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authorAl Viro <viro@zeniv.linux.org.uk>2009-06-07 13:44:36 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-11 21:36:12 -0400
commitb522412aeabadbb302fd4338eaabf09d10e2d29c (patch)
tree6b6b73686bc77e10a3a8275e84bc545ddf7755b6 /fs/fat/file.c
parent964f5369667b342994fe3f384e9ba41d404ee796 (diff)
downloadop-kernel-dev-b522412aeabadbb302fd4338eaabf09d10e2d29c.zip
op-kernel-dev-b522412aeabadbb302fd4338eaabf09d10e2d29c.tar.gz
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.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 0a7f4a9..e955a56 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,
};
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