Damjan Jovanovic : ntdll: Reserve the area whenever possible in reserve_area() on FreeBSD.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8c3e6c378de0a05a097f3e7ff43edf951934d9a5
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=8c3e6c378de0a05a097f3e7ff...

Author: Damjan Jovanovic <damjan.jov(a)gmail.com>
Date:   Sat May 23 12:07:28 2020 +0200

ntdll: Reserve the area whenever possible in reserve_area() on FreeBSD.

Signed-off-by: Damjan Jovanovic <damjan.jov(a)gmail.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/ntdll/unix/virtual.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/ntdll/unix/virtual.c b/dlls/ntdll/unix/virtual.c
index 88cd1eb1cf..8fa43a40e6 100644
--- a/dlls/ntdll/unix/virtual.c
+++ b/dlls/ntdll/unix/virtual.c
@@ -135,7 +135,11 @@ static void reserve_area( void *addr, void *end )
 
     if (!size) return;
 
+#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
+    ptr = mmap( addr, size, PROT_NONE, flags | MAP_FIXED | MAP_EXCL, -1, 0 );
+#else
     ptr = mmap( addr, size, PROT_NONE, flags, -1, 0 );
+#endif
     if (ptr == addr)
     {
         mmap_add_reserved_area( addr, size );