From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755559AbbCSRFn (ORCPT ); Thu, 19 Mar 2015 13:05:43 -0400 Received: from mail.kernel.org ([198.145.29.136]:44266 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751036AbbCSRFf (ORCPT ); Thu, 19 Mar 2015 13:05:35 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter , Borislav Petkov , David Ahern , Don Zickus , Frederic Weisbecker , Jiri Olsa , Namhyung Kim , Stephane Eranian Subject: [PATCH 03/31] perf hists: Remove hist_entry->used, not used anymore Date: Thu, 19 Mar 2015 14:04:39 -0300 Message-Id: <1426784707-19466-4-git-send-email-acme@kernel.org> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1426784707-19466-1-git-send-email-acme@kernel.org> References: <1426784707-19466-1-git-send-email-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo Since hist_entry__delete() nowadays doesn't actually frees anything that may be in use by the annotation code. Eventually we will solve this for good by reference counting struct symbol. Cc: Adrian Hunter Cc: Borislav Petkov Cc: David Ahern Cc: Don Zickus Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Namhyung Kim Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-uldtgljymtrkns0knpiso5op@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/ui/browsers/hists.c | 5 ----- tools/perf/util/hist.c | 8 +------- tools/perf/util/sort.h | 1 - 3 files changed, 1 insertion(+), 13 deletions(-) diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index ebd9d3afe2d6..c37e70ae0b20 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -1731,12 +1731,7 @@ do_annotate: if (!notes->src) continue; - /* - * Don't let this be freed, say, by hists__decay_entry. - */ - he->used = true; err = hist_entry__tui_annotate(he, evsel, hbt); - he->used = false; /* * offer option to annotate the other branch source or target * (if they exists) when returning from annotate diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index d9a6d35eda17..cc22b9158b93 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -263,15 +263,9 @@ void hists__decay_entries(struct hists *hists, bool zap_user, bool zap_kernel) while (next) { n = rb_entry(next, struct hist_entry, rb_node); next = rb_next(&n->rb_node); - /* - * We may be annotating this, for instance, so keep it here in - * case some it gets new samples, we'll eventually free it when - * the user stops browsing and it agains gets fully decayed. - */ if (((zap_user && n->level == '.') || (zap_kernel && n->level != '.') || - hists__decay_entry(hists, n)) && - !n->used) { + hists__decay_entry(hists, n))) { hists__delete_entry(hists, n); } } diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h index c03e4ff8beff..9c01b83eebca 100644 --- a/tools/perf/util/sort.h +++ b/tools/perf/util/sort.h @@ -102,7 +102,6 @@ struct hist_entry { bool init_have_children; char level; - bool used; u8 filtered; char *srcline; struct symbol *parent; -- 1.9.3