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/ext4/page-io.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index dcdeef1..c875502 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -304,6 +304,7 @@ static int io_submit_init(struct ext4_io_submit *io,
io->io_bio = bio;
io->io_op = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE);
io->io_next_block = bh->b_blocknr;
+ bio->bi_rw = io->io_op;
return 0;
}
--
1.7.9.5
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