diff options
| author | Masami Hiramatsu <mhiramat@redhat.com> | 2010-05-10 21:12:07 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-05-18 05:13:51 +0400 |
| commit | 7752f1b096e13991f20b59fd11ba73da3809d93c (patch) | |
| tree | 9a30ef1d2a8f665bc0d1d00d2011e5036b21ef73 /tools/perf/util/probe-finder.h | |
| parent | 94f3ca95787ada3d64339a4ecb2754236ab563f6 (diff) | |
| download | linux-7752f1b096e13991f20b59fd11ba73da3809d93c.tar.xz | |
perf probe: Don't compile CFI related code if elfutils is old
Check elfutils version, and if it is old don't compile CFI analysis code. This
allows to compile perf with old elfutils.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Tested-by: Stephane Eranian <eranian@google.com>
Reported-by: Robert Richter <robert.richter@amd.com>
Cc: Ingo Molnar <mingo@elte.hu>
LKML-Reference: <20100510171207.26029.97604.stgit@localhost6.localdomain6>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/probe-finder.h')
| -rw-r--r-- | tools/perf/util/probe-finder.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h index 66f1980e3855..e1f61dcd18ff 100644 --- a/tools/perf/util/probe-finder.h +++ b/tools/perf/util/probe-finder.h @@ -29,6 +29,7 @@ extern int find_line_range(int fd, struct line_range *lr); #include <dwarf.h> #include <libdw.h> +#include <version.h> struct probe_finder { struct perf_probe_event *pev; /* Target probe event */ @@ -44,7 +45,9 @@ struct probe_finder { struct list_head lcache; /* Line cache for lazy match */ /* For variable searching */ +#if _ELFUTILS_PREREQ(0, 142) Dwarf_CFI *cfi; /* Call Frame Information */ +#endif Dwarf_Op *fb_ops; /* Frame base attribute */ struct perf_probe_arg *pvar; /* Current target variable */ struct kprobe_trace_arg *tvar; /* Current result variable */ |