On Mon, Feb 05, 2024 at 11:29:57AM +0000, John Garry wrote: >> >> Also, what's the meaning of REQ_OP_READ | REQ_ATOMIC? > > REQ_ATOMIC will be ignored for REQ_OP_READ. I'm following the same policy > as something like RWF_SYNC for a read. We've been rather sloppy with these flags in the past, which isn't a good thing. Let's add proper checking for new interfaces.