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Re: grub2 and acpi_osi

 

Am Donnerstag, den 08.10.2009, 22:54 +0900 schrieb Norbert Preining:
> Hi Raphael,
> 
> On Thu, 08 Oct 2009, Raphael Gradenwitz wrote:
> > http://global-social.net/tiki-view_blog_post.php?blogId=3&postId=4
> 
> Strange enough, I have a /etc/default/grub with
> 	GRUB_CMDLINE_LINUX="acpi_osi=\"!Windows 2006\" nmi_watchdog=0"
> and it ends up in the /boot/grub/grub.cfg as
> 	linux	/boot/vmlinuz-2.6.32-rc3 root=/dev/sda3 ro acpi_osi="!Windows 2006" 
> which is fine, and I don't have any problem.
> 
> This is Debian/sid with grub-pc 1.97~beta4-1.

My /boot/grub/grub.cfg has the same entry like yours but the quotes do
not survive the boot process, the quotes are removed in /proc/cmdline
and that results in wrong interpretation by the kernel.

Version: grub-pc 1.97~beta3-1ubuntu7 (karmic)


About the accelerator stuf, the best you look and test yourself:

> 
> One other question: Is KMS (Kernel Mode Setting) really necessary? I have
> my system running without, why do you recommend it?

look here:
http://wiki.ubuntu.com/X/KernelModeSetting

> 
> Same with UXA, in fact I not even know what it is ;-)

look here:
https://wiki.ubuntu.com/X/UxaTesting

Raphael
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