On Tue, Jan 05, 2021 at 12:52:48AM -0800, Nadav Amit wrote: > > On Jan 5, 2021, at 12:13 AM, Peter Zijlstra <pet...@infradead.org> wrote: > > > > On Mon, Jan 04, 2021 at 02:24:38PM -0500, Andrea Arcangeli wrote: > >> The problematic one not pictured is the one of the wrprotect that has > >> to be running in another CPU which is also isn't picture above. More > >> accurate traces are posted later in the thread. > > > > What thread? I don't seem to have discovered it yet, and the cover > > letter from Nadav doesn't seem to have a msgid linking it either. > > Sorry for that: > > https://lore.kernel.org/lkml/x+k7jmrtec9sp...@google.com/T/
Much reading later.. OK, go with the write-lock for now.
