Re: [Xen-devel] [PATCH] 64-bit hvm on 32-bit dom0 - ioemu adjustments

[Stephan Creutz <stephan.creutz@xxxxxxxxxxxxxxxxx>]

On Mon, 14 May 2007 17:07:09 +0200
"Jan Beulich" <jbeulich@xxxxxxxxxx> wrote:

> Don't mask off data bits when running 64-bit hvm guests on 32-bit
> dom0.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
> 
> Index: 2007-04-27/tools/ioemu/target-i386-dm/helper2.c
> ===================================================================
> --- 2007-04-27.orig/tools/ioemu/target-i386-dm/helper2.c      2007-04-23 
> 12:41:32.000000000 +0200
> +++ 2007-04-27/tools/ioemu/target-i386-dm/helper2.c   2007-05-09 
> 17:58:07.000000000 +0200
> @@ -322,7 +322,7 @@ void cpu_ioreq_pio(CPUState *env, ioreq_
>              do_outp(env, req->addr, req->size, req->data);
>          } else {
>              for (i = 0; i < req->count; i++) {
> -                unsigned long tmp;
> +                unsigned long tmp = 0;
>  
>                  read_physical((target_phys_addr_t) req->data
>                    + (sign * i * req->size),

I think tmp also should have the type target_ulong.

Stephan
-- 
PHP - it's "training wheels without the bike" -- Randal L. Schwartz

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