[newlib-cygwin] Cygwin: POSIX msg queues: allocate section views top down
Corinna Vinschen
corinna@sourceware.org
Tue May 25 14:56:40 GMT 2021
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=e0cdd462f18887c15e8af7861b7df6bc0f84c52d
commit e0cdd462f18887c15e8af7861b7df6bc0f84c52d
Author: Corinna Vinschen <corinna@vinschen.de>
Date: Tue May 25 16:55:38 2021 +0200
Cygwin: POSIX msg queues: allocate section views top down
Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
Diff:
---
winsup/cygwin/fhandler_mqueue.cc | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/winsup/cygwin/fhandler_mqueue.cc b/winsup/cygwin/fhandler_mqueue.cc
index 9114d8f32..c450c0337 100644
--- a/winsup/cygwin/fhandler_mqueue.cc
+++ b/winsup/cygwin/fhandler_mqueue.cc
@@ -173,7 +173,7 @@ fhandler_mqueue::_mqinfo (SIZE_T filesize, mode_t mode, int flags,
status = NtMapViewOfSection (mqinfo ()->mqi_sect, NtCurrentProcess (),
&mptr, 0, filesize, NULL, &filesize,
- ViewShare, 0, PAGE_READWRITE);
+ ViewShare, MEM_TOP_DOWN, PAGE_READWRITE);
if (!NT_SUCCESS (status))
goto err;
@@ -367,7 +367,7 @@ fhandler_mqueue::_dup (HANDLE parent, fhandler_mqueue *fhc)
__leave;
status = NtMapViewOfSection (mqinfo ()->mqi_sect, NtCurrentProcess (),
&mptr, 0, filesize, NULL, &filesize,
- ViewShare, 0, PAGE_READWRITE);
+ ViewShare, MEM_TOP_DOWN, PAGE_READWRITE);
if (!NT_SUCCESS (status))
api_fatal ("Mapping message queue failed in fork, status 0x%x\n",
status);
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