Re: [PATCH 0/9] RFC: NVME VFIO mediated device

From: Bart Van Assche
Date: Wed Mar 20 2019 - 11:08:53 EST

On Tue, 2019-03-19 at 16:41 +-0200, Maxim Levitsky wrote:
+AD4 +ACo Polling kernel thread is used. The polling is stopped after a
+AD4 predefined timeout (1/2 sec by default).
+AD4 Support for all interrupt driven mode is planned, and it shows promising results.

Which cgroup will the CPU cycles used for polling be attributed to? Can the
polling code be moved into user space such that it becomes easy to identify
which process needs most CPU cycles for polling and such that the polling
CPU cycles are attributed to the proper cgroup?