Add support for compiling for ESX

[fio.git] / smalloc.c

diff --git a/smalloc.c b/smalloc.c
index c8f1642eb54cfc7863182286be03d03599dd4dae..d0f732baee6cc6515e26f554432fae87958c0bf6 100644 (file)
--- a/smalloc.c
+++ b/smalloc.c
@@ -180,6 +180,7 @@ static int find_next_zero(int word, int start)
 static int add_pool(struct pool *pool, unsigned int alloc_size)
 {
        int bitmap_blocks;
+       int mmap_flags;
        void *ptr;
 
 #ifdef SMALLOC_REDZONE
@@ -198,8 +199,14 @@ static int add_pool(struct pool *pool, unsigned int alloc_size)
        pool->nr_blocks = bitmap_blocks;
        pool->free_blocks = bitmap_blocks * SMALLOC_BPB;
 
-       ptr = mmap(NULL, alloc_size, PROT_READ|PROT_WRITE,
-                       MAP_SHARED | OS_MAP_ANON, -1, 0);
+       mmap_flags = OS_MAP_ANON;
+#ifdef CONFIG_ESX
+       mmap_flags |= MAP_PRIVATE;
+#else
+       mmap_flags |= MAP_SHARED;
+#endif
+       ptr = mmap(NULL, alloc_size, PROT_READ|PROT_WRITE, mmap_flags, -1, 0);
+
        if (ptr == MAP_FAILED)
                goto out_fail;