From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752612AbeESVEu (ORCPT ); Sat, 19 May 2018 17:04:50 -0400 Received: from mail-qk0-f195.google.com ([209.85.220.195]:40083 "EHLO mail-qk0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752515AbeESVEq (ORCPT ); Sat, 19 May 2018 17:04:46 -0400 X-Google-Smtp-Source: AB8JxZpszuJ8jlPSJkhngfPgVFhYzdeBYNc3zm12MZBgSdgrt0hfrOttsyjOeC6+lwM1SdkTAQokyw== Date: Sat, 19 May 2018 18:04:42 -0300 From: Marcelo Ricardo Leitner To: Vlad Buslov Cc: netdev@vger.kernel.org, davem@davemloft.net, jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us, pablo@netfilter.org, kadlec@blackhole.kfki.hu, fw@strlen.de, ast@kernel.org, daniel@iogearbox.net, edumazet@google.com, keescook@chromium.org, linux-kernel@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, kliteyn@mellanox.com Subject: Re: [PATCH 02/14] net: sched: change type of reference and bind counters Message-ID: <20180519210442.GA5488@localhost.localdomain> References: <1526308035-12484-1-git-send-email-vladbu@mellanox.com> <1526308035-12484-3-git-send-email-vladbu@mellanox.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1526308035-12484-3-git-send-email-vladbu@mellanox.com> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 14, 2018 at 05:27:03PM +0300, Vlad Buslov wrote: > Change type of action reference counter to refcount_t. > > Change type of action bind counter to atomic_t. > This type is used to allow decrementing bind counter without testing > for 0 result. ... and in what does not testing for 0 result helps? Marcelo