perf kvm: Get rid of unused guest_kallsyms

guest_kallsyms is redundant here, remove it.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Yanmin Zhang <yanmin_zhang@linux.intel.com>
LKML-Reference: <4C241140.9090008@cn.fujitsu.com>
Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 0 insertions, 9 deletions

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 86b1c3b6264e..0df64088135f 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.