From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f46.google.com (mail-ej1-f46.google.com [209.85.218.46]) (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 D5D6B208218 for ; Wed, 16 Oct 2024 12:25:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729081512; cv=none; b=lO6we2DBGpoY3j5Pfgv2F+OqL7n1t+FDjPt7XSjsATCZgYsYc8HMVrHroRP8ilHu2uNOpvcEu6AqCo/DB6kJlDHgKb2pJzJ4cvMl/LEXzrrXFma3Zp/r5D/dPYYhappYAK88aGP4YH9s16LpOGXMQzJa61t19jhrI8nr6TbDul8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729081512; c=relaxed/simple; bh=+v6rG5wSb4dBahr+gquV6YM3va8fUspd6ycAgNTzIwo=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=iqqafyG1JHUOj+HL61zX5f0OEbhep79n8yiHyJa2aoZBjZ33s6sjloa5NQ8DLSbTPdZ8g09lG4u6EjPYdZ3kqCg1Xs+nzcQ4Sqw55gON4hdS/Q8z9E9/ZNcuEHegSs2EjGzDm13ISrdTv4DhrcE0INAWixSg/sI9mSUkfJXmE38= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=szeredi.hu; spf=pass smtp.mailfrom=szeredi.hu; dkim=pass (1024-bit key) header.d=szeredi.hu header.i=@szeredi.hu header.b=K+fMav0V; arc=none smtp.client-ip=209.85.218.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=szeredi.hu Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=szeredi.hu Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=szeredi.hu header.i=@szeredi.hu header.b="K+fMav0V" Received: by mail-ej1-f46.google.com with SMTP id a640c23a62f3a-a99eb8b607aso539047466b.2 for ; Wed, 16 Oct 2024 05:25:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=szeredi.hu; s=google; t=1729081509; x=1729686309; darn=vger.kernel.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=+v6rG5wSb4dBahr+gquV6YM3va8fUspd6ycAgNTzIwo=; b=K+fMav0V+ob4q0v4otQIi1MCAxx4GoF34NrJgGNnVYjdaeejJAtKTft/njGBNDQoZf m9s4+IAZ6+aZVjoL56PKzjUPmHZwVZT3rZdHqPZbxyGz9Xsk6/bI9POKo9v/lO/WpLxg YsWdKxpddBgULjodW36yz8Jn+Zjgq65Uu7oNU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729081509; x=1729686309; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=+v6rG5wSb4dBahr+gquV6YM3va8fUspd6ycAgNTzIwo=; b=vP7oyns3Bd8ZM1GDoIHMKq+sXK2r3IcSKdxLUF9andROgg8b2Zq+snlnmje8YF0qw0 nKYXWVVdQ8fjWtLOA9cp9fTr9dzN0wvOlioD1MQMnYM9wuarz9zMCyf7tqHXOT7YPq64 HdXLZkOcZ3TAs4YcnrccQVgeWyYNndFXunVDdzRhVYIvgx7rZPGfGyq2uGheMBZ+8dC+ 0IibIDyk2DyyYtjZVNFy3P/xPSN5x4u1AareQqhBIABi61s4KANi9d5MM7Q+s2jsxhgR Qsmapp0JqKPX5AwXom4M6+zsMTSr3toNwExIi4LIKpp0wVcPFVS47cFvXVqyzh3HVXXP vOBA== X-Forwarded-Encrypted: i=1; AJvYcCXVgwZZ15AKDIX6ZHoepWcGob8d69Tgxzu37a9Rmyly7wGuFHcmQbFg02yokjALH4j0JWvADBCn6g==@vger.kernel.org X-Gm-Message-State: AOJu0YwnAoRwOBe08e/L2oZB0C2hvD+8WXR6WruViE7oelkxzPVYJZOn VDhqXyAYzkbX/fF49K+cAc+lSHazHu5YNrR1wBxsbkRu8mkPjOOUfivIjbCERfSAlFmhjILzNo0 rQzHG/dK2iG182cvEvTPElQr7IPgtuqu0OFN2Dw== X-Google-Smtp-Source: AGHT+IFcGRohMIRRek+8jiWGffqvpNZLg7QzzilyegU9Ui2RrsVY5MHDBsH5yOf7olkwMzj+KKgEs2Kn04m9uTI6IxE= X-Received: by 2002:a17:907:e2a9:b0:a99:fb10:128e with SMTP id a640c23a62f3a-a9a34d0d153mr302830666b.36.1729081509174; Wed, 16 Oct 2024 05:25:09 -0700 (PDT) Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <2fe2a3d3-4720-4d33-871e-5408ba44a543@fastmail.fm> <24ee0d07-47cc-4dcb-bdca-2123f38d7219@fastmail.fm> <74b0e140-f79d-4a89-a83a-77334f739c92@gmail.com> In-Reply-To: From: Miklos Szeredi Date: Wed, 16 Oct 2024 14:24:57 +0200 Message-ID: Subject: Re: Large CQE for fuse headers To: Bernd Schubert Cc: Pavel Begunkov , Ming Lei , Jens Axboe , io-uring@vger.kernel.org, Joanne Koong , Josef Bacik Content-Type: text/plain; charset="UTF-8" On Wed, 16 Oct 2024 at 13:53, Bernd Schubert wrote: > I don't think that complicated. In the end it is just another pointer > that needs to be mapped. We don't even need to use mmap. > At least for zero-copy we will need to the ring non-fuse requests. > For the DDN use case, we are using another io-uring for tcp requests, > I would actually like to switch that to the same ring. Okay, let's try and see how that works. Thanks, Miklos