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[PATCH] kill the unused bsize on the send side of /dev/loop

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2007-10-08 12:10:13 -04:00
parent 33c2dca495
commit 511de73ff0
1 changed files with 7 additions and 8 deletions
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15
drivers/block/loop.c
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@ -210,7 +210,7 @@ lo_do_transfer(struct loop_device *lo, int cmd,
* space operations write_begin and write_end.
*/
static int do_lo_send_aops(struct loop_device *lo, struct bio_vec *bvec,
int bsize, loff_t pos, struct page *unused)
loff_t pos, struct page *unused)
{
struct file *file = lo->lo_backing_file; /* kudos to NFsckingS */
struct address_space *mapping = file->f_mapping;
@ -302,7 +302,7 @@ static int __do_lo_send_write(struct file *file,
* filesystems.
*/
static int do_lo_send_direct_write(struct loop_device *lo,
struct bio_vec *bvec, int bsize, loff_t pos, struct page *page)
struct bio_vec *bvec, loff_t pos, struct page *page)
{
ssize_t bw = __do_lo_send_write(lo->lo_backing_file,
kmap(bvec->bv_page) + bvec->bv_offset,
@ -326,7 +326,7 @@ static int do_lo_send_direct_write(struct loop_device *lo,
* destination pages of the backing file.
*/
static int do_lo_send_write(struct loop_device *lo, struct bio_vec *bvec,
int bsize, loff_t pos, struct page *page)
loff_t pos, struct page *page)
{
int ret = lo_do_transfer(lo, WRITE, page, 0, bvec->bv_page,
bvec->bv_offset, bvec->bv_len, pos >> 9);
@ -341,10 +341,9 @@ static int do_lo_send_write(struct loop_device *lo, struct bio_vec *bvec,
return ret;
}
static int lo_send(struct loop_device *lo, struct bio *bio, int bsize,
loff_t pos)
static int lo_send(struct loop_device *lo, struct bio *bio, loff_t pos)
{
int (*do_lo_send)(struct loop_device *, struct bio_vec *, int, loff_t,
int (*do_lo_send)(struct loop_device *, struct bio_vec *, loff_t,
struct page *page);
struct bio_vec *bvec;
struct page *page = NULL;
@ -362,7 +361,7 @@ static int lo_send(struct loop_device *lo, struct bio *bio, int bsize,
}
}
bio_for_each_segment(bvec, bio, i) {
ret = do_lo_send(lo, bvec, bsize, pos, page);
ret = do_lo_send(lo, bvec, pos, page);
if (ret < 0)
break;
pos += bvec->bv_len;
@ -478,7 +477,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio)
pos = ((loff_t) bio->bi_sector << 9) + lo->lo_offset;
if (bio_rw(bio) == WRITE)
ret = lo_send(lo, bio, lo->lo_blocksize, pos);
ret = lo_send(lo, bio, pos);
else
ret = lo_receive(lo, bio, lo->lo_blocksize, pos);
return ret;