[perf/core PATCH v6 3/3] perf-buildid-cache: Show usage with incorrect params

Show usage if no action is specified or unexpected parameter is given. In other words, be more user friendly. Signed-off-by: Masami Hiramatsu --- tools/perf/builtin-buildid-cache.c |5 + 1 file changed, 5 insertions(+) diff --git a/tools/perf/builtin-buildid-cache.c

[perf/core PATCH v6 3/3] perf-buildid-cache: Show usage with incorrect params

Show usage if no action is specified or unexpected parameter is given. In other words, be more user friendly. Signed-off-by: Masami Hiramatsu masami.hiramatsu...@hitachi.com --- tools/perf/builtin-buildid-cache.c |5 + 1 file changed, 5 insertions(+) diff --git