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Diffstat (limited to 'tools/perf/util/probe-file.c')
-rw-r--r--tools/perf/util/probe-file.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index 8a219cd831b7..1542cd0d6799 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -879,6 +879,7 @@ int probe_cache__show_all_caches(struct strfilter *filter)
enum ftrace_readme {
FTRACE_README_PROBE_TYPE_X = 0,
+ FTRACE_README_KRETPROBE_OFFSET,
FTRACE_README_END,
};
@@ -889,6 +890,7 @@ static struct {
#define DEFINE_TYPE(idx, pat) \
[idx] = {.pattern = pat, .avail = false}
DEFINE_TYPE(FTRACE_README_PROBE_TYPE_X, "*type: * x8/16/32/64,*"),
+ DEFINE_TYPE(FTRACE_README_KRETPROBE_OFFSET, "*place (kretprobe): *"),
};
static bool scan_ftrace_readme(enum ftrace_readme type)
@@ -939,3 +941,8 @@ bool probe_type_is_available(enum probe_type type)
return true;
}
+
+bool kretprobe_offset_is_supported(void)
+{
+ return scan_ftrace_readme(FTRACE_README_KRETPROBE_OFFSET);
+}