lkml.org 
[lkml]   [2020]   [Feb]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH 08/62] x86/boot/compressed/64: Add IDT Infrastructure
Date
Joerg Roedel <joro@8bytes.org> writes:
> + addq $8, %rsp
> +
> + /*
> + * Make sure we return to __KERNEL_CS - the CS selector on
> + * the IRET frame might still be from an old BIOS GDT
> + */
> + movq $__KERNEL_CS, 8(%rsp)

This doesn't make sense. Either it's running on the correct CS
before the exception or not. Likely there's some other problem
here that you patched over with this hack.

-Andi

\
 
 \ /
  Last update: 2020-02-14 20:41    [W:0.365 / U:1.368 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site