linux-kernel - [PATCH 1/7] perf tools: Add support for PERF_RECORD_MISC_GUEST_USER in thread__find_addr

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Date:	Fri, 20 Dec 2013 15:52:56 -0500
From:	Dongsheng Yang <yangds.fnst@...fujitsu.com>
To:	acme@...stprotocols.net, linux-kernel@...r.kernel.org
Cc:	mingo@...nel.org, namhyung.kim@....com, jolsa@...hat.com,
	dsahern@...il.com, Dongsheng Yang <yangds.fnst@...fujitsu.com>
Subject: [PATCH 1/7] 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>
---
 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 6948768..44992ed 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -658,15 +658,10 @@ 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 ||
-- 
1.8.2.1

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