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>
diff --git a/include/asm-arm/pgalloc.h b/include/asm-arm/pgalloc.h
index 4d43945..fb6c6e3 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 @@
/*
* 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(struct page *pte)
+static inline void pte_free(struct mm_struct *mm, struct page *pte)
{
__free_page(pte);
}