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Define MAP_SYNC and MAP_SHARED_VALIDATE on needed linux systems

Message ID 20220321171622.2942892-1-raj.khem@gmail.com
State New
Headers show
Series Define MAP_SYNC and MAP_SHARED_VALIDATE on needed linux systems | expand

Commit Message

Khem Raj March 21, 2022, 5:16 p.m. UTC
linux only wires MAP_SYNC and MAP_SHARED_VALIDATE for architectures
which include asm-generic/mman.h and mips/powerpc are not including this
file in linux/mman.h, therefore these should be defined for such
architectures on Linux as well. This fixes build on mips/musl/linux

Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 util/mmap-alloc.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)
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Patch

diff --git a/util/mmap-alloc.c b/util/mmap-alloc.c
index 893d864354..86d3cda248 100644
--- a/util/mmap-alloc.c
+++ b/util/mmap-alloc.c
@@ -10,14 +10,18 @@ 
  * later.  See the COPYING file in the top-level directory.
  */
 
+#include "qemu/osdep.h"
 #ifdef CONFIG_LINUX
 #include <linux/mman.h>
-#else  /* !CONFIG_LINUX */
+#endif  /* CONFIG_LINUX */
+
+#ifndef MAP_SYNC
 #define MAP_SYNC              0x0
+#endif /* MAP_SYNC */
+#ifndef MAP_SHARED_VALIDATE
 #define MAP_SHARED_VALIDATE   0x0
-#endif /* CONFIG_LINUX */
+#endif /* MAP_SHARED_VALIDATE */
 
-#include "qemu/osdep.h"
 #include "qemu/mmap-alloc.h"
 #include "qemu/host-utils.h"
 #include "qemu/cutils.h"