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 *kref)
dmabuf_exp_wait_obj_signal(gntdev_dmabuf->priv, gntdev_dmabuf);
list_del(&gntdev_dmabuf->next);
+ fput(gntdev_dmabuf->priv->filp);
kfree(gntdev_dmabuf);
}
@@ -423,6 +430,7 @@ static int dmabuf_exp_from_pages(struct
gntdev_dmabuf_export_args *args)
mutex_lock(&args->dmabuf_priv->lock);
list_add(&gntdev_dmabuf->next, &args->dmabuf_priv->exp_list);
mutex_unlock(&args->dmabuf_priv->lock);
+ get_file(gntdev_dmabuf->priv->filp);
Not fget()?
fget wants file descriptor [1] and returns struct file *,
but we already have struct file*, so I use get_file [2]
which does what I need - increments the reference counter
on the file
Reviewed-by: Boris Ostrovsky <boris.ostrov...@oracle.com>
Thank you,
any chance we can get this for 5.1?
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