Enables numa if vnuma topology hypercall is supported and it is domU.
Signed-off-by: Elena Ufimtseva <ufimts...@gmail.com>
---
arch/x86/xen/setup.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index 09f3059..fe23ec2 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -20,6 +20,7 @@
#include <asm/numa.h>
#include <asm/xen/hypervisor.h>
#include <asm/xen/hypercall.h>
+#include <asm/xen/vnuma.h>
#include <xen/xen.h>
#include <xen/page.h>
@@ -598,6 +599,9 @@ void __init xen_arch_setup(void)
WARN_ON(xen_set_default_idle());
fiddle_vdso();
#ifdef CONFIG_NUMA
- numa_off = 1;
+ if (!xen_initial_domain() && xen_vnuma_supported())
+ numa_off = 0;
+ else
+ numa_off = 1;
#endif
}
--
1.7.10.4
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