On Tue, Sep 06, 2022 at 12:03:29PM +0530, Kanchan Joshi wrote: >> This context looks weird? That bio_alloc_bioset should not be there, >> as biosets are only used for file system I/O, which this is not. > > if you think it's a deal-breaker, maybe I can add a new bioset in nvme and > pass that as argument to this helper. Would you prefer that over the > current approach. The whole point is that biosets exist to allow for forward progress guarantees required for file system I/O. For passthrough I/O bio_kmalloc is perfectly fine and much simpler. Adding yet another bio_set just makes things even worse.