提交 41e1703b 编写于 作者: F FUJITA Tomonori 提交者: James Bottomley

[SCSI] bsg: unexport sg v3 helper functions

blk_fill_sghdr_rq, blk_unmap_sghdr_rq, and blk_complete_sghdr_rq were
exported for bsg, however bsg was changed to support only sg v4.
Signed-off-by: NFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: NJames Bottomley <James.Bottomley@SteelEye.com>
上级 df468820
......@@ -214,7 +214,7 @@ int blk_verify_command(unsigned char *cmd, int has_write_perm)
}
EXPORT_SYMBOL_GPL(blk_verify_command);
int blk_fill_sghdr_rq(request_queue_t *q, struct request *rq,
static int blk_fill_sghdr_rq(request_queue_t *q, struct request *rq,
struct sg_io_hdr *hdr, int has_write_perm)
{
memset(rq->cmd, 0, BLK_MAX_CDB); /* ATAPI hates garbage after CDB */
......@@ -238,21 +238,19 @@ int blk_fill_sghdr_rq(request_queue_t *q, struct request *rq,
return 0;
}
EXPORT_SYMBOL_GPL(blk_fill_sghdr_rq);
/*
* unmap a request that was previously mapped to this sg_io_hdr. handles
* both sg and non-sg sg_io_hdr.
*/
int blk_unmap_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr)
static int blk_unmap_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr)
{
blk_rq_unmap_user(rq->bio);
blk_put_request(rq);
return 0;
}
EXPORT_SYMBOL_GPL(blk_unmap_sghdr_rq);
int blk_complete_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr,
static int blk_complete_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr,
struct bio *bio)
{
int r, ret = 0;
......@@ -287,7 +285,6 @@ int blk_complete_sghdr_rq(struct request *rq, struct sg_io_hdr *hdr,
return r;
}
EXPORT_SYMBOL_GPL(blk_complete_sghdr_rq);
static int sg_io(struct file *file, request_queue_t *q,
struct gendisk *bd_disk, struct sg_io_hdr *hdr)
......
......@@ -698,11 +698,6 @@ extern int blk_execute_rq(request_queue_t *, struct gendisk *,
struct request *, int);
extern void blk_execute_rq_nowait(request_queue_t *, struct gendisk *,
struct request *, int, rq_end_io_fn *);
extern int blk_fill_sghdr_rq(request_queue_t *, struct request *,
struct sg_io_hdr *, int);
extern int blk_unmap_sghdr_rq(struct request *, struct sg_io_hdr *);
extern int blk_complete_sghdr_rq(struct request *, struct sg_io_hdr *,
struct bio *);
extern int blk_verify_command(unsigned char *, int);
static inline request_queue_t *bdev_get_queue(struct block_device *bdev)
......
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