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authorFranck Bui-Huu <fbuihuu@gmail.com>2010-12-20 15:18:03 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2010-12-21 16:20:12 -0200
commit9d95b580a8d64ef4d1660a21a9de0658fe29f041 (patch)
tree07ba488512668856ddea211b3941504947f9bf2b /tools/perf/util
parent44b81e929b0c00e703a31a3d634b668bb27eb1c8 (diff)
perf probe: Fix line range description since a single file is allowed
$ perf-probe -L sched.c is currently allowed but not documented. Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> LKML-Reference: <1292854685-8230-5-git-send-email-fbuihuu@gmail.com> Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
-rw-r--r--tools/perf/util/probe-event.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index b812f1412c3a..3ba9c5393775 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -515,15 +515,18 @@ int show_available_vars(struct perf_probe_event *pevs __unused,
}
#endif
+/*
+ * Stuff 'lr' according to the line range described by 'arg'.
+ * The line range syntax is described by:
+ *
+ * SRC[:SLN[+NUM|-ELN]]
+ * FNC[:SLN[+NUM|-ELN]]
+ */
int parse_line_range_desc(const char *arg, struct line_range *lr)
{
const char *ptr;
char *tmp;
- /*
- * <Syntax>
- * SRC:SLN[+NUM|-ELN]
- * FUNC[:SLN[+NUM|-ELN]]
- */
+
ptr = strchr(arg, ':');
if (ptr) {
lr->start = (int)strtoul(ptr + 1, &tmp, 0);