perf probe: Add lazy line matching support

[safe/jmp/linux-2.6] / tools / perf / builtin-probe.c

diff --git a/tools/perf/builtin-probe.c b/tools/perf/builtin-probe.c
index d8d3f05..e3dfd0d 100644 (file)
--- a/tools/perf/builtin-probe.c
+++ b/tools/perf/builtin-probe.c
@@ -175,22 +175,24 @@ static const struct option options[] = {
                opt_del_probe_event),
        OPT_CALLBACK('a', "add", NULL,
 #ifdef NO_DWARF_SUPPORT
-               "[EVENT=]FUNC[+OFFS|%return] [ARG ...]",
+               "[EVENT=]FUNC[+OFF|%return] [ARG ...]",
 #else
-               "[EVENT=]FUNC[+OFFS|%return|:RLN][@SRC]|SRC:ALN [ARG ...]",
+               "[EVENT=]FUNC[+OFF|%return|:RL|;PT][@SRC]|SRC:AL|SRC;PT"
+               " [ARG ...]",
 #endif
                "probe point definition, where\n"
                "\t\tGROUP:\tGroup name (optional)\n"
                "\t\tEVENT:\tEvent name\n"
                "\t\tFUNC:\tFunction name\n"
-               "\t\tOFFS:\tOffset from function entry (in byte)\n"
+               "\t\tOFF:\tOffset from function entry (in byte)\n"
                "\t\t%return:\tPut the probe at function return\n"
 #ifdef NO_DWARF_SUPPORT
                "\t\tARG:\tProbe argument (only \n"
 #else
                "\t\tSRC:\tSource code path\n"
-               "\t\tRLN:\tRelative line number from function entry.\n"
-               "\t\tALN:\tAbsolute line number in file.\n"
+               "\t\tRL:\tRelative line number from function entry.\n"
+               "\t\tAL:\tAbsolute line number in file.\n"
+               "\t\tPT:\tLazy expression of line code.\n"
                "\t\tARG:\tProbe argument (local variable name or\n"
 #endif
                "\t\t\tkprobe-tracer argument format.)\n",