Inter-revision diff: patch 28

Comparing v3 (message) to v7 (message)

--- v3
+++ v7
@@ -1,30 +1,51 @@
-Part of the conversions to replace pgtable constructor/destructors with
-ptdesc equivalents.
+As part of the conversions to replace pgtable constructor/destructors with
+ptdesc equivalents, convert various page table functions to use ptdescs.
 
 Signed-off-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
+Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
 ---
- arch/openrisc/include/asm/pgalloc.h | 8 ++++----
- 1 file changed, 4 insertions(+), 4 deletions(-)
+ arch/sparc/mm/init_64.c | 17 +++++++++--------
+ 1 file changed, 9 insertions(+), 8 deletions(-)
 
-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)
+diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
+index 0d7fd793924c..9a63a3e08e40 100644
+--- a/arch/sparc/mm/init_64.c
++++ b/arch/sparc/mm/init_64.c
+@@ -2893,14 +2893,15 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
  
- extern pte_t *pte_alloc_one_kernel(struct mm_struct *mm);
+ pgtable_t pte_alloc_one(struct mm_struct *mm)
+ {
+-	struct page *page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+-	if (!page)
++	struct ptdesc *ptdesc = pagetable_alloc(GFP_KERNEL | __GFP_ZERO, 0);
++
++	if (!ptdesc)
+ 		return NULL;
+-	if (!pgtable_pte_page_ctor(page)) {
+-		__free_page(page);
++	if (!pagetable_pte_ctor(ptdesc)) {
++		pagetable_free(ptdesc);
+ 		return NULL;
+ 	}
+-	return (pte_t *) page_address(page);
++	return ptdesc_address(ptdesc);
+ }
  
--#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)
+ void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
+@@ -2910,10 +2911,10 @@ void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
  
- #endif
+ static void __pte_free(pgtable_t pte)
+ {
+-	struct page *page = virt_to_page(pte);
++	struct ptdesc *ptdesc = virt_to_ptdesc(pte);
+ 
+-	pgtable_pte_page_dtor(page);
+-	__free_page(page);
++	pagetable_pte_dtor(ptdesc);
++	pagetable_free(ptdesc);
+ }
+ 
+ void pte_free(struct mm_struct *mm, pgtable_t pte)
 -- 
 2.40.1
 
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