linux-kernel - [PATCH 6/6] perf kvm: Get rid of unused guest

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Date:	Fri, 25 Jun 2010 10:59:26 -0300
From:	Arnaldo Carvalho de Melo <acme@...radead.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	linux-kernel@...r.kernel.org,
	Gui Jianfeng <guijianfeng@...fujitsu.com>,
	Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Yanmin Zhang <yanmin_zhang@...ux.intel.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 6/6] perf kvm: Get rid of unused guest_kallsyms

From: Gui Jianfeng <guijianfeng@...fujitsu.com>

guest_kallsyms is redundant here, remove it.

Cc: Ingo Molnar <mingo@...e.hu>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc: Yanmin Zhang <yanmin_zhang@...ux.intel.com>
LKML-Reference: <4C241140.9090008@...fujitsu.com>
Signed-off-by: Gui Jianfeng <guijianfeng@...fujitsu.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/builtin-record.c |    9 ---------
 1 files changed, 0 insertions(+), 9 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 86b1c3b..0df6408 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -445,8 +445,6 @@ static void atexit_header(void)
 static void event__synthesize_guest_os(struct machine *machine, void *data)
 {
 	int err;
-	char *guest_kallsyms;
-	char path[PATH_MAX];
 	struct perf_session *psession = data;
 
 	if (machine__is_host(machine))
@@ -466,13 +464,6 @@ static void event__synthesize_guest_os(struct machine *machine, void *data)
 		pr_err("Couldn't record guest kernel [%d]'s reference"
 		       " relocation symbol.\n", machine->pid);
 
-	if (machine__is_default_guest(machine))
-		guest_kallsyms = (char *) symbol_conf.default_guest_kallsyms;
-	else {
-		sprintf(path, "%s/proc/kallsyms", machine->root_dir);
-		guest_kallsyms = path;
-	}
-
 	/*
 	 * We use _stext for guest kernel because guest kernel's /proc/kallsyms
 	 * have no _text sometimes.
-- 
1.6.2.5

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