diff options
Diffstat (limited to 'drivers/video/fbdev/udlfb.c')
| -rw-r--r-- | drivers/video/fbdev/udlfb.c | 27 |
1 files changed, 2 insertions, 25 deletions
diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index f365d4862015..c1b1bb8fddcd 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -922,14 +922,6 @@ static void dlfb_free(struct kref *kref) kfree(dlfb); } -static void dlfb_release_urb_work(struct work_struct *work) -{ - struct urb_node *unode = container_of(work, struct urb_node, - release_urb_work.work); - - up(&unode->dlfb->urbs.limit_sem); -} - static void dlfb_free_framebuffer(struct dlfb_data *dlfb) { struct fb_info *info = dlfb->info; @@ -1789,14 +1781,7 @@ static void dlfb_urb_completion(struct urb *urb) dlfb->urbs.available++; spin_unlock_irqrestore(&dlfb->urbs.lock, flags); - /* - * When using fb_defio, we deadlock if up() is called - * while another is waiting. So queue to another process. - */ - if (fb_defio) - schedule_delayed_work(&unode->release_urb_work, 0); - else - up(&dlfb->urbs.limit_sem); + up(&dlfb->urbs.limit_sem); } static void dlfb_free_urb_list(struct dlfb_data *dlfb) @@ -1805,16 +1790,11 @@ static void dlfb_free_urb_list(struct dlfb_data *dlfb) struct list_head *node; struct urb_node *unode; struct urb *urb; - int ret; unsigned long flags; /* keep waiting and freeing, until we've got 'em all */ while (count--) { - - /* Getting interrupted means a leak, but ok at disconnect */ - ret = down_interruptible(&dlfb->urbs.limit_sem); - if (ret) - break; + down(&dlfb->urbs.limit_sem); spin_lock_irqsave(&dlfb->urbs.lock, flags); @@ -1854,9 +1834,6 @@ static int dlfb_alloc_urb_list(struct dlfb_data *dlfb, int count, size_t size) break; unode->dlfb = dlfb; - INIT_DELAYED_WORK(&unode->release_urb_work, - dlfb_release_urb_work); - urb = usb_alloc_urb(0, GFP_KERNEL); if (!urb) { kfree(unode); |