Re: [OOPS] repeatable 2.4.8-ac7, 2.4.7-ac6 just run xdos

Paul
2001-08-23T18:06:42Z

Andi Kleen <ak@suse.de>, on Thu Aug 23, 2001 [03:34:19 PM] said:

> I found the problem in the previous patch. Here is an updated one.
> Please test again. Again against -ac7 (or later if Alan hasn't applied
> the earlier patch)
>
>
> -Andi
>
>
Good! I have beaten on this a bit, and it is holding up
for me, and there are no problems using dosemu. My thanks to
everyone who responded to this bug.

Paul
set@pobox.com

>
>
> --- include/asm-i386/hw_irq.h-SEG2 Mon Aug 20 02:54:53 2001
> +++ include/asm-i386/hw_irq.h Wed Aug 22 13:02:16 2001
> @@ -114,8 +114,10 @@
> "cmpl %eax,7*4(%esp)\n\t" \
> "je 1f\n\t" \
> "movl %eax,%ds\n\t" \
> + "1: cmpl %eax,8*4(%esp)\n\t" \
> + "je 2f\n\t" \
> "movl %eax,%es\n\t" \
> - "1:\n\t"
> + "2:\n\t"
>
> #define IRQ_NAME2(nr) nr##_interrupt(void)
> #define IRQ_NAME(nr) IRQ_NAME2(IRQ##nr)
> --- arch/i386/kernel/entry.S-SEG2 Sat Aug 18 08:41:53 2001
> +++ arch/i386/kernel/entry.S Thu Aug 23 15:20:21 2001
> @@ -291,9 +291,11 @@
> movl $(__KERNEL_DS),%edx
> cmpl %edx,%ecx
> jz 1f
> - movl %edx,%ds
> movl %edx,%es
> -1: GET_CURRENT(%ebx)
> +1: cmpl %edx,9*4(%esp) # check ds on the stack
> + jz 2f
> + movl %edx,%ds
> +2: GET_CURRENT(%ebx)
> call *%edi
> addl $8,%esp
> jmp ret_from_exception