From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next 0/2] net: avoid some atomic ops when FASYNC is not used Date: Wed, 27 Apr 2016 23:10:08 -0400 (EDT) Message-ID: <20160427.231008.616243718482885421.davem@davemloft.net> References: <1461605974-4242-1-git-send-email-edumazet@google.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, eric.dumazet@gmail.com To: edumazet@google.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:57589 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751710AbcD1DKL (ORCPT ); Wed, 27 Apr 2016 23:10:11 -0400 In-Reply-To: <1461605974-4242-1-git-send-email-edumazet@google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Mon, 25 Apr 2016 10:39:31 -0700 > We can avoid some atomic operations on sockets not using FASYNC I guess a user can do weird things and set/clear the FASYNC bit in the middle of the SOCKWQ_ASYNC_ bit being set, and reset the FASYNC bit later and the SOCKWQ_* state is stale. However, that's probably not worth handling explicitly. Series applied, thanks.