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OpenCloudOS-Kernel
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[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>
This commit is contained in:
Christoph Hellwig 2005-06-20 14:21:01 +02:00 committed by Jens Axboe
parent 994ca9a196
commit 73747aed04
1 changed files with 18 additions and 6 deletions
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24
drivers/block/ll_rw_blk.c
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@ -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)