From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f46.google.com (mail-wm1-f46.google.com [209.85.128.46]) (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 102223E47B; Sun, 8 Dec 2024 23:01:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733698901; cv=none; b=n+3kn6HAc2Y1FhGjTLKg5IwLWdY6bISn0DLRUZjXouScJUh8+iXMrIphgn/e0FuY+5dUbHQZNsjzxZfUSnX0qcU4HPPmrraaLSEzv/ePH+GdsY2SuDoQyNArWXbtGBE90qbsXVlCvG09pgw1VHnbaGaYXy93VoKO8sLte68YA20= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733698901; c=relaxed/simple; bh=pRSew8ldoZx/D99IdRzn1/vkfDdMrL1DzAZxkm/FVpo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=CenPd3cyOajUQIgNjvZS8qcWJzc9iXn4jISqwWgiTQX+mrBfCeIEUqFrd6MDVIuNGXfCkLw1djXwucGUJo+/BnG72mz9BOfOFrIgj65KnXMOBukhdjg648+0GFCUXQQn/lZoxYA5zpkthczkbp3GLdVx76uZ8pp++DdLtWQE+nA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=jz6PVCv4; arc=none smtp.client-ip=209.85.128.46 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jz6PVCv4" Received: by mail-wm1-f46.google.com with SMTP id 5b1f17b1804b1-434a766b475so37030845e9.1; Sun, 08 Dec 2024 15:01:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1733698898; x=1734303698; 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=xh/bXe1Vc0rOdhZWhLPWkB8OfSUsx5Drgeinzv4BMNI=; b=jz6PVCv4rdquWd8ydQWOhxzzdSRuRrPDPRCnP63MbWDN1hqYDtx+ItqB3cxAUZZEUX R8e/mtLb9MVMKbplyhiOo9MtKDEGZxT662l2GJGNKLOg+q7cF+Mup4f+Y5b/a4gH04Wc OYgUpWMMUoAXE9mbpg91/AIUd2r3zi+cwf+RmViZcuSD/zpO1Gc7HCwzwqE3llVPqNhm CPJHUmwJ+Cfo/1lwnxGmw92iBCPKGx3dDuQWUEY2kPoMSZih+HWEhlWat9Jsl92KoKmF nCCFDUpaniiXHtH+44jn57+2XecNwgcXNlHUHnqj3AIyV6gQ39KEzsH/8XjuYtLdIdyK msVQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733698898; x=1734303698; 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=xh/bXe1Vc0rOdhZWhLPWkB8OfSUsx5Drgeinzv4BMNI=; b=mQsHdD1cgpcEcGV6pAETs4kEbWu176PIhnNj2OWcRppRC4++wiG0C0Nwc8dOzG7Sao B3XfhJpLc6cc8XcHBuwVjrEBW6b9QH+mgSl+WScJrfaUURN4NDmNCDaKuap7UQyxF7QP f+yjdAtr3xT7ObZ/D5uvua9LUpYFo/3fg6NX9+1thrbqmaKFIIlfTdjvXPmdZ7vZ89t4 mOxXXS2k9SZ/LI9CDrGOAvkR0k1JgiJwDo0GeilEHJdouzueroLLSbvh5+BwLJJ9P344 6F003AQmsS1wVOsNXXoGpoCixSEZJAf3ETKVDF9zLm4RugmaJ/k2APA9GPPKgG4744y9 PfQA== X-Forwarded-Encrypted: i=1; AJvYcCWRfASe+0UKhYQmAnNZk4cFegxaxbI7Rs/SZSt+PcDPZCR6k9ctDeIAQJf8A89560+2ILR7J+kRod4TXBZ0nw==@vger.kernel.org, AJvYcCXYdmQLcf59vXAY4Q0ZA0lCNOVNSv9FLjo/DzRKWN29Eu0HLiDZcu6AXaLpWNRGkXB3vbprtZwagw==@vger.kernel.org X-Gm-Message-State: AOJu0YwVrzgaWwz67D6rXwh9xolHtAFqZ3thJKyMEDk9OYJScvXrSSJq 9/444PA4s/376KKqlU/sHJ03VNPvWnnUwzvuCCz2/LsTxr7H9i86 X-Gm-Gg: ASbGncs1mYlkIADPKYd0qvrOlF0lbS4tk2IJDvo5Farnqn88MAjgNtATLEhh4iPj3qY SjnYYnqNE3arv2OI9K8ZLasASbrhJIQ5+fU3LEToqQzvlfDPWnOTyP+s4gXX+/7AjI+s3JeHuSW liUD0B+0DFmqPZSuLNnDglc4Qf5DsmDJkRAZOzjsCLMKFh+Sb+Pc3xp/XLYil7d4OnI16wUW8fO cQw871Zm1MKfr8XAStfV2LuvCOAw7pjCPqoMZz/g83HKaIny7xtW61ovPRB X-Google-Smtp-Source: AGHT+IFAyt0wmMH4s9Gbe/djteRJfvFEoO1Dao/RIidu7UAW58FhR5lvZj/wh95zw7kEOVQizxTA7Q== X-Received: by 2002:a05:600c:4f02:b0:431:5f1c:8359 with SMTP id 5b1f17b1804b1-434ddeb7f8emr92333635e9.15.1733698898075; Sun, 08 Dec 2024 15:01:38 -0800 (PST) Received: from [192.168.42.233] ([85.255.235.149]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-434d52cbd42sm170454285e9.38.2024.12.08.15.01.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 08 Dec 2024 15:01:37 -0800 (PST) Message-ID: Date: Sun, 8 Dec 2024 23:02:33 +0000 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH RFC v7 11/16] fuse: {uring} Allow to queue fg requests through io-uring To: Bernd Schubert , Miklos Szeredi Cc: Jens Axboe , linux-fsdevel@vger.kernel.org, io-uring@vger.kernel.org, Joanne Koong , Josef Bacik , Amir Goldstein , Ming Lei , David Wei , bernd@bsbernd.com References: <20241127-fuse-uring-for-6-10-rfc4-v7-0-934b3a69baca@ddn.com> <20241127-fuse-uring-for-6-10-rfc4-v7-11-934b3a69baca@ddn.com> Content-Language: en-US From: Pavel Begunkov In-Reply-To: <20241127-fuse-uring-for-6-10-rfc4-v7-11-934b3a69baca@ddn.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/27/24 13:40, Bernd Schubert wrote: > This prepares queueing and sending foreground requests through > io-uring. > > Signed-off-by: Bernd Schubert > --- ... > @@ -945,3 +988,119 @@ int fuse_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags) > > return -EIOCBQUEUED; > } > + > +/* > + * This prepares and sends the ring request in fuse-uring task context. > + * User buffers are not mapped yet - the application does not have permission > + * to write to it - this has to be executed in ring task context. > + */ > +static void > +fuse_uring_send_req_in_task(struct io_uring_cmd *cmd, > + unsigned int issue_flags) > +{ > + struct fuse_uring_cmd_pdu *pdu = (struct fuse_uring_cmd_pdu *)cmd->pdu; Please use io_uring_cmd_to_pdu() -- Pavel Begunkov