From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f49.google.com (mail-io1-f49.google.com [209.85.166.49]) (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 300512C6A3 for ; Thu, 27 Feb 2025 23:50:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.49 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740700237; cv=none; b=UIJNOuSwKPS00IJNaLdbNJ9SNbsyLk6XjZdhurEsLZpmBMdyOIOiAcr3D0tnCwNrw3chCgY2ZoijaSUO4Lf+YBZlRM2wFutQVovf87y8rIMg1TkNHwAiImeBGOGqECqyLne4wnkNMAjztmuZf6QltO/BqwzIBOLo9euna14sBTI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740700237; c=relaxed/simple; bh=5+iXgmLlQmW2LmSgyiBuDpzfwEE+8yVTlBsst65W1zM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=AYT7JOeywJPCLu3pgkey9yDQDxWH3yeAcpv8DoIFYFKbdn5BfnqUfFgJ7cxVi7OCpgK2uDBjtvygPPyr3siF5JYdu0cscnzsMqO1y3h2x1RifU2uSoE5EC7Nmn4Ao8EVcwJoaQa15ggInf+VWrKvdfvCjfm5rAdQoWL46evmza8= 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=nFTUKvGc; arc=none smtp.client-ip=209.85.166.49 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="nFTUKvGc" Received: by mail-io1-f49.google.com with SMTP id ca18e2360f4ac-855a7e3be3fso115471339f.2 for ; Thu, 27 Feb 2025 15:50:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20230601.gappssmtp.com; s=20230601; t=1740700232; x=1741305032; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:content-language:from :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=/MrW9oYu7MINLs/fTPWfiPiv9Pd0BlSPYSGo4GMsrr0=; b=nFTUKvGci2j1kLgKouJhNafbr9llxWfbrrdlFg/UI4BIZkcQMfWJHkUOQN5OOya43B 14gW8Y+9a9kSDaAq/jKbah8t0KpTfmOq1hJ8c8WZFY/rBKlQtuNX09+rjSKANLwUkeyD 6xi1EQdqTn/Kzg+fTmidVqsMjI7Tn1WWkkqVtEMrnaokI/77t1JG9mrB5FjX7OzAVO58 LvVjWUAZ68wIfpPY1qhvRgz6e+1J3ugfoGTWRWBr1SbqOLMZKeOaYXM9cQyQ9oB9rFBY yjcJBGG7zv0k46ho3HzXovPcpiF9zXDg9g2DfkB/LlgTAYdDWogir261aPkeneobj7mA Jszw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740700232; x=1741305032; h=content-transfer-encoding:in-reply-to:content-language:from :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=/MrW9oYu7MINLs/fTPWfiPiv9Pd0BlSPYSGo4GMsrr0=; b=dte2/lAXvSyQNZpcwsLv91GHSlRNxbOnDxIkvrVkOTvMI2hZhs3KiCVlRAUspB0lOM SUP5kjHyQjRgVyAYrN0oFyRGnZcbxCmAx4SCO6uwzKgT5+mS+z5i01VyfRtO4A9KJ73h zzuJif+wH8GWDQJsRnthdKna8ncCw+//z1L5wbAAegK0iUGZu3u7ueNbBY4zgKJuv9/Q 1VTpIfhmV3fIgIR3iqQyzoCAzIigEdLTBt9GZBXvLKjQzwjuWcgNbDmyhfHQm8NTvl3/ vcojed9qOzyUfWroXQG722H9sHtDZTcddvJUIcbMT3sTkaFrIKNZCAweBsNiqaHKwmqM JTfA== X-Forwarded-Encrypted: i=1; AJvYcCXymtfHWRQxjzQtwTamKw6gUkGdyjjgnzyTl62/KGwfenMzMbCe8CHK2p52CE1lDtZjoP7L5ahP/Q==@vger.kernel.org X-Gm-Message-State: AOJu0YyFFA0+n/4O3EG/LYC1CZYwFcJF00rKE30C40PKtKhgNDfOpdAH m1ESNEjX6cLPfsmODhZ56jil8cMenOp0+BUINStkT8U3uiZRAdn+MSoHjQzQHfbXqMzF7mAkVPV T X-Gm-Gg: ASbGncsDEKD4AJvyYxYAtrbxCA2R2LL5V9vqs+81ceYdHn3LaIzbs08THSRoYfI3JL2 ipopUx615+0FW20LK+uQxYVgejnnGk8pwaaIkpAnuWt4zq92VSBHTIx9BG2EIHwHo7kivOcl5fu g5g1ojXvwGxzT8P0DXNQO+ocWmOJ6Lau+ZH15dPXByolTvV5oZadys1e5OHSXBQMRY+hjNxJgdZ UUg4p4vSq/NjqAN+LF0OQK3fOGs8SHl+HVGhjMFilvtvXtmT3wTY/Vuf/NVUODfMSoyjeb40Pxo 6QJC0vqiChoXnnR6OVO9I1A= X-Google-Smtp-Source: AGHT+IHSRlM3w45VHLLMK6HPiygexZv4dV4SqmsXYaIZxGsowPQTTGBfz1MH1pCv0maLCVB8fNpkuw== X-Received: by 2002:a05:6e02:1a6b:b0:3d0:405d:e94f with SMTP id e9e14a558f8ab-3d3e6f51b7fmr14092215ab.17.1740700232541; Thu, 27 Feb 2025 15:50:32 -0800 (PST) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4f061c5053bsm601823173.38.2025.02.27.15.50.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 27 Feb 2025 15:50:31 -0800 (PST) Message-ID: <1855c57b-13c9-49fe-b7af-a277f8c8b2c6@kernel.dk> Date: Thu, 27 Feb 2025 16:50:31 -0700 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: [PATCHv8 6/6] io_uring: cache nodes and mapped buffers To: Keith Busch , ming.lei@redhat.com, asml.silence@gmail.com, linux-block@vger.kernel.org, io-uring@vger.kernel.org Cc: linux-nvme@lists.infradead.org, csander@purestorage.com, Keith Busch References: <20250227223916.143006-1-kbusch@meta.com> <20250227223916.143006-7-kbusch@meta.com> From: Jens Axboe Content-Language: en-US In-Reply-To: <20250227223916.143006-7-kbusch@meta.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2/27/25 3:39 PM, Keith Busch wrote: > @@ -119,22 +137,44 @@ static void io_buffer_unmap(struct io_ring_ctx *ctx, struct io_mapped_ubuf *imu) > if (imu->acct_pages) > io_unaccount_mem(ctx, imu->acct_pages); > imu->release(imu->priv); > - kvfree(imu); > } io_free_imu(ctx, imu); ? -- Jens Axboe