1 files changed, 12 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S
index c9b0d7af64..ea257e8283 100644
--- a/arch/sparc64/kernel/entry.S
+++ b/arch/sparc64/kernel/entry.S
@@ -2593,3 +2593,15 @@ sun4v_mmustat_info:
         retl
          nop
         .size   sun4v_mmustat_info, .-sun4v_mmustat_info
+
+        .globl  sun4v_mmu_demap_all
+        .type   sun4v_mmu_demap_all,#function
+sun4v_mmu_demap_all:
+        clr     %o0
+        clr     %o1
+        mov     HV_MMU_ALL, %o2
+        mov     HV_FAST_MMU_DEMAP_ALL, %o5
+        ta      HV_FAST_TRAP
+        retl
+         nop
+        .size   sun4v_mmu_demap_all, .-sun4v_mmu_demap_all