On Tue, Nov 04, 2008 at 12:52:37PM -0200, Eduardo Habkost wrote:
> Signed-off-by: Eduardo Habkost <[EMAIL PROTECTED]>
> ---
>  arch/x86/kernel/crash.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
> index d84a852..87780ba 100644
> --- a/arch/x86/kernel/crash.c
> +++ b/arch/x86/kernel/crash.c
> @@ -26,6 +26,7 @@
>  #include <linux/kdebug.h>
>  #include <asm/smp.h>
>  #include <asm/reboot.h>
> +#include <asm/virtext.h>
>  
>  #include <mach_ipi.h>
>  
> @@ -49,6 +50,7 @@ static void kdump_nmi_callback(int cpu, struct die_args 
> *args)
>  #endif
>       crash_save_cpu(regs, cpu);
>  
> +     emergency_virt_disable();
>       disable_local_APIC();
>  }
>  
> @@ -80,6 +82,7 @@ void native_machine_crash_shutdown(struct pt_regs *regs)
>       local_irq_disable();
>  
>       kdump_nmi_shootdown_cpus();
> +     emergency_virt_disable();

Hi Eduardo,

It might be a good idea to put a 2-3 line comment saying why it is
imporatant to disable virtualization here before we continue.

Thanks
Vivek
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