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Diffstat (limited to 'include/asm-s390/tlbflush.h')
-rw-r--r--include/asm-s390/tlbflush.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-s390/tlbflush.h b/include/asm-s390/tlbflush.h
index fa4dc916a9bf..66793f55c8b2 100644
--- a/include/asm-s390/tlbflush.h
+++ b/include/asm-s390/tlbflush.h
@@ -3,6 +3,7 @@
#include <linux/mm.h>
#include <asm/processor.h>
+#include <asm/pgalloc.h>
/*
* TLB flushing:
@@ -102,6 +103,14 @@ static inline void __flush_tlb_mm(struct mm_struct * mm)
if (unlikely(cpus_empty(mm->cpu_vm_mask)))
return;
if (MACHINE_HAS_IDTE) {
+ pgd_t *shadow_pgd = get_shadow_pgd(mm->pgd);
+
+ if (shadow_pgd) {
+ asm volatile(
+ " .insn rrf,0xb98e0000,0,%0,%1,0"
+ : : "a" (2048),
+ "a" (__pa(shadow_pgd) & PAGE_MASK) : "cc" );
+ }
asm volatile(
" .insn rrf,0xb98e0000,0,%0,%1,0"
: : "a" (2048), "a" (__pa(mm->pgd)&PAGE_MASK) : "cc");