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| author | Valerie Clement <valerie.clement@bull.net> | 2008-02-05 18:56:37 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-02-05 18:56:37 +0300 |
| commit | b8356c465b42c162f34b5fd4102a6c27cec36f43 (patch) | |
| tree | 806034b9694b04341888f7bfcaf118fe73e75b71 /fs/ext4 | |
| parent | 4d605179723a3fb8ba594d9516897426e6629a5b (diff) | |
| download | linux-b8356c465b42c162f34b5fd4102a6c27cec36f43.tar.xz | |
ext4: Don't set EXTENTS_FL flag for fast symlinks
For fast symbolic links, the file content is stored in the i_block[]
array, which is not compatible with the new file extents format.
e2fsck reports error on such files because EXTENTS_FL is set.
Don't set the EXTENTS_FL flag when creating fast symlinks.
In the case of file migration, skip fast symbolic links.
Signed-off-by: Valerie Clement <valerie.clement@bull.net>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/migrate.c | 6 | ||||
| -rw-r--r-- | fs/ext4/namei.c | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c index 3ebc2332f52e..9ee1f7cfb2c5 100644 --- a/fs/ext4/migrate.c +++ b/fs/ext4/migrate.c @@ -414,6 +414,12 @@ int ext4_ext_migrate(struct inode *inode, struct file *filp, if ((EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)) return -EINVAL; + if (S_ISLNK(inode->i_mode) && inode->i_blocks == 0) + /* + * don't migrate fast symlink + */ + return retval; + down_write(&EXT4_I(inode)->i_data_sem); handle = ext4_journal_start(inode, EXT4_DATA_TRANS_BLOCKS(inode->i_sb) + diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index d153bb5922fc..a9347fb43bcc 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -2223,6 +2223,7 @@ retry: inode->i_op = &ext4_fast_symlink_inode_operations; memcpy((char*)&EXT4_I(inode)->i_data,symname,l); inode->i_size = l-1; + EXT4_I(inode)->i_flags &= ~EXT4_EXTENTS_FL; } EXT4_I(inode)->i_disksize = inode->i_size; err = ext4_add_nondir(handle, dentry, inode); |