[PATCH 2/8] drivers/block/xen-blkback:Evalue bio->bi_rw after calling bio_alloc() and before calling bio_add_page().
From: majianpeng <hidden>
Date: 2012-07-30 07:23:55
Also in:
linux-fsdevel, linux-xfs
Subsystem:
block layer, the rest, xen block subsystem · Maintainers:
Jens Axboe, Linus Torvalds, Roger Pau Monné
Because call bio_alloc, the bi_rw is zero by default,but in bio_add_page used the bi_rw. So evalue bi_rw. Signed-off-by: Jianpeng Ma <redacted> --- drivers/block/xen-blkback/blkback.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
index 73f196c..02ca290 100644
--- a/drivers/block/xen-blkback/blkback.c
+++ b/drivers/block/xen-blkback/blkback.c@@ -701,6 +701,7 @@ static int dispatch_rw_block_io(struct xen_blkif *blkif, bio->bi_private = pending_req; bio->bi_end_io = end_block_io_op; bio->bi_sector = preq.sector_number; + bio->bi_rw = operation; } preq.sector_number += seg[i].nsec;
--
1.7.9.5
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