[Crash-utility] [PATCH] Increase max VCPU count for Xen on x86_64

Dave Anderson anderson at redhat.com
Fri Jan 7 15:30:08 UTC 2011



----- Original Message -----
> The new maximum VCPU count is much larger, limited only by the hypervisor
> memory layout, currently to 8192 CPUs.
> 
> Signed-off-by: Petr Tesarik <ptesarik at suse.cz>

Seems safe enough -- queued for the next release.

Thanks,
  Dave

> ---
> xen_hyper_defs.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
> 
> --- a/xen_hyper_defs.h
> +++ b/xen_hyper_defs.h
> @@ -123,7 +123,7 @@ typedef uint32_t Elf_Word;
> #define XEN_HYPER_HZ 100
> #endif
> #ifdef X86_64
> -#define XEN_HYPER_MAX_VIRT_CPUS (32)
> +#define XEN_HYPER_MAX_VIRT_CPUS (8192)
> #define XEN_HYPER_HZ 100
> #endif
> #ifdef IA64
> 
> --
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