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Add no_timer_check to vm grub cmdline

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no_timer_check prevents the kernel from probing for hardware timers,
which doesn't make sense in a virtual environment and can cause
hangs at boot [1] [2].

[1]: https://bugzilla.redhat.com/show_bug.cgi?id=1082030
[2]: https://bugzilla.redhat.com/show_bug.cgi?id=1102592

Change-Id: I1c42cc7fae7bba1dc6f4feb69f13760f4312e4d1
This commit is contained in:
Ben Nemec 2015-02-05 11:53:48 -06:00
parent 807e89f063
commit 1ec93f43a8
1 changed files with 1 additions and 1 deletions
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2
elements/vm/finalise.d/51-bootloader
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@ -120,7 +120,7 @@ function install_grub2 {
echo 'GRUB_TERMINAL="serial console"' >>/etc/default/grub
echo 'GRUB_GFXPAYLOAD_LINUX=text' >>/etc/default/grub
echo 'GRUB_CMDLINE_LINUX_DEFAULT="console=tty0 console=ttyS0,115200"' >>/etc/default/grub
echo 'GRUB_CMDLINE_LINUX_DEFAULT="console=tty0 console=ttyS0,115200 no_timer_check"' >>/etc/default/grub
echo 'GRUB_SERIAL_COMMAND="serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1"' >>/etc/default/grub
GRUB_MKCONFIG="grub2-mkconfig -o $GRUB_CFG"
DISTRO_NAME=${DISTRO_NAME:-}