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authorStefan Richter <stefanr@s5r6.in-berlin.de>2006-09-14 22:06:48 +0200
committerStefan Richter <stefanr@s5r6.in-berlin.de>2006-12-07 21:28:06 +0100
commitf9edc4f5c1dd9fab5ceedd69e77d20e508e41e8d (patch)
tree4c5bbf52686c9f06ba41f7c50ebb27eba238f037
parent23077f1d72d279244536f11db51258fc4759c81a (diff)
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>
-rw-r--r--drivers/ieee1394/raw1394-private.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/ieee1394/raw1394-private.h b/drivers/ieee1394/raw1394-private.h
index c7731d1bcd8..50daabf6e5f 100644
--- a/drivers/ieee1394/raw1394-private.h
+++ b/drivers/ieee1394/raw1394-private.h
@@ -27,12 +27,12 @@ struct file_info {
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 @@ struct arm_addr {
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 pending_request {
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 */