1 files changed, 5 insertions, 1 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index 16a776ec2c0b..4ae8cfc1c89c 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1298,6 +1298,10 @@ long do_fork(unsigned long clone_flags,
         return pid;
 }
 
+#ifndef ARCH_MIN_MMSTRUCT_ALIGN
+#define ARCH_MIN_MMSTRUCT_ALIGN 0
+#endif
+
 void __init proc_caches_init(void)
 {
         sighand_cachep = kmem_cache_create("sighand_cache",
@@ -1316,6 +1320,6 @@ void __init proc_caches_init(void)
                         sizeof(struct vm_area_struct), 0,
                         SLAB_PANIC, NULL, NULL);
         mm_cachep = kmem_cache_create("mm_struct",
-                        sizeof(struct mm_struct), 0,
+                        sizeof(struct mm_struct), ARCH_MIN_MMSTRUCT_ALIGN,
                         SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL);
 }