On Fri, Jul 05, 2024 at 01:34:37PM +0100, John Garry wrote: >> This should print a message. Unfortunately we don't have the device >> name here (for that we'd need to set it at disk/queue allocation time, >> which will require a bit of work), but even without that it will be >> very useful. > > Ok, I can print a message, like: > > pr_warn("Invalid logical block size (%d)\n", bsize); > > I am wary though that userspace could trigger this message from the various > ioctls to set the bsize. As anything ending up here is a configuration interface, such a message should be perfectly fine.