On 2018-07-24 19:12:20 [+0200], Ard Biesheuvel wrote: > Vakul reports a considerable performance hit when running the accelerated > arm64 crypto routines with CONFIG_PREEMPT=y configured, now that thay have > been updated to take the TIF_NEED_RESCHED flag into account. just in time. I will try to come up with some numbers on RT with the original patch and with that one. I have it almost working… Sebastian