On Mon, Jan 25, 2021 at 09:06:19PM -0800, Darrick J. Wong wrote: > From: Darrick J. Wong <djwong@xxxxxxxxxx> > > When CONFIG_XFS_DEBUG=y, set WQ_SYSFS on all workqueues that we create > so that we (developers) have a means to monitor cpu affinity and whatnot > for background workers. In the next patchset we'll expose knobs for > some of the workqueues publicly and document it, but not now. I don't really think this is a very good idea. If we want something like this it should be kernel-wide and coordinated with the workqueue maintainer, but I'm a little doubtful about the use case.