From d8ed87bc171946313b2e6d26e1fec494da9154bc Mon Sep 17 00:00:00 2001 From: Ravi Bangoria Date: Thu, 10 May 2018 10:06:51 +0530 Subject: [PATCH] perf buildid-cache: Warn --purge-all failures Warn perf buildid-cache --purge-all failures in non verbose mode. Ex.: $ sudo chown root:root /home/ravi/.debug -R $ sudo chmod 700 /home/ravi/.debug/ -R $ ./perf buildid-cache -P Couldn't remove some caches. Error: Permission denied. Suggested-by: Masami Hiramatsu Signed-off-by: Ravi Bangoria Acked-by: Masami Hiramatsu Cc: Jiri Olsa Cc: Namhyung Kim Link: http://lkml.kernel.org/r/20180510043651.12189-1-ravi.bangoria@linux.ibm.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-buildid-cache.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c index 7a7403913b57..115110a4796a 100644 --- a/tools/perf/builtin-buildid-cache.c +++ b/tools/perf/builtin-buildid-cache.c @@ -488,8 +488,12 @@ int cmd_buildid_cache(int argc, const char **argv) } } - if (purge_all) - ret = build_id_cache__purge_all(); + if (purge_all) { + if (build_id_cache__purge_all()) { + pr_warning("Couldn't remove some caches. Error: %s.\n", + str_error_r(errno, sbuf, sizeof(sbuf))); + } + } if (missing_filename) ret = build_id_cache__fprintf_missing(session, stdout);