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See http://www.infradead.org/rpr.html X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: CF9A5C0007 X-Stat-Signature: mazgd838eygj8qn395izy93y6op6d3q6 X-Rspam-User: X-HE-Tag: 1731338851-507834 X-HE-Meta: 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 PUhggRRG JbIHYOLSJLxWI6AjeLcOtmkqBNWuo42/YpXxJYDbYZ3HQsd4k1201FoOmC9RHprDx//m7gVa3HYyXt/yzT/qCuOBqy8cHWMhKgmkCDgQWYw4aMpa6tcm3serdxkZg9hC7W6zwMUpVwfH7sWS39e+gitDZYmL/Rscof6Ijd6XhJh8xaPLD7CsKqwrzZ2amJLEpL3sFeeM+wp64aIX630T48BWiRNzPWyxMikfP/SbS8R2HQ7AIxMDQcnLKpeiFkp83aigkMVRuspPCB0GGq/KHu0M36O3ipkCbLmXurGIJfqCHTPSqkfl/ldVqRwqp4f89DiCDcUn7MBS+zHMqLafkJGNVO3i50i27YdFTPH2WSEzqrTY1wRz6iethZ5vKDAHY/j7fZNAMIll/1lohroq+JUQRgdvPQ9oqRdxGJNR9m2KUs8NCSELoao9GNEZjwtAY5rPOQw2QritOYS0r3c9gRYFFKH8b8JejGcGxt/Q2VfDpvHU= 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 Sun, Nov 10, 2024 at 08:28:07AM -0700, Jens Axboe wrote: > Read side was already fully supported, for the write side all that's > needed now is calling generic_uncached_write() when uncached writes > have been submitted. With that, enable the use of RWF_UNCACHED with XFS > by flagging support with FOP_UNCACHED. It also might make sense to default to RWF_UNCACHED for the direct to buffered I/O fallback for sub-block size writes to reflink files. Also for the next round you probably want to add the xfs and ext4 lists.