perf evsel: Introduce perf_evsel__open_strerror method

That consolidates the error messages in 'record', 'stat' and 'top', that
now get a consistent set of messages and allow other tools to use the
new method to report problems using whatever UI toolkit.

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-1cudb7wl996kz7ilz83ctvhr@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 0 insertions, 11 deletions

diff --git a/tools/perf/ui/util.c b/tools/perf/ui/util.c
index 3014a7cd5271..e3e0a963d03a 100644
--- a/tools/perf/ui/util.c
+++ b/tools/perf/ui/util.c
@@ -52,17 +52,6 @@ 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
  * @eops: The pointer to error logging function struct