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d=hostedemail.com; t=1731603639; a=rsa-sha256; cv=none; b=Jg9GcqVIMpfXsvofogFti970RWBlgEEk8RIg7SnbAtMSLCrg98LG3Tary3+y9oGM41w9fX k+LowmBwI6qGc3NzKxZOhoJbnA1BmeN1B16RKwMaopDPKc5XZ8jcSOMV83bSkfhNdlgU71 kDQgA/nIc5fGLrqZCMG/8uDf21BpnOE= ARC-Authentication-Results: i=1; imf22.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf22.hostedemail.com: domain of hch@lst.de designates 213.95.11.211 as permitted sender) smtp.mailfrom=hch@lst.de Received: by verein.lst.de (Postfix, from userid 2407) id 51BBB68C7B; Thu, 14 Nov 2024 18:02:47 +0100 (CET) Date: Thu, 14 Nov 2024 18:02:47 +0100 From: Christoph Hellwig To: Leon Romanovsky Cc: Christoph Hellwig , Robin Murphy , Jens Axboe , Jason Gunthorpe , Joerg Roedel , ill Deacon , Sagi Grimberg , Keith Busch , Bjorn Helgaas , Logan Gunthorpe , Yishai Hadas , Shameer Kolothum , Kevin Tian , Alex Williamson , Marek Szyprowski , =?iso-8859-1?B?Suly9G1l?= Glisse , Andrew Morton , Jonathan Corbet , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-rdma@vger.kernel.org, iommu@lists.linux.dev, linux-nvme@lists.infradead.org, linux-pci@vger.kernel.org, kvm@vger.kernel.org, linux-mm@kvack.org, Randy Dunlap Subject: Re: [PATCH v3 00/17] Provide a new two step DMA mapping API Message-ID: <20241114170247.GA5813@lst.de> References: <20241112072040.GG71181@unreal> <20241114133011.GA606631@unreal> <20241114163622.GA3121@lst.de> <20241114164823.GB606631@unreal> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241114164823.GB606631@unreal> User-Agent: Mutt/1.5.17 (2007-11-01) X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 48EFDC002B X-Stat-Signature: phfur6q9tfefxa1wpx48xcdnrfwk31bp X-HE-Tag: 1731603726-389775 X-HE-Meta: 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 IuvFLpJk yYgZC1d/dS8PvjRi8Nne1PrGvGyLly37I+WysGKWKKfwnZvC6tqPBbGe/tQrv1vvbwA1HBStPb6jLW7o= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Nov 14, 2024 at 06:48:23PM +0200, Leon Romanovsky wrote: > It is fine, but as a bare minimum, I would expect some sort of response, > so I won't sit and wait for unknown date when this API will be acknowledged/NACKed. > > I would like to start to work on next step, e.g removing SG from RDMA, > and I need to know if this foundation is stable to do so. > > > > > No changs to dma-iommu.c are going to get merged without an explicit > > ACK from Robin, and while there is no 100% for the core dma-mapping > > code I will also not merge anything that hasn't been resolved with > > my most trusted reviewer first, not even code I wrote myself. > > And do you know what is not resolved here? I don't. > All technical questions/issues were handled. Let's just wait a little bit, we're all overworked can't instantly context switch.