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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-08-18 21:11:11 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-08-19 00:11:06 +0900 |
| commit | 1cb0c924fa2d616e5e3b5bc62d97191aac9ff442 (patch) | |
| tree | 199a9ffc425033d27620e70d8ffd44a9e44ad931 /fs/nilfs2/the_nilfs.c | |
| parent | 3b89f56783a4ef796190ef1192c25e72e0b986b6 (diff) | |
| download | blackbird-op-linux-1cb0c924fa2d616e5e3b5bc62d97191aac9ff442.tar.gz blackbird-op-linux-1cb0c924fa2d616e5e3b5bc62d97191aac9ff442.zip | |
nilfs2: wait for discard to finish
nilfs_discard_segment() doesn't wait for completion of discard
requests. This specifies BLKDEV_IFL_WAIT flag when calling
blkdev_issue_discard() in order to fix the sync failure.
Reported-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Cc: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/nilfs2/the_nilfs.c')
| -rw-r--r-- | fs/nilfs2/the_nilfs.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c index 6af1c0073e9e..4317f177ea7c 100644 --- a/fs/nilfs2/the_nilfs.c +++ b/fs/nilfs2/the_nilfs.c @@ -775,6 +775,7 @@ int nilfs_discard_segments(struct the_nilfs *nilfs, __u64 *segnump, start * sects_per_block, nblocks * sects_per_block, GFP_NOFS, + BLKDEV_IFL_WAIT | BLKDEV_IFL_BARRIER); if (ret < 0) return ret; @@ -785,7 +786,8 @@ int nilfs_discard_segments(struct the_nilfs *nilfs, __u64 *segnump, ret = blkdev_issue_discard(nilfs->ns_bdev, start * sects_per_block, nblocks * sects_per_block, - GFP_NOFS, BLKDEV_IFL_BARRIER); + GFP_NOFS, + BLKDEV_IFL_WAIT | BLKDEV_IFL_BARRIER); return ret; } |
