From b04bce476c57ac844962462ee4c813c44fa942cf Mon Sep 17 00:00:00 2001 From: Andy Walls Date: Fri, 22 Aug 2008 21:03:11 -0300 Subject: V4L/DVB (8772): cx18: Convert cx18_queue buffers member to atomic_t cx18: Convert cx18_queue buffers member to atomic_t. This allows safe concurrent access to check if a queue has data without having to acquire the queue spinlock. Signed-off-by: Andy Walls Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx18/cx18-driver.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/media/video/cx18/cx18-driver.h') diff --git a/drivers/media/video/cx18/cx18-driver.h b/drivers/media/video/cx18/cx18-driver.h index 28c490b1b64..8812a5ec635 100644 --- a/drivers/media/video/cx18/cx18-driver.h +++ b/drivers/media/video/cx18/cx18-driver.h @@ -216,7 +216,7 @@ struct cx18_buffer { struct cx18_queue { struct list_head list; - u32 buffers; + atomic_t buffers; u32 bytesused; }; -- cgit v1.2.3