[Xen-devel] [PATCH 5/9] xen: kexec crash image when dom0 crashes

[dslutz@xxxxxxxxxxx (Don Slutz)]

For what it is worth.

Reviewed-by: Don Slutz <dslutz at verizon.com>
     -Don Slutz

On 11/06/13 09:49, David Vrabel wrote:
> From: David Vrabel <david.vrabel at citrix.com>
>
> Signed-off-by: David Vrabel <david.vrabel at citrix.com>
> Reviewed-by: Daniel Kiper <daniel.kiper at oracle.com>
> Tested-by: Daniel Kiper <daniel.kiper at oracle.com>
> Reviewed-by: Andrew Cooper <andrew.cooper3 at citrix.com>
> ---
>   xen/common/kexec.c    |    2 ++
>   xen/common/shutdown.c |    3 +++
>   2 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/xen/common/kexec.c b/xen/common/kexec.c
> index c5450ba..9999bab 100644
> --- a/xen/common/kexec.c
> +++ b/xen/common/kexec.c
> @@ -305,6 +305,8 @@ void kexec_crash(void)
>       if ( !test_bit(KEXEC_IMAGE_CRASH_BASE + pos, &kexec_flags) )
>           return;
>   
> +    printk("Executing crash image\n");
> +
>       kexecing = TRUE;
>   
>       kexec_common_shutdown();
> diff --git a/xen/common/shutdown.c b/xen/common/shutdown.c
> index 20f04b0..9bccd34 100644
> --- a/xen/common/shutdown.c
> +++ b/xen/common/shutdown.c
> @@ -47,6 +47,9 @@ void dom0_shutdown(u8 reason)
>       {
>           debugger_trap_immediate();
>           printk("Domain 0 crashed: ");
> +#ifdef CONFIG_KEXEC
> +        kexec_crash();
> +#endif
>           maybe_reboot();
>           break; /* not reached */
>       }