On Thu, May 22, 2025 at 03:54:46PM +0200, Hannes Reinecke wrote: > > + if (req->cmd_flags & REQ_FUA) > > + control |= NVME_RW_FUA; > > + if (req->cmd_flags & REQ_FAILFAST_DEV) > > + control |= NVME_RW_LR; > > FAILFAST_DEV? Is that even set anywhere? That is a good question, but this is consistent with what we do for other I/O commands.