[tip:perf/core] perf buildid-cache: Document missing --force option

[tip-bot for Sihyeon Jang]

Commit-ID:  5a79eef4eccf0571e856eb13c0ffe19083d27474
Gitweb:     https://git.kernel.org/tip/5a79eef4eccf0571e856eb13c0ffe19083d27474
Author:     Sihyeon Jang <uneedsihyeon@xxxxxxxxx>
AuthorDate: Thu, 16 Nov 2017 23:26:07 +0900
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 16 Nov 2017 14:50:07 -0300

perf buildid-cache: Document missing --force option

Add --force to the man page.

Signed-off-by: Sihyeon Jang <uneedsihyeon@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1510842367-11011-6-git-send-email-uneedsihyeon@xxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/Documentation/perf-buildid-cache.txt | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/perf/Documentation/perf-buildid-cache.txt b/tools/perf/Documentation/perf-buildid-cache.txt
index 8468100..73c2650 100644
--- a/tools/perf/Documentation/perf-buildid-cache.txt
+++ b/tools/perf/Documentation/perf-buildid-cache.txt
@@ -24,6 +24,9 @@ OPTIONS
 -a::
 --add=::
         Add specified file to the cache.
+-f::
+--force::
+	Don't complain, do it.
 -k::
 --kcore::
         Add specified kcore file to the cache. For the current host that is