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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-12-04 17:59:47 +0300
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-12-04 17:59:47 +0300
commit5cb2faa6ede7ada9cb2bffc832c4ce60f53d6834 (patch)
tree7b72b66081d042a41dc822575503133364857ce2 /tools/perf/util/symbol.h
parente0ee98513d1a2e24d2ddbdecf4216bcca29d1158 (diff)
parent6060e8df517847bf445ebc61de7d4d9c7faae990 (diff)
downloadlinux-5cb2faa6ede7ada9cb2bffc832c4ce60f53d6834.tar.xz
Merge branch 'pending-misc' (early part) into devel
Diffstat (limited to 'tools/perf/util/symbol.h')
-rw-r--r--tools/perf/util/symbol.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 6e8490716408..829da9edba64 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -27,6 +27,16 @@ static inline char *bfd_demangle(void __used *v, const char __used *c,
#endif
#endif
+/*
+ * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP;
+ * for newer versions we can use mmap to reduce memory usage:
+ */
+#ifdef LIBELF_NO_MMAP
+# define PERF_ELF_C_READ_MMAP ELF_C_READ
+#else
+# define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP
+#endif
+
#ifndef DMGL_PARAMS
#define DMGL_PARAMS (1 << 0) /* Include function args */
#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */