Re: [PATCH] x86/Kconfig: decrease maximum of X86_RESERVE_LOW to 512K

From: Borislav Petkov
Date: Fri May 28 2021 - 10:43:21 EST


On Thu, May 27, 2021 at 07:12:51PM -0700, H. Peter Anvin wrote:
> BIOSes have been known to clobber more than 64K. They aren't supposed to
> clobber any.

Yah, the BIOSes and what they're not supposed to do. Like they even care.

> 640K is the limit because that is the address of the EGA/VGA frame
> buffer. In the words of Bill Gates "640K ought to be enough for anyone."

Right.

So thoughts on:

https://lkml.kernel.org/r/YK%2Bgv0vDfLVD7Sqp@xxxxxxxxxx

?

Time to do what windoze 7 does?

--
Regards/Gruss,
Boris.

https://people.kernel.org/tglx/notes-about-netiquette