From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from 009.lax.mailroute.net (009.lax.mailroute.net [199.89.1.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 65F1080034; Mon, 11 Nov 2024 17:46:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=199.89.1.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731347172; cv=none; b=L4sp2epDaTQphVmCaKxSFcNb7Q3oDYmG8BE7WwFukGGJT9JHgX33wj2Ykmkvq3XzlhQITPrvn5XVtj2c5AOK/1wfLXLa3uWZCGFN1paB04hH+QEXsgMGVHs6slZU4zxEanyfFWeCkUkEk4c2+ba2DDPgZN1xmc3GpdIjb1qvHMI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731347172; c=relaxed/simple; bh=6ppk20l+MIKGQy5QjkyHIsmJX4tQUn28i+WnIW20g4w=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=i7AgUUVFaP9xlPasNKE8UkEdFwpe4t15IyuVTc9XRpEvK558FV+XuLxh6fXQ4X1nft7EJV++QaYKisu3P33khr1PO9Y5yEDe8xgiYRo3r1BwJOwoyPSrwBvw+cWiHx/2xaFWMKD+nWgWIU3rJziX9lpATt4mfrwZlwD54Hy1nZg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org; spf=pass smtp.mailfrom=acm.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b=mX9ZYwAQ; arc=none smtp.client-ip=199.89.1.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=acm.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=acm.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=acm.org header.i=@acm.org header.b="mX9ZYwAQ" Received: from localhost (localhost [127.0.0.1]) by 009.lax.mailroute.net (Postfix) with ESMTP id 4XnH5s4cJ7zlgT1M; Mon, 11 Nov 2024 17:46:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=acm.org; h= content-transfer-encoding:content-type:content-type:in-reply-to :from:from:content-language:references:subject:subject :user-agent:mime-version:date:date:message-id:received:received; s=mr01; t=1731347165; x=1733939166; bh=EQ/YSyflFEK19dUNwksnyjAZ emqpoYotz99gNmDJJn4=; b=mX9ZYwAQ12bes+QJxHZczpD/MW1jRHfypLnkeTdB k0Efuu2qex5Us0NBWkQxjuTwVNsVzvgjhNuNQ6zReqbUcYPKUZmkbnvWKTAWm4at QGP4Mz4eA0g2yL7QZD+pY7yN3J8/PJjwwt3QibPgwKvaiHfKDvG+i+MrI1b1Rz2a eHouoKmM7l7wBGgVxxnhFibo1NYIq8vCHCVIoK6Cv5ut+XueS1VI4vHg8SJ6vmlq WvVBb3KRZ1ZZInrKrR7adRI71uGvrSpCJdNF7MIfYqbG4syzoiH1RdHxCALcisbC S8GaW0PJtFza68WV4T+GMU8wZGXWoHvCl2t2cFHFG6VqEw== X-Virus-Scanned: by MailRoute Received: from 009.lax.mailroute.net ([127.0.0.1]) by localhost (009.lax [127.0.0.1]) (mroute_mailscanner, port 10029) with LMTP id lK5eOCQPE44g; Mon, 11 Nov 2024 17:46:05 +0000 (UTC) Received: from [192.168.51.14] (c-73-231-117-72.hsd1.ca.comcast.net [73.231.117.72]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: bvanassche@acm.org) by 009.lax.mailroute.net (Postfix) with ESMTPSA id 4XnH5h3H2BzlgTWG; Mon, 11 Nov 2024 17:46:00 +0000 (UTC) Message-ID: Date: Mon, 11 Nov 2024 09:45:56 -0800 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: [PATCHv10 0/9] write hints with nvme fdp, scsi streams To: Javier Gonzalez Cc: Matthew Wilcox , Keith Busch , Christoph Hellwig , Keith Busch , "linux-block@vger.kernel.org" , "linux-nvme@lists.infradead.org" , "linux-scsi@vger.kernel.org" , "io-uring@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "joshi.k@samsung.com" References: <20241029151922.459139-1-kbusch@meta.com> <20241105155014.GA7310@lst.de> <20241108141852.GA6578@lst.de> <2b5a365a-215a-48de-acb1-b846a4f24680@acm.org> <20241111093154.zbsp42gfiv2enb5a@ArmHalley.local> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20241111093154.zbsp42gfiv2enb5a@ArmHalley.local> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/11/24 1:31 AM, Javier Gonzalez wrote: > On 08.11.2024 10:51, Bart Van Assche wrote: >> On 11/8/24 9:43 AM, Javier Gonzalez wrote: >>> If there is an interest, we can re-spin this again... >> >> I'm interested. Work is ongoing in JEDEC on support for copy offloading >> for UFS devices. This work involves standardizing which SCSI copy >> offloading features should be supported and which features are not >> required. Implementations are expected to be available soon. > > Do you have any specific blockers on the last series? I know you have > left comments in many of the patches already, but I think we are all a > bit confused on where we are ATM. Nobody replied to this question that was raised 4 months ago: https://lore.kernel.org/linux-block/4c7f30af-9fbc-4f19-8f48-ad741aa557c4@acm.org/ I think we need to agree about the answer to that question before we can continue with implementing copy offloading. Thanks, Bart.