On Fri, Dec 17, 2021 at 02:55:07PM +0100, Peter Zijlstra wrote: > On Fri, Dec 17, 2021 at 01:01:43PM +0200, Mathias Nyman wrote: > > I can reproduce this. > > Looks like problems started when driver converted to readl_poll_timeout_atomic() in: > > > > 796eed4b2342 usb: early: convert to readl_poll_timeout_atomic() > > I can confirm, reverting that solves the boot hang, things aren't quite > working for me though. > > > Seems to hang when read_poll_timeout_atomic() calls ktime_* functions. > > Maybe it's too early for ktime. > > It certainly is, using ktime for delay loops sounds daft to me anyhow. It was a "find a pattern and replace it with a function call" type of cleanup series. It's obviously wrong, I will go revert it now. thanks, greg k-h
