Received: by 2002:a05:6358:3188:b0:123:57c1:9b43 with SMTP id q8csp1065114rwd; Wed, 7 Jun 2023 10:26:46 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ5qRE6E4yebNliMr9zD9mwfJ+JBPv+7NQHXS/ClIiVfflUKrLBYTGcWgUtESGUoTN4WEBAB X-Received: by 2002:a05:6a00:ccc:b0:643:59cd:6cad with SMTP id b12-20020a056a000ccc00b0064359cd6cadmr7615528pfv.24.1686158806113; Wed, 07 Jun 2023 10:26:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1686158806; cv=none; d=google.com; s=arc-20160816; b=ZWs95X8OQ05shLSbPij/a9N4tZcbzvYBoj4Srxo5ZZyE8sAT53PvKY8JyITlCLVGqU 2oHiyb5II1yzvb71EV7QossPgKRLeKFldttfxRGGMc+g9QdL50XDZkob7sdIYAcYj26B pCnRJvRWulxsIXWSZWeCo8T3xtqdxXlBnRVukATj//ZMq7aDQGHg3H4fe5dN2fGmwLpN gBoduEv2Y46gA/k9384XMvGoOeyG7J9uoKULrTngCt6tm+Z/x5AyNOiTIZcrJQ+2Vs+L 52bDHjn86zxgR2l8z8a6D2zRjft2ydOX29zwLfG+Z3I5j7Nt23ugRUN/7FlU8VAdjTzZ toOA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:content-id:mime-version:subject :cc:to:references:in-reply-to:from:organization:dkim-signature; bh=E/4eS/lJzQiNy8tMpqwPuOfCnp2B44jW2PUSyg6nSfU=; b=P4s4/DU+Qm88+v5Lqr+LOMBtHlioa/V3YqePK7uw55rOSch5YGqjc56MVlvspxRMu4 UYcrpU8iNBR81Ki6rt2a9hO+N3OwP/hUZcG4moD11YVtk23PY28B1U7XXArAIX6Azku7 jUuSxhPWogT1JLvUqvJESPGipnSBF6wk5GmQzwzqVlA8XL5ab7jDGE4EYNuw2PF4/p8W NIkLoG5I5F0SzdN4kebNC9bWbAlDYpyL42L4/wHNvfAxDq2Lqd0APObEz40netBvHz7T 7k+TYrWAixek+CqRthoAq0r6irv1YudrXWcsuTJ3Dnk26u89k67pEYz7cYgoS8m34ilb Vl1Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=XCDxYdsH; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id m9-20020a654389000000b0053fbb36fc65si9426578pgp.382.2023.06.07.10.26.33; Wed, 07 Jun 2023 10:26:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=XCDxYdsH; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230043AbjFGRLG (ORCPT + 99 others); Wed, 7 Jun 2023 13:11:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47194 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229544AbjFGRLF (ORCPT ); Wed, 7 Jun 2023 13:11:05 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2F0A61FC2 for ; Wed, 7 Jun 2023 10:10:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1686157813; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=E/4eS/lJzQiNy8tMpqwPuOfCnp2B44jW2PUSyg6nSfU=; b=XCDxYdsHL5jlCXrzQ63i+8mw3z245fziENv2t644LRJRdQmEa6JtZYT4jTn7C6T09odq7+ OD3PzHl0zgUDWZ+VpnxteQolKWwAKWY2+04ZMb3cAx8umxXcUy+Z6c9vFrfFVi+lNvqmmZ 575rVfZBnJ/mwoYKt5RBm4uxt6g6CCE= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-628-iNfVzKGiMs6NtphSbkk2cg-1; Wed, 07 Jun 2023 13:10:12 -0400 X-MC-Unique: iNfVzKGiMs6NtphSbkk2cg-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1B6FF811E7F; Wed, 7 Jun 2023 17:10:10 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.42.28.182]) by smtp.corp.redhat.com (Postfix) with ESMTP id 398402166B26; Wed, 7 Jun 2023 17:10:06 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 From: David Howells In-Reply-To: <20230607160528.20078-1-kuniyu@amazon.com> References: <20230607160528.20078-1-kuniyu@amazon.com> <20230607140559.2263470-10-dhowells@redhat.com> To: Kuniyuki Iwashima Cc: dhowells@redhat.com, axboe@kernel.dk, borisp@nvidia.com, chuck.lever@oracle.com, cong.wang@bytedance.com, davem@davemloft.net, dsahern@kernel.org, edumazet@google.com, john.fastabend@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, pabeni@redhat.com, tom@herbertland.com, tom@quantonium.net, torvalds@linux-foundation.org, willemdebruijn.kernel@gmail.com, willy@infradead.org Subject: Re: [PATCH net-next v5 09/14] kcm: Use splice_eof() to flush MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <2288535.1686157805.1@warthog.procyon.org.uk> Date: Wed, 07 Jun 2023 18:10:05 +0100 Message-ID: <2288536.1686157805@warthog.procyon.org.uk> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Kuniyuki Iwashima wrote: > > + if (skb_queue_empty(&sk->sk_write_queue)) > > nit: would be better to use skb_queue_empty_lockless(). Ok. David