1 files changed, 8 insertions, 1 deletions

diff --git a/arch/powerpc/include/asm/lppaca.h b/arch/powerpc/include/asm/lppaca.h
index f78f65c38f05..14b592dfb4e8 100644
--- a/arch/powerpc/include/asm/lppaca.h
+++ b/arch/powerpc/include/asm/lppaca.h
@@ -100,7 +100,14 @@ struct lppaca {
         // Used to pass parms from the OS to PLIC for SetAsrAndRfid
         u64     saved_gpr3;             // Saved GPR3                   x20-x27
         u64     saved_gpr4;             // Saved GPR4                   x28-x2F
-        u64     saved_gpr5;             // Saved GPR5                   x30-x37
+        union {
+                u64     saved_gpr5;     /* Saved GPR5               x30-x37 */
+                struct {
+                        u8      cede_latency_hint;  /*                  x30 */
+                        u8      reserved[7];        /*              x31-x36 */
+                } fields;
+        } gpr5_dword;
+
 
         u8      dtl_enable_mask;        // Dispatch Trace Log mask      x38-x38
         u8      donate_dedicated_cpu;   // Donate dedicated CPU cycles  x39-x39