Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc

Merge sparc bug fixes that didn't make it into v3.9 into
sparc-next.

Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 11 insertions, 36 deletions

diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index afadae6..5263817 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -57,16 +57,16 @@ void show_pte(struct mm_struct *mm, unsigned long addr)
 		pmd_t *pmd;
 		pte_t *pte;
 
-		if (pgd_none_or_clear_bad(pgd))
+		if (pgd_none(*pgd) || pgd_bad(*pgd))
 			break;
 
 		pud = pud_offset(pgd, addr);
-		if (pud_none_or_clear_bad(pud))
+		if (pud_none(*pud) || pud_bad(*pud))
 			break;
 
 		pmd = pmd_offset(pud, addr);
 		printk(", *pmd=%016llx", pmd_val(*pmd));
-		if (pmd_none_or_clear_bad(pmd))
+		if (pmd_none(*pmd) || pmd_bad(*pmd))
 			break;
 
 		pte = pte_offset_map(pmd, addr);
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 800aac3..f497ca7 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -197,24 +197,6 @@ void __init bootmem_init(void)
 	max_pfn = max_low_pfn = max;
 }
 
-static inline int free_area(unsigned long pfn, unsigned long end, char *s)
-{
-	unsigned int pages = 0, size = (end - pfn) << (PAGE_SHIFT - 10);
-
-	for (; pfn < end; pfn++) {
-		struct page *page = pfn_to_page(pfn);
-		ClearPageReserved(page);
-		init_page_count(page);
-		__free_page(page);
-		pages++;
-	}
-
-	if (size && s)
-		pr_info("Freeing %s memory: %dK\n", s, size);
-
-	return pages;
-}
-
 /*
  * Poison init memory with an undefined instruction (0x0).
  */
@@ -405,9 +387,7 @@ void __init mem_init(void)
 void free_initmem(void)
 {
 	poison_init_mem(__init_begin, __init_end - __init_begin);
-	totalram_pages += free_area(__phys_to_pfn(__pa(__init_begin)),
-				    __phys_to_pfn(__pa(__init_end)),
-				    "init");
+	free_initmem_default(0);
 }
 
 #ifdef CONFIG_BLK_DEV_INITRD
@@ -418,9 +398,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 {
 	if (!keep_initrd) {
 		poison_init_mem((void *)start, PAGE_ALIGN(end) - start);
-		totalram_pages += free_area(__phys_to_pfn(__pa(start)),
-					    __phys_to_pfn(__pa(end)),
-					    "initrd");
+		free_reserved_area(start, end, 0, "initrd");
 	}
 }
 
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 224b44a..eeecc9c 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -261,7 +261,7 @@ static void __init create_mapping(phys_addr_t phys, unsigned long virt,
 void __iomem * __init early_io_map(phys_addr_t phys, unsigned long virt)
 {
 	unsigned long size, mask;
-	bool page64k = IS_ENABLED(ARM64_64K_PAGES);
+	bool page64k = IS_ENABLED(CONFIG_ARM64_64K_PAGES);
 	pgd_t *pgd;
 	pud_t *pud;
 	pmd_t *pmd;
@@ -391,17 +391,14 @@ int kern_addr_valid(unsigned long addr)
 }
 #ifdef CONFIG_SPARSEMEM_VMEMMAP
 #ifdef CONFIG_ARM64_64K_PAGES
-int __meminit vmemmap_populate(struct page *start_page,
-			       unsigned long size, int node)
+int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node)
 {
-	return vmemmap_populate_basepages(start_page, size, node);
+	return vmemmap_populate_basepages(start, end, node);
 }
 #else	/* !CONFIG_ARM64_64K_PAGES */
-int __meminit vmemmap_populate(struct page *start_page,
-			       unsigned long size, int node)
+int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node)
 {
-	unsigned long addr = (unsigned long)start_page;
-	unsigned long end = (unsigned long)(start_page + size);
+	unsigned long addr = start;
 	unsigned long next;
 	pgd_t *pgd;
 	pud_t *pud;
@@ -434,7 +431,7 @@ int __meminit vmemmap_populate(struct page *start_page,
 	return 0;
 }
 #endif	/* CONFIG_ARM64_64K_PAGES */
-void vmemmap_free(struct page *memmap, unsigned long nr_pages)
+void vmemmap_free(unsigned long start, unsigned long end)
 {
 }
 #endif	/* CONFIG_SPARSEMEM_VMEMMAP */