Re: [Q] x86 - boot/header.S

H. Peter Anvin
2008-02-25T02:16:16Z

Cyrill Gorcunov wrote:
> Hi Peter, Sam,
>
> could you take a look on x86/boot/header.S:280 please?
>
> # Zero the bss
> movw $__bss_start, %di
> movw $_end+3, %cx
> xorl %eax, %eax
> subw %di, %cx
> shrw $2, %cx
> rep; stosl
>
> I wonder why is $_end there instead of $__bss_stop?
> Well, accroding to vmlinux_32.lsd both _end and __bss_stop
> are the same BUT __bss_stop is more convenient methink.
> Would it be usefull to change?

x86/boot/header.S goes with x86/boot/setup.ld and no other linker script.

-hpa