ieee1394: raw1394: add comments on lock usage
Add a who-is-who about some locks and list heads in raw1394's struct
definitions.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/drivers/ieee1394/raw1394-private.h b/drivers/ieee1394/raw1394-private.h
index c7731d1..50daabf 100644
--- a/drivers/ieee1394/raw1394-private.h
+++ b/drivers/ieee1394/raw1394-private.h
@@ -27,12 +27,12 @@
struct hpsb_host *host;
- struct list_head req_pending;
- struct list_head req_complete;
+ struct list_head req_pending; /* protected by reqlists_lock */
+ struct list_head req_complete; /* protected by reqlists_lock */
spinlock_t reqlists_lock;
wait_queue_head_t wait_complete;
- struct list_head addr_list;
+ struct list_head addr_list; /* protected by host_info_lock */
u8 __user *fcp_buffer;
@@ -63,7 +63,7 @@
u8 client_transactions;
u64 recvb;
u16 rec_length;
- u8 *addr_space_buffer; /* accessed by read/write/lock */
+ u8 *addr_space_buffer; /* accessed by read/write/lock requests */
};
struct pending_request {
@@ -79,7 +79,7 @@
struct host_info {
struct list_head list;
struct hpsb_host *host;
- struct list_head file_info_list;
+ struct list_head file_info_list; /* protected by host_info_lock */
};
#endif /* IEEE1394_RAW1394_PRIVATE_H */