From: tip-bot for Namhyung Kim <namhyung.kim@lge.com>
To: linux-tip-commits@vger.kernel.org
Cc: acme@redhat.com, linux-kernel@vger.kernel.org,
eranian@google.com, paulus@samba.org, hpa@zytor.com,
mingo@kernel.org, a.p.zijlstra@chello.nl, namhyung.kim@lge.com,
namhyung@kernel.org, ak@linux.intel.com, tglx@linutronix.de
Subject: [tip:perf/core] perf machine: Set kernel data mapping length
Date: Tue, 13 Nov 2012 23:29:10 -0800 [thread overview]
Message-ID: <tip-4552cf0f774ae3d24bf31e91324586274a552a66@git.kernel.org> (raw)
In-Reply-To: <1352273234-28912-3-git-send-email-namhyung@kernel.org>
Commit-ID: 4552cf0f774ae3d24bf31e91324586274a552a66
Gitweb: http://git.kernel.org/tip/4552cf0f774ae3d24bf31e91324586274a552a66
Author: Namhyung Kim <namhyung.kim@lge.com>
AuthorDate: Wed, 7 Nov 2012 16:27:10 +0900
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 8 Nov 2012 11:56:16 -0300
perf machine: Set kernel data mapping length
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@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1352273234-28912-3-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/machine.c | 22 +++++++++++++---------
1 files 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,
next prev parent reply other threads:[~2012-11-14 7:29 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-07 7:27 [RFC/PATCH 0/6] perf tools: Additional works for memory access sampling Namhyung Kim
2012-11-07 7:27 ` [PATCH 1/6] perf tools: Synthesize data mmap events for threads Namhyung Kim
2012-11-08 14:55 ` Arnaldo Carvalho de Melo
2012-11-07 7:27 ` [PATCH 2/6] perf tools: Set kernel data mapping length Namhyung Kim
2012-11-14 7:29 ` tip-bot for Namhyung Kim [this message]
2012-11-07 7:27 ` [PATCH 3/6] perf tools: Fix detection of stack area Namhyung Kim
2012-11-14 7:30 ` [tip:perf/core] " tip-bot for Namhyung Kim
2012-11-07 7:27 ` [PATCH 4/6] perf tools: Ignore ABS symbols when loading data maps Namhyung Kim
2012-11-07 7:27 ` [PATCH 5/6] perf tools: Fix output of symbol_daddr offset Namhyung Kim
2012-11-07 7:27 ` [PATCH 6/6] perf tools: Free {branch,mem}_info when freeing hist_entry Namhyung Kim
2012-11-14 7:31 ` [tip:perf/core] perf hists: Free branch_info " tip-bot for Namhyung Kim
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