From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754832AbbI1VN7 (ORCPT ); Mon, 28 Sep 2015 17:13:59 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:56679 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753935AbbI1VJM (ORCPT ); Mon, 28 Sep 2015 17:09:12 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Adrian Hunter , Jiri Olsa , Arnaldo Carvalho de Melo Subject: [PATCH 29/39] perf scripting python: Allow for max_stack greater than PERF_MAX_STACK_DEPTH Date: Mon, 28 Sep 2015 18:08:14 -0300 Message-Id: <1443474504-16528-30-git-send-email-acme@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1443474504-16528-1-git-send-email-acme@kernel.org> References: <1443474504-16528-1-git-send-email-acme@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Adrian Hunter Use the scripting_max_stack value to allow for values greater than PERF_MAX_STACK_DEPTH. Signed-off-by: Adrian Hunter Cc: Jiri Olsa Link: http://lkml.kernel.org/r/1443186956-18718-20-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-script.c | 2 +- tools/perf/util/scripting-engines/trace-event-python.c | 2 +- tools/perf/util/trace-event.h | 2 ++ 3 files changed, 4 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index a65b498df097..5c3c02d5af53 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -33,7 +33,7 @@ static bool nanosecs; static const char *cpu_list; static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); -static unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH; +unsigned int scripting_max_stack = PERF_MAX_STACK_DEPTH; enum perf_output_field { PERF_OUTPUT_COMM = 1U << 0, diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c index aa9e1257c1ee..a8e825fca42a 100644 --- a/tools/perf/util/scripting-engines/trace-event-python.c +++ b/tools/perf/util/scripting-engines/trace-event-python.c @@ -319,7 +319,7 @@ static PyObject *python_process_callchain(struct perf_sample *sample, if (thread__resolve_callchain(al->thread, evsel, sample, NULL, NULL, - PERF_MAX_STACK_DEPTH) != 0) { + scripting_max_stack) != 0) { pr_err("Failed to resolve callchain. Skipping\n"); goto exit; } diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h index da6cc4cc2a4f..b85ee55cca0c 100644 --- a/tools/perf/util/trace-event.h +++ b/tools/perf/util/trace-event.h @@ -78,6 +78,8 @@ struct scripting_ops { int (*generate_script) (struct pevent *pevent, const char *outfile); }; +extern unsigned int scripting_max_stack; + int script_spec_register(const char *spec, struct scripting_ops *ops); void setup_perl_scripting(void); -- 2.1.0