Coding style: document spinlock usage
Signed-off-by: Loic Pefferkorn <[email protected]>
---
drivers/staging/goldfish/goldfish_audio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/goldfish/goldfish_audio.c
b/drivers/staging/goldfish/goldfish_audio.c
index 23a206d..ab723ab 100644
--- a/drivers/staging/goldfish/goldfish_audio.c
+++ b/drivers/staging/goldfish/goldfish_audio.c
@@ -36,7 +36,7 @@ MODULE_VERSION("1.0");
struct goldfish_audio {
char __iomem *reg_base;
int irq;
- spinlock_t lock;
+ spinlock_t lock; /* Serialize access to device */
wait_queue_head_t wait;
char __iomem *buffer_virt; /* combined buffer virtual address */
--
2.0.4
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