sync_inode        629 fs/9p/vfs_file.c 	sync_inode(inode, &wbc);
sync_inode       2604 fs/fs-writeback.c EXPORT_SYMBOL(sync_inode);
sync_inode       2622 fs/fs-writeback.c 	return sync_inode(inode, &wbc);
sync_inode       2215 include/linux/fs.h int sync_inode(struct inode *inode, struct writeback_control *wbc);