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-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,
27#endif 27#endif
28#endif 28#endif
29 29
30/*
31 * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP;
32 * for newer versions we can use mmap to reduce memory usage:
33 */
34#ifdef LIBELF_NO_MMAP
35# define PERF_ELF_C_READ_MMAP ELF_C_READ
36#else
37# define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP
38#endif
39
30#ifndef DMGL_PARAMS 40#ifndef DMGL_PARAMS
31#define DMGL_PARAMS (1 << 0) /* Include function args */ 41#define DMGL_PARAMS (1 << 0) /* Include function args */
32#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */ 42#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */