Add a comment to the charqueue's spinlock to explain that it is a lock for the
structure.
Signed-off-by: Ken Depro <kenneth.depro@xxxxxxxxxx>
Signed-off-by: Benjamin Romer <benjamin.romer@xxxxxxxxxx>
---
drivers/staging/unisys/visorutil/charqueue.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/unisys/visorutil/charqueue.c b/drivers/staging/unisys/visorutil/charqueue.c
index 1ce7003..ac7acb7 100644
--- a/drivers/staging/unisys/visorutil/charqueue.c
+++ b/drivers/staging/unisys/visorutil/charqueue.c
@@ -28,7 +28,7 @@
struct charqueue {
int alloc_size;
int nslots;
- spinlock_t lock;
+ spinlock_t lock; /* read/write lock for this structure */
int head, tail;
unsigned char buf[0];
};
--
2.1.0
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