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 <[email protected]>
---
fs/direct-io.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/direct-io.c b/fs/direct-io.c
index 1faf4cb..77f0bbf 100644
--- a/fs/direct-io.c
+++ b/fs/direct-io.c
@@ -349,6 +349,7 @@ dio_bio_alloc(struct dio *dio, struct dio_submit *sdio,
bio->bi_bdev = bdev;
bio->bi_sector = first_sector;
+ bio->bi_rw = dio->rw;
if (dio->is_async)
bio->bi_end_io = dio_bio_end_aio;
else
--
1.7.9.5
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