From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752564AbeBVGwx (ORCPT ); Thu, 22 Feb 2018 01:52:53 -0500 Received: from mail-pf0-f195.google.com ([209.85.192.195]:40997 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752462AbeBVGww (ORCPT ); Thu, 22 Feb 2018 01:52:52 -0500 X-Google-Smtp-Source: AH8x2262Dz0HYUIqhkYI3FQI/XnMMcDj1YUb0qU1y3j9sdpfF1HMM7YKZxGXRmg+btGharlllKCPaA== From: zhouzhouyi@gmail.com To: paulmck@linux.vnet.ibm.com, josh@joshtriplett.org, rostedt@goodmis.org, mathieu.desnoyers@efficios.com, jiangshanlai@gmail.com, linux-kernel@vger.kernel.org Cc: Zhouyi Zhou Subject: [PATCH] srcu: remove never used variable Date: Thu, 22 Feb 2018 06:52:37 +0000 Message-Id: <1519282357-17983-1-git-send-email-zhouzhouyi@gmail.com> X-Mailer: git-send-email 1.7.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Zhouyi Zhou In function srcu_gp_end, the variable idxnext is never used after assign, remove it and its assign statement. Signed-off-by: Zhouyi Zhou --- kernel/rcu/srcutree.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index d5cea81..1241715 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -531,7 +531,6 @@ static void srcu_gp_end(struct srcu_struct *sp) unsigned long flags; unsigned long gpseq; int idx; - int idxnext; unsigned long mask; struct srcu_data *sdp; struct srcu_node *snp; @@ -555,7 +554,6 @@ static void srcu_gp_end(struct srcu_struct *sp) /* Initiate callback invocation as needed. */ idx = rcu_seq_ctr(gpseq) % ARRAY_SIZE(snp->srcu_have_cbs); - idxnext = (idx + 1) % ARRAY_SIZE(snp->srcu_have_cbs); rcu_for_each_node_breadth_first(sp, snp) { spin_lock_irq_rcu_node(snp); cbs = false; -- 2.1.4