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md/raid5: remove unusual use of bio_iovec_idx() 

In the bio_for_each_segment loop, bvl always points current
bio_vec, so the same as bio_iovec_idx(, i). Let's get rid of
it.

Cc: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
Namhyung Kim 2011-06-14 14:23:57 +10:00 committed by NeilBrown
parent b062962edb
commit fcde90759a
1 changed files with 3 additions and 3 deletions
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6
drivers/md/raid5.c
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@ -585,7 +585,7 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
init_async_submit(&submit, flags, tx, NULL, NULL, NULL);
bio_for_each_segment(bvl, bio, i) {
int len = bio_iovec_idx(bio, i)->bv_len;
int len = bvl->bv_len;
int clen;
int b_offset = 0;
@ -601,8 +601,8 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
clen = len;
if (clen > 0) {
b_offset += bio_iovec_idx(bio, i)->bv_offset;
bio_page = bio_iovec_idx(bio, i)->bv_page;
b_offset += bvl->bv_offset;
bio_page = bvl->bv_page;
if (frombio)
tx = async_memcpy(page, bio_page, page_offset,
b_offset, clen, &submit);