_erofs_printk
__printf(2, 3) void _erofs_printk(struct super_block *sb, const char *fmt, ...);
_erofs_printk(sb, KERN_ERR fmt "\n", ##__VA_ARGS__)
_erofs_printk(sb, KERN_INFO fmt "\n", ##__VA_ARGS__)
_erofs_printk(inode->i_sb, KERN_WARNING