sanitize ->fsync() for affs
unfortunately, for affs (especially for affs directories) we have
no real way to keep track of metadata ownership. So we have to
do more or less what file_fsync() does, but we do *not* need to
call write_super() there.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/affs/file.c b/fs/affs/file.c
index 9246cb4..184e55c 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -34,7 +34,7 @@
.mmap = generic_file_mmap,
.open = affs_file_open,
.release = affs_file_release,
- .fsync = file_fsync,
+ .fsync = affs_file_fsync,
.splice_read = generic_file_splice_read,
};
@@ -915,3 +915,15 @@
}
affs_free_prealloc(inode);
}
+
+int affs_file_fsync(struct file *filp, struct dentry *dentry, int datasync)
+{
+ struct inode * inode = dentry->d_inode;
+ int ret, err;
+
+ ret = write_inode_now(inode, 0);
+ err = sync_blockdev(inode->i_sb->s_bdev);
+ if (!ret)
+ ret = err;
+ return ret;
+}