On Wed, Mar 3, 2021, at 11:58 AM, Daniel Xu wrote: > On Wed, Mar 03, 2021 at 09:26:04AM -0500, Steven Rostedt wrote: > > On Wed, 3 Mar 2021 13:48:28 +0900 > > Masami Hiramatsu <mhiramat@xxxxxxxxxx> wrote: > > > > > > > > > > > > > I think (can't prove) this used to work: > > > > Would be good to find out if it did. > > I'm installing some older kernels now to check. Will report back. Yep, works in 4.11. So there was a regression somewhere. Thanks, Daniel