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>

3 files changed, 6 insertions, 6 deletions

diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index e9dfbab46cb6..eefae1de334c 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -150,7 +150,7 @@ int __cpuinit __cpu_up(unsigned int cpu)
         secondary_data.pgdir = 0;
 
         *pmd_offset(pgd, PHYS_OFFSET) = __pmd(0);
-        pgd_free(pgd);
+        pgd_free(&init_mm, pgd);
 
         if (ret) {
                 printk(KERN_CRIT "CPU%u: processor failed to boot\n", cpu);
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 75952779ce19..303a7ff6bfd2 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -162,7 +162,7 @@ static void unmap_area_sections(unsigned long virt, unsigned long size)
                          * Free the page table, if there was one.
                          */
                         if ((pmd_val(pmd) & PMD_TYPE_MASK) == PMD_TYPE_TABLE)
-                                pte_free_kernel(pmd_page_vaddr(pmd));
+                                pte_free_kernel(&init_mm, pmd_page_vaddr(pmd));
                 }
 
                 addr += PGDIR_SIZE;
diff --git a/arch/arm/mm/pgd.c b/arch/arm/mm/pgd.c
index 50b9aed6000d..500c9610ab30 100644
--- a/arch/arm/mm/pgd.c
+++ b/arch/arm/mm/pgd.c
@@ -65,14 +65,14 @@ pgd_t *get_pgd_slow(struct mm_struct *mm)
         return new_pgd;
 
 no_pte:
-        pmd_free(new_pmd);
+        pmd_free(mm, new_pmd);
 no_pmd:
         free_pages((unsigned long)new_pgd, 2);
 no_pgd:
         return NULL;
 }
 
-void free_pgd_slow(pgd_t *pgd)
+void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd)
 {
         pmd_t *pmd;
         struct page *pte;
@@ -94,8 +94,8 @@ void free_pgd_slow(pgd_t *pgd)
         pmd_clear(pmd);
         dec_zone_page_state(virt_to_page((unsigned long *)pgd), NR_PAGETABLE);
         pte_lock_deinit(pte);
-        pte_free(pte);
-        pmd_free(pmd);
+        pte_free(mm, pte);
+        pmd_free(mm, pmd);
 free:
         free_pages((unsigned long) pgd, 2);
 }