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/xfs/xfs_aops.c | 2 ++ fs/xfs/xfs_buf.c | 1 + 2 files changed, 3 insertions(+) diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c index 8dad722..f69f4b2 100644 --- a/fs/xfs/xfs_aops.c +++ b/fs/xfs/xfs_aops.c @@ -496,6 +496,8 @@ xfs_submit_ioend( if (!bio) { retry: bio = xfs_alloc_ioend_bio(bh); + bio->bi_rw = (wbc->sync_mode == WB_SYNC_ALL + ? WRITE_SYNC : WRITE); } else if (bh->b_blocknr != lastblock + 1) { xfs_submit_ioend_bio(wbc, ioend, bio); goto retry; diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index 269b35c..744ec64 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -1186,6 +1186,7 @@ next_chunk: bio->bi_sector = sector; bio->bi_end_io = xfs_buf_bio_end_io; bio->bi_private = bp; + bio->bi_rw = rw; for (; size && nr_pages; nr_pages--, map_i++) { -- 1.7.9.5 ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Jfs-discussion mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/jfs-discussion
