linux-kernel - [PATCH 2/6] perf tools: Set kernel data mapping length

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Message-Id: <1352273234-28912-3-git-send-email-namhyung@kernel.org>
Date:	Wed,  7 Nov 2012 16:27:10 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Stephane Eranian <eranian@...gle.com>,
	Andi Kleen <ak@...ux.intel.com>,
	Namhyung Kim <namhyung.kim@....com>
Subject: [PATCH 2/6] perf tools: Set kernel data mapping length

From: Namhyung Kim <namhyung.kim@....com>

Currently only text (function) mapping was set, so that the kernel
data addresses couldn't parsed correctly.  Fix it.

Cc: Stephane Eranian <eranian@...gle.com>
Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
 tools/perf/util/machine.c | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 34d8dfeaa2b2..fc471704af12 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -84,15 +84,19 @@ int machine__process_lost_event(struct machine *machine __maybe_unused,
 static void machine__set_kernel_mmap_len(struct machine *machine,
 					 union perf_event *event)
 {
-	machine->vmlinux_maps[MAP__FUNCTION]->start = event->mmap.start;
-	machine->vmlinux_maps[MAP__FUNCTION]->end   = (event->mmap.start +
-						       event->mmap.len);
-	/*
-	 * Be a bit paranoid here, some perf.data file came with
-	 * a zero sized synthesized MMAP event for the kernel.
-	 */
-	if (machine->vmlinux_maps[MAP__FUNCTION]->end == 0)
-		machine->vmlinux_maps[MAP__FUNCTION]->end = ~0ULL;
+	int i;
+
+	for (i = 0; i < MAP__NR_TYPES; i++) {
+		machine->vmlinux_maps[i]->start = event->mmap.start;
+		machine->vmlinux_maps[i]->end   = (event->mmap.start +
+						   event->mmap.len);
+		/*
+		 * Be a bit paranoid here, some perf.data file came with
+		 * a zero sized synthesized MMAP event for the kernel.
+		 */
+		if (machine->vmlinux_maps[i]->end == 0)
+			machine->vmlinux_maps[i]->end = ~0ULL;
+	}
 }
 
 static int machine__process_kernel_mmap_event(struct machine *machine,
-- 
1.7.11.7

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