From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Duyck Subject: [net-next PATCH] ixgbe: Drop unnecessary call to rcu_barrier Date: Mon, 30 Mar 2015 09:41:38 -0700 Message-ID: <20150330164138.1335.47547.stgit@ahduyck-vm-fedora22> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: jeffrey.t.kirsher@intel.com To: netdev@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:51037 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752828AbbC3Qlk (ORCPT ); Mon, 30 Mar 2015 12:41:40 -0400 Sender: netdev-owner@vger.kernel.org List-ID: The ixgbe driver hasn't used call_rcu to free the rings for some time now. Since that is the case the call to rcu_barrier can be dropped since calls to kfree_rcu don't require it. Signed-off-by: Alexander Duyck --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 395dc6bb5d82..d628c0173e29 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -8977,8 +8977,6 @@ static void __exit ixgbe_exit_module(void) pci_unregister_driver(&ixgbe_driver); ixgbe_dbg_exit(); - - rcu_barrier(); /* Wait for completion of call_rcu()'s */ } #ifdef CONFIG_IXGBE_DCA