diff options
Diffstat (limited to 'Documentation/video4linux/v4l2-framework.txt')
| -rw-r--r-- | Documentation/video4linux/v4l2-framework.txt | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt index 8fb9de4..9b1d81c 100644 --- a/Documentation/video4linux/v4l2-framework.txt +++ b/Documentation/video4linux/v4l2-framework.txt @@ -551,9 +551,8 @@ from /dev). After video_unregister_device() returns no new opens can be done. However, in the case of USB devices some application might still have one of these -device nodes open. So after the unregister all file operations will return -an error as well, except for the ioctl and unlocked_ioctl file operations: -those will still be passed on since some buffer ioctls may still be needed. +device nodes open. So after the unregister all file operations (except +release, of course) will return an error as well. When the last user of the video device node exits, then the vdev->release() callback is called and you can do the final cleanup there. |
