diff options
| author | Christoph Hellwig <hch@lst.de> | 2005-06-20 14:21:01 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@suse.de> | 2005-06-20 14:21:01 +0200 |
| commit | 73747aed04d3b3fb694961d025f81863b99c6898 (patch) | |
| tree | d7cae2a3da1e15dc8c87b0ffbf2608eb8c999cc9 /drivers/block/ll_rw_blk.c | |
| parent | 994ca9a19616f0d4161a9e825f0835925d522426 (diff) | |
[PATCH] ll_rw_blk.c kerneldoc updates
The recent mapping changes didn't update the kerneldoc appropriately.
Original from Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'drivers/block/ll_rw_blk.c')
| -rw-r--r-- | 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 index d260a2ce9a7..f6fda036b4a 100644 --- 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, struct request *rq, void *kbuf, 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_t *q, struct gendisk *bd_disk, * * 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) |