[tip:perf/probes] perf probe: Do not show --line option without dwarf support

[tip-bot for Masami Hiramatsu <mhiramat@redhat.com>]

Commit-ID:  f3ab481ca6ffe5e272c8501317bea726f9a83959
Gitweb:     http://git.kernel.org/tip/f3ab481ca6ffe5e272c8501317bea726f9a83959
Author:     Masami Hiramatsu <mhiramat@redhat.com>
AuthorDate: Thu, 25 Feb 2010 08:35:12 -0500
Committer:  Ingo Molnar <mingo@elte.hu>
CommitDate: Thu, 25 Feb 2010 17:49:27 +0100

perf probe: Do not show --line option without dwarf support

Do not show --line option in help message when perf
doesn't support dwarf.

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: systemtap <systemtap@sources.redhat.com>
Cc: DLE <dle-develop@lists.sourceforge.net>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: K.Prasad <prasad@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
LKML-Reference: <20100225133512.6725.88423.stgit@localhost6.localdomain6>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
 tools/perf/builtin-probe.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index ad47bd4..c7e14d0 100644
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -156,7 +156,9 @@ static const char * const probe_usage[] = {
 	"perf probe [<options>] --add 'PROBEDEF' [--add 'PROBEDEF' ...]",
 	"perf probe [<options>] --del '[GROUP:]EVENT' ...",
 	"perf probe --list",
+#ifndef NO_LIBDWARF
 	"perf probe --line 'LINEDESC'",
+#endif
 	NULL
 };