On Wed, Aug 28, 2024 at 07:12:22PM +0530, Kanchan Joshi wrote: > On 8/24/2024 2:05 PM, Christoph Hellwig wrote: > > How do we communicate what flags can be combined to the upper layer > > and userspace given the SCSI limitations here? > > Will adding a new read-only sysfs attribute (under the group [*]) that > publishes all valid combinations be fine? > That's not a good application interface. Finding the sysfs file is already a pain for direct users of the block device, and almost impossible when going through a file system.