4 files changed, 28 insertions, 16 deletions
diff --git a/arch/openrisc/include/asm/cacheflush.h b/arch/openrisc/include/asm/cacheflush.h
index eeac40d4a854..984c331ff5f4 100644
--- a/arch/openrisc/include/asm/cacheflush.h
+++ b/arch/openrisc/include/asm/cacheflush.h
@@ -56,10 +56,16 @@ static inline void sync_icache_dcache(struct page *page)
  */
 #define PG_dc_clean                  PG_arch_1
 
+static inline void flush_dcache_folio(struct folio *folio)
+{
+	clear_bit(PG_dc_clean, &folio->flags);
+}
+#define flush_dcache_folio flush_dcache_folio
+
 #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
 static inline void flush_dcache_page(struct page *page)
 {
-	clear_bit(PG_dc_clean, &page->flags);
+	flush_dcache_folio(page_folio(page));
 }
 
 #define flush_icache_user_page(vma, page, addr, len)	\
diff --git a/arch/openrisc/include/asm/io.h b/arch/openrisc/include/asm/io.h
index ee6043a03173..5a6f0f16a5ce 100644
--- a/arch/openrisc/include/asm/io.h
+++ b/arch/openrisc/include/asm/io.h
@@ -15,6 +15,8 @@
 #define __ASM_OPENRISC_IO_H
 
 #include <linux/types.h>
+#include <asm/pgalloc.h>
+#include <asm/pgtable.h>
 
 /*
  * PCI: We do not use IO ports in OpenRISC
@@ -27,11 +29,10 @@
 #define PIO_OFFSET		0
 #define PIO_MASK		0
 
-#define ioremap ioremap
-void __iomem *ioremap(phys_addr_t offset, unsigned long size);
-
-#define iounmap iounmap
-extern void iounmap(volatile void __iomem *addr);
+/*
+ * I/O memory mapping functions.
+ */
+#define _PAGE_IOREMAP (pgprot_val(PAGE_KERNEL) | _PAGE_CI)
 
 #include <asm-generic/io.h>
 
diff --git a/arch/openrisc/include/asm/pgalloc.h b/arch/openrisc/include/asm/pgalloc.h
index b7b2b8d16fad..c6a73772a546 100644
--- a/arch/openrisc/include/asm/pgalloc.h
+++ b/arch/openrisc/include/asm/pgalloc.h
@@ -66,10 +66,10 @@ extern inline pgd_t *pgd_alloc(struct mm_struct *mm)
 
 extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
 
-#define __pte_free_tlb(tlb, pte, addr)	\
-do {					\
-	pgtable_pte_page_dtor(pte);	\
-	tlb_remove_page((tlb), (pte));	\
+#define __pte_free_tlb(tlb, pte, addr)				\
+do {								\
+	pagetable_pte_dtor(page_ptdesc(pte));			\
+	tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte)));	\
 } while (0)
 
 #endif
diff --git a/arch/openrisc/include/asm/pgtable.h b/arch/openrisc/include/asm/pgtable.h
index 3eb9b9555d0d..60c6ce7ff2dc 100644
--- a/arch/openrisc/include/asm/pgtable.h
+++ b/arch/openrisc/include/asm/pgtable.h
@@ -46,7 +46,7 @@ extern void paging_init(void);
  * hook is made available.
  */
 #define set_pte(pteptr, pteval) ((*(pteptr)) = (pteval))
-#define set_pte_at(mm, addr, ptep, pteval) set_pte(ptep, pteval)
+
 /*
  * (pmds are folded into pgds so this doesn't get actually called,
  * but the define is needed for a generic inline function.)
@@ -250,7 +250,7 @@ static inline pte_t pte_mkold(pte_t pte)
 	return pte;
 }
 
-static inline pte_t pte_mkwrite(pte_t pte)
+static inline pte_t pte_mkwrite_novma(pte_t pte)
 {
 	pte_val(pte) |= _PAGE_WRITE;
 	return pte;
@@ -357,6 +357,7 @@ static inline unsigned long pmd_page_vaddr(pmd_t pmd)
 #define __pmd_offset(address) \
 	(((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1))
 
+#define PFN_PTE_SHIFT		PAGE_SHIFT
 #define pte_pfn(x)		((unsigned long)(((x).pte)) >> PAGE_SHIFT)
 #define pfn_pte(pfn, prot)  __pte((((pfn) << PAGE_SHIFT)) | pgprot_val(prot))
 
@@ -379,13 +380,17 @@ static inline void update_tlb(struct vm_area_struct *vma,
 extern void update_cache(struct vm_area_struct *vma,
 	unsigned long address, pte_t *pte);
 
-static inline void update_mmu_cache(struct vm_area_struct *vma,
-	unsigned long address, pte_t *pte)
+static inline void update_mmu_cache_range(struct vm_fault *vmf,
+		struct vm_area_struct *vma, unsigned long address,
+		pte_t *ptep, unsigned int nr)
 {
-	update_tlb(vma, address, pte);
-	update_cache(vma, address, pte);
+	update_tlb(vma, address, ptep);
+	update_cache(vma, address, ptep);
 }
 
+#define update_mmu_cache(vma, addr, ptep) \
+	update_mmu_cache_range(NULL, vma, addr, ptep, 1)
+
 /* __PHX__ FIXME, SWAP, this probably doesn't work */
 
 /*