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| author | Al Viro <viro@zeniv.linux.org.uk> | 2009-06-07 13:44:36 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-06-11 21:36:12 -0400 |
| commit | b522412aeabadbb302fd4338eaabf09d10e2d29c (patch) | |
| tree | 6b6b73686bc77e10a3a8275e84bc545ddf7755b6 /fs/fat/file.c | |
| parent | 964f5369667b342994fe3f384e9ba41d404ee796 (diff) | |
| download | lwn-b522412aeabadbb302fd4338eaabf09d10e2d29c.tar.gz lwn-b522412aeabadbb302fd4338eaabf09d10e2d29c.zip | |
Sanitize ->fsync() for FAT
* mark directory data blocks as assoc. metadata
* add new inode to deal with FAT, mark FAT blocks as assoc. metadata of that
* now ->fsync() is trivial both for files and directories
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/fat/file.c')
| -rw-r--r-- | fs/fat/file.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/fat/file.c b/fs/fat/file.c index 0a7f4a9918b3..e955a56b4e5e 100644 --- a/fs/fat/file.c +++ b/fs/fat/file.c @@ -133,6 +133,18 @@ static int fat_file_release(struct inode *inode, struct file *filp) return 0; } +int fat_file_fsync(struct file *filp, struct dentry *dentry, int datasync) +{ + struct inode *inode = dentry->d_inode; + int res, err; + + res = simple_fsync(filp, dentry, datasync); + err = sync_mapping_buffers(MSDOS_SB(inode->i_sb)->fat_inode->i_mapping); + + return res ? res : err; +} + + const struct file_operations fat_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, @@ -142,7 +154,7 @@ const struct file_operations fat_file_operations = { .mmap = generic_file_mmap, .release = fat_file_release, .ioctl = fat_generic_ioctl, - .fsync = file_fsync, + .fsync = fat_file_fsync, .splice_read = generic_file_splice_read, }; |