[PATCH] perf: builtin-trace.c: check if MAP_32BIT is defined

[Kyle McMartin]

From: Kyle McMartin <kyle@xxxxxxxxxx>

MAP_32BIT is defined only on x86... this means perf fails to build on
all other platforms.

Signed-off-by: Kyle McMartin <kyle@xxxxxxxxxx>

--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -100,7 +100,9 @@ static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
 
 	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);
--
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