From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933707AbaFCSdK (ORCPT ); Tue, 3 Jun 2014 14:33:10 -0400 Received: from terminus.zytor.com ([198.137.202.10]:44810 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755003AbaFCSdI (ORCPT ); Tue, 3 Jun 2014 14:33:08 -0400 Date: Tue, 3 Jun 2014 11:32:51 -0700 From: tip-bot for Namhyung Kim Message-ID: Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org, jolsa@kernel.org, rodrigo@sdfg.com.ar, namhyung@kernel.org, fweisbec@gmail.com, tglx@linutronix.de, asharma@fb.com Reply-To: mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org, jolsa@kernel.org, rodrigo@sdfg.com.ar, namhyung@kernel.org, fweisbec@gmail.com, tglx@linutronix.de, asharma@fb.com In-Reply-To: <1401335910-16832-9-git-send-email-namhyung@kernel.org> References: <1401335910-16832-9-git-send-email-namhyung@kernel.org> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf callchain: Add callchain_cursor_snapshot() Git-Commit-ID: be1f13e30862ab6b0fffaecd556856a965cefa0c X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: be1f13e30862ab6b0fffaecd556856a965cefa0c Gitweb: http://git.kernel.org/tip/be1f13e30862ab6b0fffaecd556856a965cefa0c Author: Namhyung Kim AuthorDate: Mon, 10 Sep 2012 13:38:00 +0900 Committer: Jiri Olsa CommitDate: Sun, 1 Jun 2014 14:34:59 +0200 perf callchain: Add callchain_cursor_snapshot() The callchain_cursor_snapshot() is for saving current status of the callchain. It'll be used to accumulate callchain information for each node. Signed-off-by: Namhyung Kim Tested-by: Arun Sharma Tested-by: Rodrigo Campos Cc: Frederic Weisbecker Link: http://lkml.kernel.org/r/1401335910-16832-9-git-send-email-namhyung@kernel.org Signed-off-by: Jiri Olsa --- tools/perf/util/callchain.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h index 24a53d5..8f84423 100644 --- a/tools/perf/util/callchain.h +++ b/tools/perf/util/callchain.h @@ -167,4 +167,13 @@ int fill_callchain_info(struct addr_location *al, struct callchain_cursor_node * extern const char record_callchain_help[]; int parse_callchain_report_opt(const char *arg); + +static inline void callchain_cursor_snapshot(struct callchain_cursor *dest, + struct callchain_cursor *src) +{ + *dest = *src; + + dest->first = src->curr; + dest->nr -= src->pos; +} #endif /* __PERF_CALLCHAIN_H */