[PATCH 4.9 017/130] perf trace: Check if MAP_32BIT is defined (again)

From: Greg Kroah-Hartman
Date: Tue Jan 24 2017 - 02:58:49 EST


4.9-stable review patch. If anyone has any objections, please let me know.

------------------

From: Jiri Olsa <jolsa@xxxxxxxxxx>

commit 2bd42f3aaa53ebe78b9be6f898b7945dd61f9773 upstream.

There might be systems where MAP_32BIT is not defined, like some some
RHEL7 powerpc versions.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Kyle McMartin <kyle@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Fixes: 256763b01741 ("perf trace beauty mmap: Add more conditional defines")
Link: http://lkml.kernel.org/r/1481831814-23683-1-git-send-email-jolsa@xxxxxxxxxx
[ Changed the Fixme cset to the one removing the conditional switch case for MAP_32BIT ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
tools/perf/trace/beauty/mmap.c | 2 ++
1 file changed, 2 insertions(+)

--- a/tools/perf/trace/beauty/mmap.c
+++ b/tools/perf/trace/beauty/mmap.c
@@ -42,7 +42,9 @@ static size_t syscall_arg__scnprintf_mma

P_MMAP_FLAG(SHARED);
P_MMAP_FLAG(PRIVATE);
+#ifdef MAP_32BIT
P_MMAP_FLAG(32BIT);
+#endif
P_MMAP_FLAG(ANONYMOUS);
P_MMAP_FLAG(DENYWRITE);
P_MMAP_FLAG(EXECUTABLE);