[Crash-utility] [PATCH] xen: Handle rename of dom0 symbol in Xen 4.5.0

[Dave Anderson]

----- Original Message -----
> Has been replaced by hardware_domain.
> 
> Xen tracking:
> 
> commit c86ccbf0b7976ac0093bef4e4e43005771c0f829
> Author: Daniel De Graaf <dgdegra at tycho.nsa.gov>
> Date:   Fri Apr 11 11:20:55 2014 +0200
> 
>     rename dom0 to hardware_domain
> 
> Signed-off-by: Don Slutz <dslutz at verizon.com>

Queued for crash-7.1.1:

  https://github.com/crash-utility/crash/commit/4e1dca2133f0b804260d164b15b9b1eeae053659

Thanks,
  Dave

> ---
> I do have a big (32G sized file, that gzipped is 357M).
> let me know if you want it.
> 
>  xen_hyper.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/xen_hyper.c b/xen_hyper.c
> index db297ff..c02842b 100644
> --- a/xen_hyper.c
> +++ b/xen_hyper.c
> @@ -1036,7 +1036,9 @@ xen_hyper_get_domains(void)
>  	long domain_next_in_list;
>  	int i, j;
>  
> -	get_symbol_data("dom0", sizeof(void *), &domain);
> +	i = try_get_symbol_data("dom0", sizeof(void *), &domain);
> +	if (!i)
> +		get_symbol_data("hardware_domain", sizeof(void *), &domain);
>  	domain_next_in_list = MEMBER_OFFSET("domain", "next_in_list");
>  	i = 0;
>  	while (domain != 0) {
> @@ -1077,7 +1079,9 @@ xen_hyper_get_domain_next(int mod, ulong *next)
>  		if (xhdt->dom0) {
>  			*next = xhdt->dom0->domain;
>  		} else {
> -			get_symbol_data("dom0", sizeof(void *), next);
> +			int ok = try_get_symbol_data("dom0", sizeof(void *), next);
> +			if (!ok)
> +				get_symbol_data("hardware_domain", sizeof(void *), next);
>  		}
>  		return xhdt->domain_struct;
>  		break;
> --
> 1.8.4
> 
>