From d086100b35a163c2fc7acbc05e303d5504d6980d Mon Sep 17 00:00:00 2001
From: Masamichi Takagi <masamichi.takagi@riken.jp>
Date: Fri, 27 Mar 2020 02:35:03 -0400
Subject: [PATCH] perf: REFRESH: Don't perform perf_start

Change-Id: I70194467d357770f982d90a6f9b132a61a817fc5
---
 kernel/syscall.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/syscall.c b/kernel/syscall.c
index 97d9cf95..d59d9955 100644
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@@ -4337,7 +4337,8 @@ perf_ioctl(struct mckfd *sfd, ihk_mc_user_context_t *ctx)
 		if(event->attr.inherit)
 			return -EINVAL;
 
-		perf_start(event);
+		/* REFRESH doesn't need to include ENABLE */
+		/* perf_start(event); */
 
 		break;
 	default :