/boot$ sudo mkinitramfs -o initrd-5.3.11.img 5.3.11-1120170121
WARNING: Setting CRYPTSETUP in /etc/initramfs-tools/initramfs.conf is deprecated and will stop working in the future. Use /etc/cryptsetup-initramfs/conf-hook instead.
E: /usr/share/initramfs-tools/hooks/plymouth failed with return 2.
中文 
WiFi Drivers 
WARNING: Setting CRYPTSETUP in /etc/initramfs-tools/initramfs.conf is deprecated and will stop working in the future. Use /etc/cryptsetup-initramfs/conf-hook instead.
E: /usr/share/initramfs-tools/hooks/plymouth failed with return 2.
使用mkinitramfs 命令出现这个问题怎么搞？网上查不到相同的情况。先谢谢大哥们了！