From 752914208ada0d9ae0a6b3bf2906d43f3605832f Mon Sep 17 00:00:00 2001 From: Namhyung Kim Date: Thu, 15 Nov 2012 01:47:40 +0900 Subject: perf ui: Always compile error printing code It is used everywhere so always build it regardless of ui engine. Signed-off-by: Namhyung Kim Cc: Andi Kleen Cc: David Ahern Cc: Ingo Molnar Cc: Jiri Olsa Cc: Pekka Enberg Cc: Peter Zijlstra Cc: Steven Rostedt Link: http://lkml.kernel.org/r/1352911664-24620-2-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/ui/util.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'tools/perf/ui/util.c') diff --git a/tools/perf/ui/util.c b/tools/perf/ui/util.c index 4f989774c8c6..3014a7cd5271 100644 --- a/tools/perf/ui/util.c +++ b/tools/perf/ui/util.c @@ -52,6 +52,16 @@ int ui__warning(const char *format, ...) return ret; } +int ui__error_paranoid(void) +{ + return ui__error("Permission error - are you root?\n" + "Consider tweaking /proc/sys/kernel/perf_event_paranoid:\n" + " -1 - Not paranoid at all\n" + " 0 - Disallow raw tracepoint access for unpriv\n" + " 1 - Disallow cpu events for unpriv\n" + " 2 - Disallow kernel profiling for unpriv\n"); +} + /** * perf_error__register - Register error logging functions -- cgit v1.2.3