A patch to enhance biosdisk initrd loading speed for grub2

Hi, I am very interested in GRUB2. Recently I found that the linux initrd loading speed (i386-pc) is quite poor compared with GRUB1. I compared grub-1.98 with grub0.97, it is almost 7 times worse. After checking the code of them, the reason is GRUB1 has a simple track buffer for biosdisk, every t

"couldn't terminate EFI services" error caused by buggy BIOS and the workaround

Hi, I am using grub-1.99 on a x86 platform. The BIOS is originated from AMI and customized a little by our company. When booting up Linux 3.X, I can see the error message "couldn't terminate EFI services". According to the colaberate debug by both SW/FW side, it is found that before grub calls EF