linux-kernel - [PATCH 1/3] perf kvm: Get rid of unused guest

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Date:	Fri, 25 Jun 2010 10:15:28 +0800
From:	Gui Jianfeng <guijianfeng@...fujitsu.com>
To:	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Yanmin Zhang <yanmin_zhang@...ux.intel.com>
CC:	mingo@...e.hu,
	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	a.p.zijlstra@...llo.nl
Subject: [PATCH 1/3] perf kvm: Get rid of unused guest_kallsyms

guest_kallsyms is redundant here, remove it.

Signed-off-by: Gui Jianfeng <guijianfeng@...fujitsu.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 dc3435e..abaf0f8 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -439,8 +439,6 @@ 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))
@@ -460,13 +458,6 @@ 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.
-- 
1.6.5.2


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