Re: [Xen-devel][PATCH 2/2] xen/gntdev: Check and release imported dma-bufs on close

From: Boris Ostrovsky
Date: Fri Feb 15 2019 - 10:06:56 EST

On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
> Check if there are any imported dma-bufs left not released by
> user-space when grant device's release callback is called and
> free those if this is the case. This can happen if user-space
> leaks the buffers because of a bug or application has been
> terminated for any reason.
> Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>

Reviewed-by: Boris Ostrovsky@xxxxxxxxxx>