linux-kernel - [tip:perf/core] perf tools: Add support for PERF_RECORD_MISC_GUEST_USER in thread__find_addr

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Date:	Sun, 12 Jan 2014 10:36:55 -0800
From:	tip-bot for Dongsheng Yang <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
	mingo@...nel.org, namhyung.kim@....com, jolsa@...hat.com,
	dsahern@...il.com, tglx@...utronix.de, yangds.fnst@...fujitsu.com
Subject: [tip:perf/core] perf tools:
  Add support for PERF_RECORD_MISC_GUEST_USER in thread__find_addr_map().

Commit-ID:  fb50bb43d051d12aad9e2337d0d5d14d0d3dd281
Gitweb:     http://git.kernel.org/tip/fb50bb43d051d12aad9e2337d0d5d14d0d3dd281
Author:     Dongsheng Yang <yangds.fnst@...fujitsu.com>
AuthorDate: Fri, 20 Dec 2013 15:52:56 -0500
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Mon, 23 Dec 2013 16:49:49 -0300

perf tools: Add support for PERF_RECORD_MISC_GUEST_USER in thread__find_addr_map().

This patch remove a TODO in thread__find_addr_map() and add support of
PERF_RECORD_MISC_GUEST_USER.

Signed-off-by: Dongsheng Yang <yangds.fnst@...fujitsu.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung.kim@....com>
Link: http://lkml.kernel.org/r/3dd652201171a19c910b500984c7c3590e77603b.1387572416.git.yangds.fnst@cn.fujitsu.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/event.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index fe20227..484e994 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -659,15 +659,10 @@ void thread__find_addr_map(struct thread *thread,
 		al->level = 'g';
 		mg = &machine->kmaps;
 		load_map = true;
+	} else if (cpumode == PERF_RECORD_MISC_GUEST_USER && perf_guest) {
+		al->level = 'u';
 	} else {
-		/*
-		 * 'u' means guest os user space.
-		 * TODO: We don't support guest user space. Might support late.
-		 */
-		if (cpumode == PERF_RECORD_MISC_GUEST_USER && perf_guest)
-			al->level = 'u';
-		else
-			al->level = 'H';
+		al->level = 'H';
 		al->map = NULL;
 
 		if ((cpumode == PERF_RECORD_MISC_GUEST_USER ||
--
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