Messages in this thread Patch in this message | | | Date | Fri, 18 Aug 2006 13:40:04 -0400 | Subject | [PATCH 2.6.18-rc4] aoe [11/13]: use bio->bi_idx | From | "Ed L. Cashin" <> |
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Signed-off-by: "Ed L. Cashin" <ecashin@coraid.com>
Instead of starting with bio->bi_io_vec, use the offset in bio->bi_idx.
diff -upr 2.6.18-rc4-orig/drivers/block/aoe/aoeblk.c 2.6.18-rc4-aoe/drivers/block/aoe/aoeblk.c --- 2.6.18-rc4-orig/drivers/block/aoe/aoeblk.c 2006-08-17 16:45:34.000000000 -0400 +++ 2.6.18-rc4-aoe/drivers/block/aoe/aoeblk.c 2006-08-17 16:45:34.000000000 -0400 @@ -142,7 +142,8 @@ aoeblk_make_request(request_queue_t *q, buf->bio = bio; buf->resid = bio->bi_size; buf->sector = bio->bi_sector; - buf->bv = buf->bio->bi_io_vec; + buf->bv = &bio->bi_io_vec[bio->bi_idx]; + WARN_ON(buf->bv->bv_len == 0); buf->bv_resid = buf->bv->bv_len; buf->bufaddr = page_address(buf->bv->bv_page) + buf->bv->bv_offset; diff -upr 2.6.18-rc4-orig/drivers/block/aoe/aoecmd.c 2.6.18-rc4-aoe/drivers/block/aoe/aoecmd.c --- 2.6.18-rc4-orig/drivers/block/aoe/aoecmd.c 2006-08-17 16:45:34.000000000 -0400 +++ 2.6.18-rc4-aoe/drivers/block/aoe/aoecmd.c 2006-08-17 16:45:34.000000000 -0400 @@ -166,6 +166,7 @@ aoecmd_ata_rw(struct aoedev *d, struct f d->inprocess = NULL; } else if (buf->bv_resid == 0) { buf->bv++; + WARN_ON(buf->bv->bv_len == 0); buf->bv_resid = buf->bv->bv_len; buf->bufaddr = page_address(buf->bv->bv_page) + buf->bv->bv_offset; }
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