau@xxxxxxxxxx>
> Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
> Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx
> Cc: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
> Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
> ---
> drivers/xen/gntdev.c | 8 --------
> 1 file changed, 8 deletions(-)

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>

I also ran a bunch of tests (mostly bringing up/tearing down various Xen
guests). Haven't seen any issues.

-boris