diff options
Diffstat (limited to 'arch/mips/mm/mmap.c')
| -rw-r--r-- | arch/mips/mm/mmap.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c index d08ea3f..64dd8bd 100644 --- a/arch/mips/mm/mmap.c +++ b/arch/mips/mm/mmap.c @@ -13,7 +13,8 @@ #include <linux/export.h> #include <linux/personality.h> #include <linux/random.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> +#include <linux/sched/mm.h> unsigned long shm_align_mask = PAGE_SIZE - 1; /* Sane caches */ EXPORT_SYMBOL(shm_align_mask); @@ -146,14 +147,14 @@ unsigned long arch_mmap_rnd(void) { unsigned long rnd; - rnd = get_random_long(); - rnd <<= PAGE_SHIFT; +#ifdef CONFIG_COMPAT if (TASK_IS_32BIT_ADDR) - rnd &= 0xfffffful; + rnd = get_random_long() & ((1UL << mmap_rnd_compat_bits) - 1); else - rnd &= 0xffffffful; +#endif /* CONFIG_COMPAT */ + rnd = get_random_long() & ((1UL << mmap_rnd_bits) - 1); - return rnd; + return rnd << PAGE_SHIFT; } void arch_pick_mmap_layout(struct mm_struct *mm) |
