From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1123CEB64D9 for ; Thu, 29 Jun 2023 23:44:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232116AbjF2Xo1 (ORCPT ); Thu, 29 Jun 2023 19:44:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37184 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231282AbjF2XoL (ORCPT ); Thu, 29 Jun 2023 19:44:11 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED7843AAB for ; Thu, 29 Jun 2023 16:43:43 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BB1E86167A for ; Thu, 29 Jun 2023 23:43:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 76DA5C433C9; Thu, 29 Jun 2023 23:43:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688082200; bh=KIYW1lUTJeQEkbIElm6us4axZkg9EmgFSwq92AAsf6A=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=FAwxhF/sxTGaYZAjCNqCnXzM7+1IK6BDzDB725t8iS0GHPDcS1bhTM8BwwZl6JeVx 61w93PxTHNhifhYhOawcWoYmxCqnzubKSubp9DLbQgU5P8G5Z/IdzpHEVRCTKsikYr I7EkcgcYNjVcKq2Id/oC2GgeGbmBqOPfYQqZC7PtYzGfRG+4O34EytEQW0oF0aqKAQ 803uYRUYut+Nfy4yz0+l6nAZLT68yUufkg5pNe0mCuD15bJ0+Q2Vj1FQ3H5TtaMdTm SmurcO0ub7iNkhFWFvhRR4LvPCC0uoam7AqUJfZjdPBphlYAfCZynAHlsqyoRcpell xnaG0uRIZVnag== Date: Thu, 29 Jun 2023 16:43:18 -0700 From: Jakub Kicinski To: David Howells Cc: Aurelien Aptel , netdev@vger.kernel.org, Alexander Duyck , "David S. Miller" , Eric Dumazet , Paolo Abeni , Willem de Bruijn , David Ahern , Matthew Wilcox , Jens Axboe , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Sagi Grimberg , Willem de Bruijn , Keith Busch , Jens Axboe , Christoph Hellwig , Chaitanya Kulkarni , linux-nvme@lists.infradead.org, llvm@lists.linux.dev Subject: Re: [PATCH net-next v3 10/18] nvme/host: Use sendmsg(MSG_SPLICE_PAGES) rather then sendpage Message-ID: <20230629164318.44f45caf@kernel.org> In-Reply-To: <58466.1688074499@warthog.procyon.org.uk> References: <253mt0il43o.fsf@mtr-vdi-124.i-did-not-set--mail-host-address--so-tickle-me> <20230620145338.1300897-1-dhowells@redhat.com> <20230620145338.1300897-11-dhowells@redhat.com> <58466.1688074499@warthog.procyon.org.uk> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 29 Jun 2023 22:34:59 +0100 David Howells wrote: > if (!sendpage_ok(page)) > - msg.msg_flags &=3D ~MSG_SPLICE_PAGES, > + msg.msg_flags &=3D ~MSG_SPLICE_PAGES; =F0=9F=98=B5=EF=B8=8F Let me CC llvm@ in case someone's there is willing to make=20 the compiler warn about this.