Re: [PATCH] Fix triplefault on x86-64 bootup

Alexey Dobriyan
2007-08-12T10:46:21Z

On Sun, Aug 12, 2007 at 10:12:52AM +0200, Petr Vandrovec wrote:
> --- a/arch/x86_64/lib/memcpy.S
> +++ b/arch/x86_64/lib/memcpy.S
> @@ -124,6 +124,8 @@ ENDPROC(__memcpy)
> .quad memcpy
> .quad 1b
> .byte X86_FEATURE_REP_GOOD
> - .byte .Lfinal - memcpy
> + /* Replace only beginning, memcpy is used to apply alternatives, so it
> + * is silly to overwrite itself with nops - reboot is only outcome... */
> + .byte 2b - 1b
> .byte 2b - 1b
> .previous

Thanks, this fixes E6400 reboots on bootup here.