On Tue, Jan 30, 2024 at 06:06:12AM +0000, Matthew Wilcox wrote: > take that out as part of the shmem conversion to buffered_write_ops. Oh, and I think shmem is actually a good candidate for iomap_file_buffered_write. I think it just needs to plug shmem_get_folio into iomap_folio_ops ->get_folio and provide an identify mapped iomap like the block device.