From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f43.google.com (mail-io1-f43.google.com [209.85.166.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C4B7C1E2611 for ; Wed, 19 Mar 2025 17:10:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.43 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742404213; cv=none; b=RViriVcpMarKMIZ10ujXpXThcHVru7piMKSocQ+dmosWuhWGAniAZa2SFP3dtBx3csbuQWPvoLeXTKGhO4hSFrXebB9TOdOhtwRu/34IarAZnZklfZGZwiLFoSY8TdTQ9fbNGhg+GXHVY+U4yzYSV8879ACdzFEmDavppR2zTiU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742404213; c=relaxed/simple; bh=5d7upz7B/l6U5x0NMnEBfrZij8ioogDhdiOywgYsZFk=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=RBCRsYAZFO5PRoe2EtPnypJwdrO+jbQyjityawkECxzJu/C+s6WKfVDgOSkVCmwUsAfC+hNsi2eHW3SPBBhdkUWISEL/Sa9FkDRYm4ripy/SFBGKFJQOylwP7pJ30wZ+lMReQjcMxUFURsC9VGHkSePGC6oDuT6cEnAEiA3d9cQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk; spf=pass smtp.mailfrom=kernel.dk; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b=cy15NsXG; arc=none smtp.client-ip=209.85.166.43 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kernel.dk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20230601.gappssmtp.com header.i=@kernel-dk.20230601.gappssmtp.com header.b="cy15NsXG" Received: by mail-io1-f43.google.com with SMTP id ca18e2360f4ac-85d9a87660fso578819539f.1 for ; Wed, 19 Mar 2025 10:10:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1742404209; x=1743009009; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=xvKPIfaaqvxeP2gFs1lsUm/HPuI7R2LP+xgOJBg1ojE=; b=cy15NsXGNj5lfba15RiqSl6+7Aj8QajiGwtvKmLTVdFUfi4RqJHrRknjXdvlSIglBq E7FSZygjeypE5VVRjqZenj5ozOmRz230PqFKD1fsDkQF8A45qDvzzblB2k7+bt0/NsGa uVIoPgjh+I58CZ9ysGGSNeDrwTP9VpNaK5yK/SqfcB09nQsNDj8H2OhDoyTOi7B9esMe OEFCtY4WHtzXs0BZVBe5owm3053ckMyS/NOWMrb4mVJMJzfJi06o2CqP/JCdoHZdcUrp pCCQs4jl+berbgYY0DH5Bv7RHrZl9YyqdesuSWoMdOpSeXt90apZbKaAn3+SASZGIga/ 9m/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742404209; x=1743009009; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=xvKPIfaaqvxeP2gFs1lsUm/HPuI7R2LP+xgOJBg1ojE=; b=aD4S6MilcBbEAiA5dUXA6Py9DOTJfzI7xNigNtwAatlVduSHTHabWf2TMu/iKxe2KF ljlIxlGgu5vca+kAkXf5gbPCAeBmkUisYtAy3TUXA5uRUxOWoDfySRiOKFLOQKrxbBPc gmMB/6mfeRre5TesXmNxktQ4ShDNdIgN8oOJcFCnN+xD7yv8Qf9rqWMY9QjFUFGFNWcl pRoXPwX1liyZ1pDp2rqy5Jg6jrWXZM8M4CRnpgzrAEMlRvLsWxZxZ/U93gX/DgzIpEyh sootEpskznV7H7xMrqgWIC3hgS/mDSDMynSJt+sld308uZsHgv/o+VSUfQRsGg8+HQq0 muKw== X-Forwarded-Encrypted: i=1; AJvYcCV6KxzdNhsmuoEjMW/yJu7RRSHPbclItGNQMzhW3b/LGARwN3K67eI/AFfuB7cWv/dfStnuVR/+cA==@vger.kernel.org X-Gm-Message-State: AOJu0YxvrUwAOoxlLCxO5WFwJg//Wvckq6/0cmJ6z3Wxc9Tukq+YFRHw +QZL94SIjwaDgW41q8ETPzOUMmgZ7EippfXkaJHS78Sc1P6i+zNieIX3SNp3bac= X-Gm-Gg: ASbGnctL3uFri5RcSKZzaod8HBvOI8QisAh0YgpE3JSD0PtJ4V4f1QXU2QrLxdUlJr6 BhJA3mUL32RsjD3wGFOtEgVz667qLjzo9qHBQts4L9PiKDr0AsrWSJHonsplNERr739nUXbcSIl sJMYWmH0fQXMoutwS8NuX3xlPtWjX3Fwk5rgYve1g/bkCbrO6egtc39quHMcLG2HsLLzSKT21BY sl5oCuBmDkUCBqUz3aEabdnPqNf1tz5CsvlfFnh4mHJMrAYFuPi9p2n3w6FJ6dA1Kkm6GWlp5c8 Z4qhj3RlitZw8X2CexOTRGUBSCpPXNaFE6RZLj9y X-Google-Smtp-Source: AGHT+IGWl2I1xOgcxt/qEPpyHQ8BUlc3Uem9MmYeYl7m1Gz6G3S8Ky41p9F2HGEzpxK/50SXU7PFVA== X-Received: by 2002:a05:6e02:1549:b0:3d3:e3fc:d5e1 with SMTP id e9e14a558f8ab-3d586b1b246mr35475725ab.1.1742404208874; Wed, 19 Mar 2025 10:10:08 -0700 (PDT) Received: from [192.168.1.116] ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id e9e14a558f8ab-3d47a72e015sm37657205ab.56.2025.03.19.10.10.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 Mar 2025 10:10:08 -0700 (PDT) Message-ID: <4ba22ceb-d910-4d2c-addb-dc8bcb6dfd91@kernel.dk> Date: Wed, 19 Mar 2025 11:10:07 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: (subset) [RFC PATCH v5 0/5] introduce io_uring_cmd_import_fixed_vec To: dsterba@suse.cz Cc: Josef Bacik , David Sterba , Pavel Begunkov , Sidong Yang , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, io-uring@vger.kernel.org References: <20250319061251.21452-1-sidong.yang@furiosa.ai> <174239798984.85082.13872425373891225169.b4-ty@kernel.dk> <20250319170710.GK32661@suse.cz> Content-Language: en-US From: Jens Axboe In-Reply-To: <20250319170710.GK32661@suse.cz> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 3/19/25 11:07 AM, David Sterba wrote: > On Wed, Mar 19, 2025 at 09:27:37AM -0600, Jens Axboe wrote: >> On 3/19/25 9:26 AM, Jens Axboe wrote: >>> >>> On Wed, 19 Mar 2025 06:12:46 +0000, Sidong Yang wrote: >>>> This patche series introduce io_uring_cmd_import_vec. With this function, >>>> Multiple fixed buffer could be used in uring cmd. It's vectored version >>>> for io_uring_cmd_import_fixed(). Also this patch series includes a usage >>>> for new api for encoded read/write in btrfs by using uring cmd. >>>> >>>> There was approximately 10 percent of performance improvements through benchmark. >>>> The benchmark code is in >>>> https://github.com/SidongYang/btrfs-encoded-io-test/blob/main/main.c >>>> >>>> [...] >>> >>> Applied, thanks! >>> >>> [1/5] io_uring: rename the data cmd cache >>> commit: 575e7b0629d4bd485517c40ff20676180476f5f9 >>> [2/5] io_uring/cmd: don't expose entire cmd async data >>> commit: 5f14404bfa245a156915ee44c827edc56655b067 >>> [3/5] io_uring/cmd: add iovec cache for commands >>> commit: fe549edab6c3b7995b58450e31232566b383a249 >>> [4/5] io_uring/cmd: introduce io_uring_cmd_import_fixed_vec >>> commit: b24cb04c1e072ecd859a98b2e4258ca8fe8d2d4d >> >> 1-4 look pretty straight forward to me - I'll be happy to queue the >> btrfs one as well if the btrfs people are happy with it, just didn't >> want to assume anything here. > > For 6.15 is too late so it makes more sense to take it through the btrfs > patches targetting 6.16. No problem - Sidong, guessing you probably want to resend patch 5/5 once btrfs has a next branch based on 6.15-rc1 or later. -- Jens Axboe