[dm-devel] [PATCH v2 18/26] raid1: use bio_copy_data()
Kent Overstreet
koverstreet at google.com
Tue Sep 11 00:22:29 UTC 2012
This doesn't really delete any code _yet_, but once immutable bvecs are
done we can just delete the rest of the code in that loop.
Signed-off-by: Kent Overstreet <koverstreet at google.com>
CC: Jens Axboe <axboe at kernel.dk>
CC: NeilBrown <neilb at suse.de>
---
drivers/md/raid1.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index b1072da..6cd1fb2 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1895,10 +1895,9 @@ static int process_checks(struct r1bio *r1_bio)
else
bi->bv_len = size;
size -= PAGE_SIZE;
- memcpy(page_address(bi->bv_page),
- page_address(pbio->bi_io_vec[j].bv_page),
- PAGE_SIZE);
}
+
+ bio_copy_data(sbio, pbio);
}
return 0;
}
--
1.7.12
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