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[209.132.180.67]) by mx.google.com with ESMTP id r1si6565810otq.298.2020.02.24.07.36.04; Mon, 24 Feb 2020 07:36:16 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=NLvGifZF; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727948AbgBXPf5 (ORCPT + 99 others); Mon, 24 Feb 2020 10:35:57 -0500 Received: from mail-io1-f66.google.com ([209.85.166.66]:38316 "EHLO mail-io1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727299AbgBXPf4 (ORCPT ); Mon, 24 Feb 2020 10:35:56 -0500 Received: by mail-io1-f66.google.com with SMTP id s24so10671707iog.5 for ; Mon, 24 Feb 2020 07:35:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=zddawmptTj8O/iOFAeDEIVRJudMFVZUKfFGPqjx1LMk=; b=NLvGifZF6nw+IxiFIhrBLRrajvZsnwn1tkIxXaXebNAqQHMSuIBDN2uVpU6oYpef8H YcAsxc1k6I4XLVgnP/rr3t6/nGF8DUpFgf0RBC3eDBl1skBwR2b+XcQNzsmb9DkMPk/h kTQZaRz76MdM/7+E9AgkSMHFh1DMeJCljGydy2AB6sd75EozDgzhpGd4fszRSu6MkPoH d3qbbRezx8I+B8ILIZtOYrllU3XNFtpUiBsIMaZckU4xZ1qaE0AW6VKNpzPzKEyWnE9c O9s3ovM1lZjclsudzHwkv1PmmFUUwFjX24yERfq0Bn0s9xZhQkYW4EVxMMsan6OxCF3y tHgg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=zddawmptTj8O/iOFAeDEIVRJudMFVZUKfFGPqjx1LMk=; b=pqnTpaBMpkBRrtampGwz7st0PxGUiyqaU7JrVa73FXkKwWkB9w8gysI9iwsN90UGnU otynP44UFdgRYJkDl8/Psg3l9tWWWYVaicatjHJeT2+PFwlfqiAV+TWT2EJj9UFXLYJB XkeY6cig8svtHlEMI/NwCDs8tLMP49vqGjA4IVpnWi201wQresfYY25TdbpeaLVwydf2 em0f1xpJL+4PnKObsTZ3HllDtbAOfxcCrurbnfNd8tcdVBFJae/OBb9nW7+LIzki+M3k Xlys683UuQloU84Vyod5k7rWmZrkKl2/kdmCZTEdjk6mg00Xpi1byw+DF1lFKGo/kWfm XG0w== X-Gm-Message-State: APjAAAWa7dKuToTdyXIQhxNrN78YBOlJDhLchVIPBchU0evSuKNOudHd T6mYec2MFC2zyoqrD9gCge6bApNBtPg= X-Received: by 2002:a6b:6604:: with SMTP id a4mr54584788ioc.300.1582558554596; Mon, 24 Feb 2020 07:35:54 -0800 (PST) Received: from [192.168.1.159] ([65.144.74.34]) by smtp.gmail.com with ESMTPSA id v5sm4426550ilg.73.2020.02.24.07.35.53 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Feb 2020 07:35:53 -0800 (PST) Subject: Re: [PATCH v4 0/3] io_uring: add splice(2) support To: Pavel Begunkov , Alexander Viro , Stefan Metzmacher , io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org References: From: Jens Axboe Message-ID: <923cc84a-e11f-2a16-2f12-ca3ba2f3ade4@kernel.dk> Date: Mon, 24 Feb 2020 08:35:51 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/24/20 1:32 AM, Pavel Begunkov wrote: > *on top of for-5.6 + async patches* > > Not the fastets implementation, but I'd need to stir up/duplicate > splice.c bits to do it more efficiently. > > note: rebase on top of the recent inflight patchset. Let's get this queued up, looks good to go to me. Do you have a few liburing test cases we can add for this? -- Jens Axboe