* [PATCH 6/8]fs/jfs: Evalue bio->bi_rw after calling bio_alloc() and before calling bio_add_page().
@ 2012-07-30 7:24 majianpeng
0 siblings, 0 replies; only message in thread
From: majianpeng @ 2012-07-30 7:24 UTC (permalink / raw)
To: axboe, konrad.wilk, chris.mason, viro, tytso, adilger.kernel,
shaggy, mfasheh, jlbec, bpm, elder
Cc: jfs-discussion, linux-kernel, xfs, linux-fsdevel, linux-ext4,
linux-btrfs
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 <majianpeng@gmail.com>
---
fs/jfs/jfs_metapage.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 6740d34..db79ae0 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -441,6 +441,7 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
bio->bi_sector = pblock << (inode->i_blkbits - 9);
bio->bi_end_io = metapage_write_end_io;
bio->bi_private = page;
+ bio->bi_rw = WRITE;
/* Don't call bio_add_page yet, we may add to this vec */
bio_offset = offset;
--
1.7.9.5
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2012-07-30 7:24 [PATCH 6/8]fs/jfs: Evalue bio->bi_rw after calling bio_alloc() and before calling bio_add_page() majianpeng
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