fix boot backtrack sau khi reinstall window xp/vita/7/8

1. sử dụng đĩa backtrack liveCD/liveUSB # sudo fdisk -l <-- a="" backtrack="" blockquote="" ch="" n="" ng="" ph="" v="" xem="">Disk /dev/sda: 80.0 GB, 80026361856 bytes 240 heads, 63 sectors/track, 10337 cylinders Units = cylinders of 15120 * 512 = 7741440 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0xed1f86f7 Device Boot Start End Blocks Id System /dev/sda1 * 1 6772 51196288+ 7 HPFS/NTFS /dev/sda2 6773 10338 26953729 5 Extended /dev/sda5 6773 6902 975872 82 Linux swap / Solaris /dev/sda6 6902 10338 25976832 83 Linux <----ok blockquote="" bt:="" is="" linux="" partition="" root="" this=""> # sudo mount /dev/sda6 /mnt # sudo grub-install --root-directory=/mnt /dev/sda

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