Re: Xorg 1.20 1bpp server performance regression and possible fixes

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

I wrote (about two years ago):

> > > > 1) Revert the whole commit as is (and put back fbtile.c to SRCS.fb
> > > >    in src/external/mit/xorg/server/xorg-server/fb/Makefile.fb)
> > > > 
> > > > 2) Put back the "fbEvenTile" and old "fbTile" to switch
> > > >    "fbOddTile" (which is same as current fbTile) or "fbEvenTile"
> > > >    into existing fb/fbfill.c as inline functions, to make
> > > >    future import/merge less confusing
> > > > 
> > > > 3) Ask xorg upstream to revert the change
> > > > 
> > > > Of course the best way is 3) and 1), but I'm afread most people
> > > > don't think it's worth to keep and maintain extra code for obsolete
> > > > monochrome (and some 8bpp) servers and retro-computing geeks.
> > > 
> > > i don't have a particular opinion about #1 or #1 so please
> > > do what you feel is best.
> > 
> > (I guess you meant #1 or #2 here)
> > Ok, I'll commit as #1 (reverting changes) soon and send a pullup
> > request to netbsd-9.
> 
> #1 is also committed.
>  https://mail-index.netbsd.org/source-changes/2020/08/09/msg120399.html
>  https://mail-index.netbsd.org/source-changes/2020/08/09/msg120400.html

Finally merged into xorg/server upstream:
 https://gitlab.freedesktop.org/xorg/xserver/-/commit/7b1758936bd644020a560f2739ad7a50fbb87b17

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Izumi Tsutsui