On Wed, 2 Apr 2025 at 19:41, Bernd Schubert <bschubert@xxxxxxx> wrote: > > No need to take lock, we can have that in atomic way. > fuse-io-uring and virtiofs especially benefit from it > as they don't need the fiq lock at all. This is good. It would be even better to have per-cpu counters, each initialized to a cpuid * FUSE_REQ_ID_STEP and jumping by NR_CPU * FUSE_REQ_ID_STEP. Hmm? Thanks, Miklos