__exfat_write_inode
int __exfat_write_inode(struct inode *inode, int sync);
if (__exfat_write_inode(inode, inode_needs_sync(inode)))
ret = __exfat_write_inode(inode, wbc->sync_mode == WB_SYNC_ALL);
__exfat_write_inode(inode, 1);