Commit 33974a41 authored Nov 07, 2017 by Andrei Vagin Committed by Arnaldo Carvalho de Melo Nov 09, 2017

perf trace: Call machine__exit() at exit



Otherwise 'perf trace' leaves a temporary file /tmp/perf-vdso.so-XXXXXX.

  $ perf trace -o log true
  $ ls -l /tmp/perf-vdso.*
  -rw------- 1 root root 8192 Nov  8 03:08 /tmp/perf-vdso.so-5bCpD0

Signed-off-by: Andrei Vagin <avagin@openvz.org>
Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Vasily Averin <vvs@virtuozzo.com>
Link: http://lkml.kernel.org/r/20171108002246.8924-1-avagin@openvz.org


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent a271bfaf

tools/perf/builtin-trace.c

+10 −0

Original line number	Diff line number	Diff line
		@@ -1138,6 +1138,14 @@ static int trace__symbols_init(struct trace trace, struct perf_evlist evlist)
		return err;
		}

		static void trace__symbols__exit(struct trace *trace)
		{
		machine__exit(trace->host);
		trace->host = NULL;

		symbol__exit();
		}

		static int syscall__alloc_arg_fmts(struct syscall *sc, int nr_args)
		{
		int idx;
		@@ -2481,6 +2489,8 @@ static int trace__run(struct trace trace, int argc, const char *argv)
		}

		out_delete_evlist:
		trace__symbols__exit(trace);

		perf_evlist__delete(evlist);
		trace->evlist = NULL;
		trace->live = false;