From 921fde55c32eecb4087ca59b41982b7e5c4731d1 Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Thu, 15 Jul 2004 08:06:25 +0000 Subject: Use MAP_PRIVATE whenever __ARCH_HAS_MMU__ is set. Only use MAP_SHARED when mmu-less. --- libc/stdlib/malloc-standard/malloc.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'libc/stdlib/malloc-standard/malloc.h') diff --git a/libc/stdlib/malloc-standard/malloc.h b/libc/stdlib/malloc-standard/malloc.h index 46858332d..0b8bbef31 100644 --- a/libc/stdlib/malloc-standard/malloc.h +++ b/libc/stdlib/malloc-standard/malloc.h @@ -350,8 +350,17 @@ extern pthread_mutex_t __malloc_lock; #define MAP_ANONYMOUS MAP_ANON #endif -#define MMAP(addr, size, prot, flags) \ - (mmap((addr), (size), (prot), (flags)|MAP_ANONYMOUS, -1, 0)) +#ifdef __ARCH_HAS_MMU__ + +#define MMAP(addr, size, prot) \ + (mmap((addr), (size), (prot), MAP_PRIVATE|MAP_ANONYMOUS, 0, 0)) + +#else + +#define MMAP(addr, size, prot) \ + (mmap((addr), (size), (prot), MAP_SHARED|MAP_ANONYMOUS, 0, 0)) + +#endif /* ----------------------- Chunk representations ----------------------- */ -- cgit v1.2.3