Re: emacs rendering comparisson between emacs23 and emacs26.3

[Dmitry Gutov]

On 07.04.2020 00:27, Stefan Monnier wrote:
> > > > > > And in this case, IIUC, jit-lock is part of redisplay.
> > > > > Yes, it often is when scrolling.
> > > > So would you agree that short-circuiting and skipping jit-lock while
> > > > somebody leans on C-v is a good idea?
> > > It sounds like a trick question, because what I just described says that
>                                                   ^
>                                                  you (or "is")
>
> > > it is what already happens, more or less, and I'm not sure which part of
> > > the difference you're thinking of.
> > We do that when fast-but-imprecise-scrolling is on, right?
> At this point I don't really know "that" refers to.

that = skip jit-lock when input is pending.

If not, where else its performance improvement comes from?