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[SG] Update block layer to use sg helpers
author
Jens Axboe
<jens.axboe@oracle.com>
Mon, 22 Oct 2007 17:39:33 +0000
(19:39 +0200)
committer
Jens Axboe
<jens.axboe@oracle.com>
Mon, 22 Oct 2007 17:39:33 +0000
(19:39 +0200)
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
block/ll_rw_blk.c
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diff --git
a/block/ll_rw_blk.c
b/block/ll_rw_blk.c
index
8025d64
..
61c2e39
100644
(file)
--- a/
block/ll_rw_blk.c
+++ b/
block/ll_rw_blk.c
@@
-1354,8
+1354,9
@@
new_segment:
else
sg = sg_next(sg);
- memset(sg, 0, sizeof(*sg));
- sg->page = bvec->bv_page;
+ sg_dma_len(sg) = 0;
+ sg_dma_address(sg) = 0;
+ sg_set_page(sg, bvec->bv_page);
sg->length = nbytes;
sg->offset = bvec->bv_offset;
nsegs++;
@@
-1363,6
+1364,9
@@
new_segment:
bvprv = bvec;
} /* segments in rq */
+ if (sg)
+ __sg_mark_end(sg);
+
return nsegs;
}