[PATCH 01/21] perf machine: Set kernel data mapping length

From: Arnaldo Carvalho de Melo
Date: Fri Nov 09 2012 - 16:44:16 EST


From: Namhyung Kim <namhyung.kim@xxxxxxx>

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

Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1352273234-28912-3-git-send-email-namhyung@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
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 502eec0..4c6754a 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,
--
1.7.9.2.358.g22243

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