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authorHans Verkuil <hverkuil@xs4all.nl>2008-07-30 07:43:36 -0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-10-12 07:36:47 -0400
commitd56dc61265d2527a63ab5b0f03199a43cd89ca36 (patch)
treebea2a5b12fc120ca6e8797b2f16ad9696e0f25dd /drivers/media/video/usbvision
parent95f73c5b57990c97047c200b8746ab62a360c5bc (diff)
V4L/DVB (8613): v4l: move BKL down to the driver level.
The BKL is now moved from the video_open function in v4l2-dev.c to the various drivers. It seems about a third of the drivers already has a lock of some sort protecting the open(), another third uses video_exclusive_open (yuck!) and the last third required adding the BKL in their open function. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/usbvision')
-rw-r--r--drivers/media/video/usbvision/usbvision-video.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index b977116a0dd9..b76295a5be8b 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -367,6 +367,7 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file)
367 367
368 PDEBUG(DBG_IO, "open"); 368 PDEBUG(DBG_IO, "open");
369 369
370 lock_kernel();
370 usbvision_reset_powerOffTimer(usbvision); 371 usbvision_reset_powerOffTimer(usbvision);
371 372
372 if (usbvision->user) 373 if (usbvision->user)
@@ -424,6 +425,7 @@ static int usbvision_v4l2_open(struct inode *inode, struct file *file)
424 usbvision_empty_framequeues(usbvision); 425 usbvision_empty_framequeues(usbvision);
425 426
426 PDEBUG(DBG_IO, "success"); 427 PDEBUG(DBG_IO, "success");
428 unlock_kernel();
427 return errCode; 429 return errCode;
428} 430}
429 431