[PATCH 3/8]fs/btrfs: Evalue bio->bi_rw after calling bio_alloc() and before calling bio_add_page().
From: majianpeng <hidden>
Date: 2012-07-30 07:24:07
Also in:
linux-fsdevel, linux-xfs
Subsystem:
btrfs file system, filesystems (vfs and infrastructure), the rest · Maintainers:
David Sterba, Alexander Viro, Christian Brauner, Linus Torvalds
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> --- fs/btrfs/check-integrity.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index 9197e2e..25440aa 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c@@ -1700,6 +1700,7 @@ static int btrfsic_read_block(struct btrfsic_state *state, bio->bi_sector = dev_bytenr >> 9; bio->bi_end_io = btrfsic_complete_bio_end_io; bio->bi_private = &complete; + bio->bi_rw = READ; for (j = i; j < num_pages; j++) { ret = bio_add_page(bio, block_ctx->pagev[j],
--
1.7.9.5
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