tree d7cae2a3da1e15dc8c87b0ffbf2608eb8c999cc9
parent 994ca9a19616f0d4161a9e825f0835925d522426
author Christoph Hellwig <[EMAIL PROTECTED]> Mon, 20 Jun 2005 14:21:01 +0200
committer Jens Axboe <[EMAIL PROTECTED]> Mon, 20 Jun 2005 14:21:01 +0200
[PATCH] ll_rw_blk.c kerneldoc updates
The recent mapping changes didn't update the kerneldoc appropriately.
Original from Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Jens Axboe <[EMAIL PROTECTED]>
drivers/block/ll_rw_blk.c | 24 ++++++++++++++++++------
1 files changed, 18 insertions(+), 6 deletions(-)
diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c
--- a/drivers/block/ll_rw_blk.c
+++ b/drivers/block/ll_rw_blk.c
@@ -2090,7 +2090,7 @@ EXPORT_SYMBOL(blk_insert_request);
/**
* blk_rq_map_user - map user data to a request, for REQ_BLOCK_PC usage
* @q: request queue where request should be inserted
- * @rw: READ or WRITE data
+ * @rq: request structure to fill
* @ubuf: the user buffer
* @len: length of user data
*
@@ -2194,12 +2194,11 @@ EXPORT_SYMBOL(blk_rq_map_user_iov);
/**
* blk_rq_unmap_user - unmap a request with user data
- * @rq: request to be unmapped
- * @bio: bio for the request
+ * @bio: bio to be unmapped
* @ulen: length of user buffer
*
* Description:
- * Unmap a request previously mapped by blk_rq_map_user().
+ * Unmap a bio previously mapped by blk_rq_map_user().
*/
int blk_rq_unmap_user(struct bio *bio, unsigned int ulen)
{
@@ -2220,9 +2219,10 @@ EXPORT_SYMBOL(blk_rq_unmap_user);
/**
* blk_rq_map_kern - map kernel data to a request, for REQ_BLOCK_PC usage
* @q: request queue where request should be inserted
- * @rw: READ or WRITE data
+ * @rq: request to fill
* @kbuf: the kernel buffer
* @len: length of user data
+ * @gfp_mask: memory allocation flags
*/
int blk_rq_map_kern(request_queue_t *q, struct request *rq, void *kbuf,
unsigned int len, unsigned int gfp_mask)
@@ -2251,6 +2251,18 @@ int blk_rq_map_kern(request_queue_t *q,
EXPORT_SYMBOL(blk_rq_map_kern);
+/**
+ * blk_execute_rq_nowait - insert a request into queue for execution
+ * @q: queue to insert the request in
+ * @bd_disk: matching gendisk
+ * @rq: request to insert
+ * @at_head: insert request at head or tail of queue
+ * @done: I/O completion handler
+ *
+ * Description:
+ * Insert a fully prepared request at the back of the io scheduler queue
+ * for execution. Don't wait for completion.
+ */
void blk_execute_rq_nowait(request_queue_t *q, struct gendisk *bd_disk,
struct request *rq, int at_head,
void (*done)(struct request *))
@@ -2273,7 +2285,7 @@ void blk_execute_rq_nowait(request_queue
*
* Description:
* Insert a fully prepared request at the back of the io scheduler queue
- * for execution.
+ * for execution and wait for completion.
*/
int blk_execute_rq(request_queue_t *q, struct gendisk *bd_disk,
struct request *rq, int at_head)
-
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