ubuntu内核升级

#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by /usr/sbin/grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#


### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
  load_env
fi
set default="0"
if [ ${prev_saved_entry} ]; then
  set saved_entry=${prev_saved_entry}
  save_env saved_entry
  set prev_saved_entry=
  save_env prev_saved_entry
  set boot_once=true
fi


function savedefault {
  if [ -z ${boot_once} ]; then
    saved_entry=${chosen}
    save_env saved_entry
  fi
}


function recordfail {
  set recordfail=1
  if [ -n ${have_grubenv} ]; then if [ -z ${boot_once} ]; then save_env recordfail; fi; fi
}
insmod ext2
set root=‘(hd0,1)‘
search --no-floppy --fs-uuid --set 2e78226c-16d3-4da2-a35a-77e2146d6427
if loadfont /usr/share/grub/unicode.pf2 ; then
  set gfxmode=640x480
  insmod gfxterm
  insmod vbe
  if terminal_output gfxterm ; then true ; else
    # For backward compatibility with versions of terminal.mod that don‘t
    # understand terminal_output
    terminal gfxterm
  fi
fi
insmod ext2
set root=‘(hd0,1)‘
search --no-floppy --fs-uuid --set 2e78226c-16d3-4da2-a35a-77e2146d6427
set locale_dir=($root)/boot/grub/locale
set lang=zh
insmod gettext
if [ ${recordfail} = 1 ]; then
  set timeout=-1
else
  set timeout=10
fi
### END /etc/grub.d/00_header ###


### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
### END /etc/grub.d/05_debian_theme ###


### BEGIN /etc/grub.d/10_linux ###
menuentry ‘Ubuntu, with Linux 2.6.32-21-generic‘ --class ubuntu --class gnu-linux --class gnu --class os {
 recordfail
 insmod ext2
 set root=‘(hd0,1)‘
 search --no-floppy --fs-uuid --set 2e78226c-16d3-4da2-a35a-77e2146d6427
 linux /boot/vmlinuz-2.6.32-21-generic root=UUID=2e78226c-16d3-4da2-a35a-77e2146d6427 ro   quiet splash
 initrd /boot/initrd.img-2.6.32-21-generic
}
menuentry ‘Ubuntu, with Linux 2.6.32-21-generic (recovery mode)‘ --class ubuntu --class gnu-linux --class gnu --class os {
 recordfail
 insmod ext2
 set root=‘(hd0,1)‘
 search --no-floppy --fs-uuid --set 2e78226c-16d3-4da2-a35a-77e2146d6427
 echo ‘Loading Linux 2.6.32-21-generic ...‘
 linux /boot/vmlinuz-2.6.32-21-generic root=UUID=2e78226c-16d3-4da2-a35a-77e2146d6427 ro single
 echo ‘Loading initial ramdisk ...‘
 initrd /boot/initrd.img-2.6.32-21-generic
}
### END /etc/grub.d/10_linux ###


### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
 insmod ext2
 set root=‘(hd0,1)‘
 search --no-floppy --fs-uuid --set 2e78226c-16d3-4da2-a35a-77e2146d6427
 linux16 /boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
 insmod ext2
 set root=‘(hd0,1)‘
 search --no-floppy --fs-uuid --set 2e78226c-16d3-4da2-a35a-77e2146d6427
 linux16 /boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###


### BEGIN /etc/grub.d/30_os-prober ###
if [ ${timeout} != -1 ]; then
  if keystatus; then
    if keystatus --shift; then
      set timeout=-1
    else
      set timeout=0
    fi
  else
    if sleep --interruptible 3 ; then
      set timeout=0
    fi
  fi
fi
### END /etc/grub.d/30_os-prober ###


### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries.  Simply type the
# menu entries you want to add after this comment.  Be careful not to change
# the ‘exec tail‘ line above.
### END /etc/grub.d/40_custom ###