mm: Remove slab destructors from kmem_cache_create().

Slab destructors were no longer supported after Christoph's
c59def9f222d44bb7e2f0a559f2906191a0862d7 change. They've been
BUGs for both slab and slub, and slob never supported them
either.

This rips out support for the dtor pointer from kmem_cache_create()
completely and fixes up every single callsite in the kernel (there were
about 224, not including the slab allocator definitions themselves,
or the documentation references).

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/arch/i386/mm/init.c b/arch/i386/mm/init.c
index 6a68b1ae061c..6e72f22e6bbd 100644
--- a/arch/i386/mm/init.c
+++ b/arch/i386/mm/init.c
@@ -752,8 +752,7 @@ void __init pgtable_cache_init(void)
                                         PTRS_PER_PMD*sizeof(pmd_t),
                                         PTRS_PER_PMD*sizeof(pmd_t),
                                         SLAB_PANIC,
-                                        pmd_ctor,
-                                        NULL);
+                                        pmd_ctor);
                 if (!SHARED_KERNEL_PMD) {
                         /* If we're in PAE mode and have a non-shared
                            kernel pmd, then the pgd size must be a