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[2003:cb:c707:9d00:9303:90ce:6dcb:2bc9]) by smtp.gmail.com with ESMTPSA id z8-20020a5d4408000000b002b8fe58d6desm1867622wrq.62.2023.01.24.05.22.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 24 Jan 2023 05:22:38 -0800 (PST) Message-ID: <0c043cfb-2cdb-8363-2423-d1510006fc06@redhat.com> Date: Tue, 24 Jan 2023 14:22:36 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [PATCH v8 00/10] iov_iter: Improve page extraction (pin or just list) Content-Language: en-US To: Christoph Hellwig Cc: David Howells , Al Viro , Matthew Wilcox , Jens Axboe , Jan Kara , Jeff Layton , Logan Gunthorpe , linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org References: <20230123173007.325544-1-dhowells@redhat.com> <02063032-61e7-e1e5-cd51-a50337405159@redhat.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 24.01.23 14:16, Christoph Hellwig wrote: > On Tue, Jan 24, 2023 at 01:44:21PM +0100, David Hildenbrand wrote: >> Once landed upstream, if we feel confident enough (I tend to), we could >> adjust the open() man page to state that O_DIRECT can now be run >> concurrently with fork(). Especially, the following documentation might be >> adjusted: > > Note that while these series coverts the two most commonly used > O_DIRECT implementations, there are various others ones that do not > pin the pages yet. Thanks for the info ... I assume these are then for other filesystems, right? (such that we could adjust the tests to exercise these as well) ... do we have a list (or is it easy to make one)? :) -- Thanks, David / dhildenb