v4.19.13 snapshot.
diff --git a/arch/parisc/include/asm/tlb.h b/arch/parisc/include/asm/tlb.h
new file mode 100644
index 0000000..0c881e7
--- /dev/null
+++ b/arch/parisc/include/asm/tlb.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _PARISC_TLB_H
+#define _PARISC_TLB_H
+
+#define tlb_flush(tlb)			\
+do {	if ((tlb)->fullmm)		\
+		flush_tlb_mm((tlb)->mm);\
+} while (0)
+
+#define tlb_start_vma(tlb, vma) \
+do {	if (!(tlb)->fullmm)	\
+		flush_cache_range(vma, vma->vm_start, vma->vm_end); \
+} while (0)
+
+#define tlb_end_vma(tlb, vma)	\
+do {	if (!(tlb)->fullmm)	\
+		flush_tlb_range(vma, vma->vm_start, vma->vm_end); \
+} while (0)
+
+#define __tlb_remove_tlb_entry(tlb, pte, address) \
+	do { } while (0)
+
+#include <asm-generic/tlb.h>
+
+#define __pmd_free_tlb(tlb, pmd, addr)	pmd_free((tlb)->mm, pmd)
+#define __pte_free_tlb(tlb, pte, addr)	pte_free((tlb)->mm, pte)
+
+#endif