linux-kernel - [tip:perf/core] perf tools: Introduce cl

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Date:	Wed, 24 Feb 2016 21:42:21 -0800
From:	tip-bot for Jiri Olsa <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	a.p.zijlstra@...llo.nl, jolsa@...nel.org, tglx@...utronix.de,
	acme@...hat.com, eranian@...gle.com, dsahern@...il.com,
	hpa@...or.com, linux-kernel@...r.kernel.org, ak@...ux.intel.com,
	mingo@...nel.org, namhyung@...nel.org
Subject: [tip:perf/core] perf tools: Introduce cl_offset function

Commit-ID:  d392711095f12942a61e2963f5ab0076ac651e73
Gitweb:     http://git.kernel.org/tip/d392711095f12942a61e2963f5ab0076ac651e73
Author:     Jiri Olsa <jolsa@...nel.org>
AuthorDate: Mon, 15 Feb 2016 09:34:33 +0100
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 23 Feb 2016 12:09:22 -0300

perf tools: Introduce cl_offset function

It'll be used in following patches.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/r/1455525293-8671-4-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/sort.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 46f159f..5b9c624 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -168,6 +168,12 @@ static inline u64 cl_address(u64 address)
 	return (address & ~(cacheline_size - 1));
 }
 
+static inline u64 cl_offset(u64 address)
+{
+	/* return the cacheline of the address */
+	return (address & (cacheline_size - 1));
+}
+
 enum sort_mode {
 	SORT_MODE__NORMAL,
 	SORT_MODE__BRANCH,