On Mon, Jun 09, 2025 at 09:47:13PM -0400, Martin K. Petersen wrote: > > Zhang, > > > Changes since RFC v4: > > - Rebase codes on 6.16-rc1. > > - Add a new queue_limit flag, and change the write_zeroes_unmap sysfs > > interface to RW mode. User can disable the unmap write zeroes > > operation by writing '0' to it when the operation is slow. > > - Modify the documentation of write_zeroes_unmap sysfs interface as > > Martin suggested. > > - Remove the statx interface. > > - Make the bdev and ext4 don't allow to submit FALLOC_FL_WRITE_ZEROES > > if the block device does not enable the unmap write zeroes operation, > > it should return -EOPNOTSUPP. > > This looks OK to me as long as the fs folks agree on the fallocate() > semantics.
That looks overall fine. Should I queue this up in the vfs tree?