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| author | Tao Ma <boyu.mt@taobao.com> | 2012-12-10 14:06:03 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2012-12-10 14:06:03 -0500 |
| commit | 0c8d414f163f5d35e43a4de7a6e5ee8c253fcccf (patch) | |
| tree | 7db57d3b2926408bda5bad880896ee4ec384f398 /fs/ext4/extents.c | |
| parent | aef1c8513c1f8ae076e22ea2a57eff5835578e75 (diff) | |
| download | lwn-0c8d414f163f5d35e43a4de7a6e5ee8c253fcccf.tar.gz lwn-0c8d414f163f5d35e43a4de7a6e5ee8c253fcccf.zip | |
ext4: let fallocate handle inline data correctly
If we are punching hole in a file, we will return ENOTSUPP.
As for the fallocation of some extents, we will convert the
inline data to a normal extent based file first.
Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/extents.c')
| -rw-r--r-- | fs/ext4/extents.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 70dc6fc53a00..d45ff3faefc6 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -4399,6 +4399,10 @@ long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len) if (mode & FALLOC_FL_PUNCH_HOLE) return ext4_punch_hole(file, offset, len); + ret = ext4_convert_inline_data(inode); + if (ret) + return ret; + trace_ext4_fallocate_enter(inode, offset, len, mode); map.m_lblk = offset >> blkbits; /* |