linux-kernel - [tip:perf/core] perf symbols: Add path to Ubuntu kernel debuginfo file

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Message-ID: <tip-c657f423aed0d836c807ea1d6d8d28b3914446fa@git.kernel.org>
Date:	Thu, 18 Sep 2014 22:22:44 -0700
From:	tip-bot for Anton Blanchard <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, paulus@...ba.org,
	anton@...ba.org, hpa@...or.com, mingo@...nel.org,
	peterz@...radead.org, namhyung@...nel.org, jolsa@...hat.com,
	tglx@...utronix.de
Subject: [tip:perf/core] perf symbols:
  Add path to Ubuntu kernel debuginfo file

Commit-ID:  c657f423aed0d836c807ea1d6d8d28b3914446fa
Gitweb:     http://git.kernel.org/tip/c657f423aed0d836c807ea1d6d8d28b3914446fa
Author:     Anton Blanchard <anton@...ba.org>
AuthorDate: Mon, 15 Sep 2014 16:57:56 -0300
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Wed, 17 Sep 2014 17:08:10 -0300

perf symbols: Add path to Ubuntu kernel debuginfo file

Ubuntu places the kernel debuginfo in /usr/lib/debug/boot/vmlinux-*

Signed-off-by: Anton Blanchard <anton@...ba.org>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
echo Link: http://lkml.kernel.org/n/tip-`ranpwd -l 24`@....kernel.org
Link: http://lkml.kernel.org/r/20140909091152.2698c0f7@kryten
[ Adapted it to use the perf.data file kernel version as in 0a7e6d1b6844 ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/symbol.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 1adb143..be84f7a 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -1757,7 +1757,7 @@ static int vmlinux_path__init(struct perf_session_env *env)
 	char bf[PATH_MAX];
 	char *kernel_version;
 
-	vmlinux_path = malloc(sizeof(char *) * 5);
+	vmlinux_path = malloc(sizeof(char *) * 6);
 	if (vmlinux_path == NULL)
 		return -1;
 
@@ -1788,6 +1788,12 @@ static int vmlinux_path__init(struct perf_session_env *env)
 	if (vmlinux_path[vmlinux_path__nr_entries] == NULL)
 		goto out_fail;
 	++vmlinux_path__nr_entries;
+	snprintf(bf, sizeof(bf), "/usr/lib/debug/boot/vmlinux-%s",
+		 kernel_version);
+	vmlinux_path[vmlinux_path__nr_entries] = strdup(bf);
+	if (vmlinux_path[vmlinux_path__nr_entries] == NULL)
+		goto out_fail;
+        ++vmlinux_path__nr_entries;
 	snprintf(bf, sizeof(bf), "/lib/modules/%s/build/vmlinux", kernel_version);
 	vmlinux_path[vmlinux_path__nr_entries] = strdup(bf);
 	if (vmlinux_path[vmlinux_path__nr_entries] == NULL)
--
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