1 files changed, 15 insertions, 1 deletions

diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 04eb6c958b9d..94908a08020a 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -114,7 +114,7 @@
 /*
  * The largest possible NASID of a C or M brick (+ 2)
  */
-#define UV_MAX_NASID_VALUE      (UV_MAX_NUMALINK_NODES * 2)
+#define UV_MAX_NASID_VALUE      (UV_MAX_NUMALINK_BLADES * 2)
 
 struct uv_scir_s {
         struct timer_list timer;
@@ -230,6 +230,20 @@ static inline unsigned long uv_gpa(void *v)
         return uv_soc_phys_ram_to_gpa(__pa(v));
 }
 
+/* gnode -> pnode */
+static inline unsigned long uv_gpa_to_gnode(unsigned long gpa)
+{
+        return gpa >> uv_hub_info->m_val;
+}
+
+/* gpa -> pnode */
+static inline int uv_gpa_to_pnode(unsigned long gpa)
+{
+        unsigned long n_mask = (1UL << uv_hub_info->n_val) - 1;
+
+        return uv_gpa_to_gnode(gpa) & n_mask;
+}
+
 /* pnode, offset --> socket virtual */
 static inline void *uv_pnode_offset_to_vaddr(int pnode, unsigned long offset)
 {