[PATCH] ll_rw_blk.c kerneldoc updates (73747aed) · Commits · 戴 / test

drivers/block/ll_rw_blk.c

+18 −6

Original line number	Diff line number	Diff line
		@@ -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)

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