[PATCH 02/10] [SG] Update block layer to use sg helpers

Signed-off-by: Jens Axboe <[email protected]>
---
 block/ll_rw_blk.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index 8025d64..61c2e39 100644
--- 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;
 }
 
-- 
1.5.3.GIT

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---

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