This patch removes the following functions:
o end_that_request_first()
o end_that_request_chunk()
and stops exporting the functions below:
o end_that_request_last()
Cc: Boaz Harrosh <bharrosh@xxxxxxxxxxx>
Signed-off-by: Kiyoshi Ueda <k-ueda@xxxxxxxxxxxxx>
Signed-off-by: Jun'ichi Nomura <j-nomura@xxxxxxxxxxxxx>
---
block/ll_rw_blk.c | 61 ++++++++++++-------------------------------------
include/linux/blkdev.h | 13 ++++------
2 files changed, 20 insertions(+), 54 deletions(-)
Index: 2.6.24-rc4/block/ll_rw_blk.c
===================================================================
--- 2.6.24-rc4.orig/block/ll_rw_blk.c
+++ 2.6.24-rc4/block/ll_rw_blk.c
@@ -3410,6 +3410,20 @@ static void blk_recalc_rq_sectors(struct
}
}
+/**
+ * __end_that_request_first - end I/O on a request
+ * @req: the request being processed
+ * @uptodate: 1 for success, 0 for I/O error, < 0 for specific error
+ * @nr_bytes: number of bytes to complete
+ *
+ * Description:
+ * Ends I/O on a number of bytes attached to @req, and sets it up
+ * for the next range of segments (if any) in the cluster.
+ *
+ * Return:
+ * 0 - we are done with this request, call end_that_request_last()
+ * 1 - still buffers pending for this request
+ **/
static int __end_that_request_first(struct request *req, int uptodate,
int nr_bytes)
{
@@ -3526,49 +3540,6 @@ static int __end_that_request_first(stru
return 1;
}
-/**
- * end_that_request_first - end I/O on a request
- * @req: the request being processed
- * @uptodate: 1 for success, 0 for I/O error, < 0 for specific error
- * @nr_sectors: number of sectors to end I/O on
- *
- * Description:
- * Ends I/O on a number of sectors attached to @req, and sets it up
- * for the next range of segments (if any) in the cluster.
- *
- * Return:
- * 0 - we are done with this request, call end_that_request_last()
- * 1 - still buffers pending for this request
- **/
-int end_that_request_first(struct request *req, int uptodate, int nr_sectors)
-{
- return __end_that_request_first(req, uptodate, nr_sectors << 9);
-}
-
-EXPORT_SYMBOL(end_that_request_first);
-
-/**
- * end_that_request_chunk - end I/O on a request
- * @req: the request being processed
- * @uptodate: 1 for success, 0 for I/O error, < 0 for specific error
- * @nr_bytes: number of bytes to complete
- *
- * Description:
- * Ends I/O on a number of bytes attached to @req, and sets it up
- * for the next range of segments (if any). Like end_that_request_first(),
- * but deals with bytes instead of sectors.
- *
- * Return:
- * 0 - we are done with this request, call end_that_request_last()
- * 1 - still buffers pending for this request
- **/
-int end_that_request_chunk(struct request *req, int uptodate, int nr_bytes)
-{
- return __end_that_request_first(req, uptodate, nr_bytes);
-}
-
-EXPORT_SYMBOL(end_that_request_chunk);
-
/*
* splice the completion data to a local structure and hand off to
* process_completion_queue() to complete the requests
@@ -3648,7 +3619,7 @@ EXPORT_SYMBOL(blk_complete_request);
/*
* queue lock must be held
*/
-void end_that_request_last(struct request *req, int uptodate)
+static void end_that_request_last(struct request *req, int uptodate)
{
struct gendisk *disk = req->rq_disk;
int error;
@@ -3683,8 +3654,6 @@ void end_that_request_last(struct reques
__blk_put_request(req->q, req);
}
-EXPORT_SYMBOL(end_that_request_last);
-
static inline void __end_request(struct request *rq, int uptodate,
unsigned int nr_bytes)
{
Index: 2.6.24-rc4/include/linux/blkdev.h
===================================================================
--- 2.6.24-rc4.orig/include/linux/blkdev.h
+++ 2.6.24-rc4/include/linux/blkdev.h
@@ -720,21 +720,18 @@ static inline void blk_run_address_space
}
/*
- * end_request() and friends. Must be called with the request queue spinlock
- * acquired. All functions called within end_request() _must_be_ atomic.
+ * blk_end_request() and friends.
+ * __blk_end_request() and end_request() must be called with
+ * the request queue spinlock acquired.
*
* Several drivers define their own end_request and call
- * end_that_request_first() and end_that_request_last()
- * for parts of the original function. This prevents
- * code duplication in drivers.
+ * blk_end_request() for parts of the original function.
+ * This prevents code duplication in drivers.
*/
extern int blk_end_request(struct request *rq, int error, int nr_bytes);
extern int __blk_end_request(struct request *rq, int error, int nr_bytes);
extern int blk_end_bidi_request(struct request *rq, int error, int nr_bytes,
int bidi_bytes);
-extern int end_that_request_first(struct request *, int, int);
-extern int end_that_request_chunk(struct request *, int, int);
-extern void end_that_request_last(struct request *, int);
extern void end_request(struct request *, int);
extern void end_queued_request(struct request *, int);
extern void end_dequeued_request(struct request *, int);
-
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