add mm argument to pte/pmd/pud/pgd_free

(with Martin Schwidefsky <schwidefsky@de.ibm.com>)

The pgd/pud/pmd/pte page table allocation functions get a mm_struct pointer as
first argument.  The free functions do not get the mm_struct argument.  This
is 1) asymmetrical and 2) to do mm related page table allocations the mm
argument is needed on the free function as well.

[kamalesh@linux.vnet.ibm.com: i386 fix]
[akpm@linux-foundation.org: coding-syle fixes]
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 7 insertions, 7 deletions

diff --git a/include/asm-arm/pgalloc.h b/include/asm-arm/pgalloc.h
index 4d4394552911..fb6c6e3222bd 100644
--- a/include/asm-arm/pgalloc.h
+++ b/include/asm-arm/pgalloc.h
@@ -27,14 +27,14 @@
  * Since we have only two-level page tables, these are trivial
  */
 #define pmd_alloc_one(mm,addr)          ({ BUG(); ((pmd_t *)2); })
-#define pmd_free(pmd)                   do { } while (0)
+#define pmd_free(mm, pmd)               do { } while (0)
 #define pgd_populate(mm,pmd,pte)        BUG()
 
 extern pgd_t *get_pgd_slow(struct mm_struct *mm);
-extern void free_pgd_slow(pgd_t *pgd);
+extern void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd);
 
 #define pgd_alloc(mm)                   get_pgd_slow(mm)
-#define pgd_free(pgd)                   free_pgd_slow(pgd)
+#define pgd_free(mm, pgd)               free_pgd_slow(mm, pgd)
 
 /*
  * Allocate one PTE table.
@@ -83,7 +83,7 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
 /*
  * Free one PTE table.
  */
-static inline void pte_free_kernel(pte_t *pte)
+static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
 {
         if (pte) {
                 pte -= PTRS_PER_PTE;
@@ -91,7 +91,7 @@ static inline void pte_free_kernel(pte_t *pte)
         }
 }
 
-static inline void pte_free(struct page *pte)
+static inline void pte_free(struct mm_struct *mm, struct page *pte)
 {
         __free_page(pte);
 }
diff --git a/include/asm-arm/tlb.h b/include/asm-arm/tlb.h
index cb740025d413..36bd402a21cb 100644
--- a/include/asm-arm/tlb.h
+++ b/include/asm-arm/tlb.h
@@ -85,8 +85,8 @@ tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma)
 }
 
 #define tlb_remove_page(tlb,page)       free_page_and_swap_cache(page)
-#define pte_free_tlb(tlb,ptep)          pte_free(ptep)
-#define pmd_free_tlb(tlb,pmdp)          pmd_free(pmdp)
+#define pte_free_tlb(tlb, ptep)         pte_free((tlb)->mm, ptep)
+#define pmd_free_tlb(tlb, pmdp)         pmd_free((tlb)->mm, pmdp)
 
 #define tlb_migrate_finish(mm)          do { } while (0)