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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 79605C4332F for ; Fri, 10 Nov 2023 23:19:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0135410E2C3; Fri, 10 Nov 2023 23:19:26 +0000 (UTC) Received: from sin.source.kernel.org (sin.source.kernel.org [IPv6:2604:1380:40e1:4800::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0F53510E2C3 for ; Fri, 10 Nov 2023 23:19:24 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 62F99CE1299; Fri, 10 Nov 2023 23:19:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 79674C433C8; Fri, 10 Nov 2023 23:19:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1699658361; bh=1I7t6Ai+hRiLbbZt727Rjf2UhRX77+78thKzDhoeWNo=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=O87Imx2q0q+m9Txp/BMMtKPySHNAC/fXEp5NddB1B31ZjSiC47SpaEs6eJBarHKXm +Erk7Qmwa9yVFKKwvAYiGm5AWGK5QVV9b33ahB3sp2SIc6T2CW+FOMDLZq8nL5UCqL TtRaBspceqey9QIfFnaplznB+rFQXDfxqixws23mVhSOk/JejjtM/hFqCymVDQ52n7 tkXcanIIYj9S5W1AQ0IR8GD/uNZMowbqeS9hpF9JS8WIJR9L0qjPwiVrM+/FWRCsTz LWLgjQbjT2MJdhifaDNGqktUUGdKgMvYBKr3eMlvijg9am5zIQ3eX6QWTgNboVneoe 5FQBROhSnrQRw== Date: Fri, 10 Nov 2023 15:19:19 -0800 From: Jakub Kicinski To: Mina Almasry Subject: Re: [RFC PATCH v3 10/12] tcp: RX path for devmem TCP Message-ID: <20231110151919.4789d54b@kernel.org> In-Reply-To: <20231106024413.2801438-11-almasrymina@google.com> References: <20231106024413.2801438-1-almasrymina@google.com> <20231106024413.2801438-11-almasrymina@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kaiyuan Zhang , dri-devel@lists.freedesktop.org, Eric Dumazet , linux-kselftest@vger.kernel.org, Shuah Khan , Sumit Semwal , linux-arch@vger.kernel.org, Willem de Bruijn , Jeroen de Borst , Paolo Abeni , linux-media@vger.kernel.org, Jesper Dangaard Brouer , Arnd Bergmann , linaro-mm-sig@lists.linaro.org, Shakeel Butt , Willem de Bruijn , netdev@vger.kernel.org, David Ahern , Ilias Apalodimas , linux-kernel@vger.kernel.org, "David S. Miller" , Praveen Kaligineedi , Christian =?UTF-8?B?S8O2bmln?= Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Sun, 5 Nov 2023 18:44:09 -0800 Mina Almasry wrote: > + if (!skb_frags_not_readable(skb)) { nit: maybe call the helper skb_frags_readable() and flip the polarity, avoid double negatives.