On 14/02/2019 15:23, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko
>
> If there are exported DMA buffers which are still in use and
> grant device is closed by either normal user-space close or by
> a signal this leads to the grant device context to be destroyed,
> thus making it
On 15/02/2019 16:35, Oleksandr Andrushchenko wrote:
> On 2/15/19 5:28 PM, Boris Ostrovsky wrote:
>> On 2/15/19 10:07 AM, Oleksandr Andrushchenko wrote:
>>> On 2/15/19 5:03 PM, Boris Ostrovsky wrote:
On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
> /* DMA buffer export support. */
On 2/15/19 5:28 PM, Boris Ostrovsky wrote:
On 2/15/19 10:07 AM, Oleksandr Andrushchenko wrote:
On 2/15/19 5:03 PM, Boris Ostrovsky wrote:
On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
/* DMA buffer export support. */
@@ -311,6 +317,7 @@ static void dmabuf_exp_release(struct kref *kre
On 2/15/19 10:07 AM, Oleksandr Andrushchenko wrote:
> On 2/15/19 5:03 PM, Boris Ostrovsky wrote:
>> On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
>>> /* DMA buffer export support. */
>>> @@ -311,6 +317,7 @@ static void dmabuf_exp_release(struct kref *kref)
>>> dmabuf_exp_wait_obj_s
On 2/15/19 5:03 PM, Boris Ostrovsky wrote:
On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
/* DMA buffer export support. */
@@ -311,6 +317,7 @@ static void dmabuf_exp_release(struct kref *kref)
dmabuf_exp_wait_obj_signal(gntdev_dmabuf->priv, gntdev_dmabuf);
list_del(&gntde
On 2/14/19 9:23 AM, Oleksandr Andrushchenko wrote:
>
> /* DMA buffer export support. */
> @@ -311,6 +317,7 @@ static void dmabuf_exp_release(struct kref *kref)
>
> dmabuf_exp_wait_obj_signal(gntdev_dmabuf->priv, gntdev_dmabuf);
> list_del(&gntdev_dmabuf->next);
> + fput(gntdev_
From: Oleksandr Andrushchenko
If there are exported DMA buffers which are still in use and
grant device is closed by either normal user-space close or by
a signal this leads to the grant device context to be destroyed,
thus making it not possible to correctly destroy those exported
buffers when t
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