Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

[cascardo/linux.git] / arch / s390 / mm / mmap.c

diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c
index bb3367c..6e552af 100644 (file)
--- a/arch/s390/mm/mmap.c
+++ b/arch/s390/mm/mmap.c
@@ -32,7 +32,7 @@
 #include <asm/pgalloc.h>
 
 unsigned long mmap_rnd_mask;
-unsigned long mmap_align_mask;
+static unsigned long mmap_align_mask;
 
 static unsigned long stack_maxrandom_size(void)
 {
@@ -177,34 +177,6 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
        return addr;
 }
 
-#ifndef CONFIG_64BIT
-
-/*
- * This function, called very early during the creation of a new
- * process VM image, sets up which VM layout function to use:
- */
-void arch_pick_mmap_layout(struct mm_struct *mm)
-{
-       unsigned long random_factor = 0UL;
-
-       if (current->flags & PF_RANDOMIZE)
-               random_factor = arch_mmap_rnd();
-
-       /*
-        * Fall back to the standard layout if the personality
-        * bit is set, or if the expected stack growth is unlimited:
-        */
-       if (mmap_is_legacy()) {
-               mm->mmap_base = mmap_base_legacy(random_factor);
-               mm->get_unmapped_area = arch_get_unmapped_area;
-       } else {
-               mm->mmap_base = mmap_base(random_factor);
-               mm->get_unmapped_area = arch_get_unmapped_area_topdown;
-       }
-}
-
-#else
-
 int s390_mmap_check(unsigned long addr, unsigned long len, unsigned long flags)
 {
        if (is_compat_task() || (TASK_SIZE >= (1UL << 53)))
@@ -314,5 +286,3 @@ static int __init setup_mmap_rnd(void)
        return 0;
 }
 early_initcall(setup_mmap_rnd);
-
-#endif