I believe the answer today is "nothing"--i.e. it's a Servo bug. Clark's work doubles as a nice way to fix it :)
Patrick On August 28, 2014 7:18:27 PM PDT, Robert O'Callahan <rob...@ocallahan.org> wrote: >On Fri, Aug 29, 2014 at 2:10 PM, Patrick Walton <pwal...@mozilla.com> >wrote: > >> It might happen if layout is flushed from outside the script task; >window >> resizing/device rotation being what immediately comes to mind, as >today in >> Servo those events go straight from compositor to layout without >hitting >> the script task at all. (As an alternative design, we could route >such >> events through the script task; this would remove the necessity of >the >> mutex but would block layout for such events if script is running, >even if >> the script hasn't touched the DOM.) >> > >Hmm. So given > >var v = e.getBoundingClientRect(); >// layout change is triggered by window resizing or whatever >var v2 = e.getBoundingClientRect(); > >what in Servo, prior to Clark's work, ensures v and v2 are the same? > >Rob >-- >oIo otoeololo oyooouo otohoaoto oaonoyooonoeo owohooo oioso oaonogoroyo >owoiotoho oao oboroootohoeoro oooro osoiosotoeoro owoiololo oboeo >osouobojoeocoto otooo ojouodogomoeonoto.o oAogoaoiono,o oaonoyooonoeo >owohooo >osoaoyoso otooo oao oboroootohoeoro oooro osoiosotoeoro,o >o‘oRoaocoao,o’o >oioso >oaonosowoeoroaoboloeo otooo otohoeo ocooouoroto.o oAonodo oaonoyooonoeo >owohooo >osoaoyoso,o o‘oYooouo ofooooolo!o’o owoiololo oboeo oiono odoaonogoeoro >ooofo >otohoeo ofoioroeo ooofo ohoeololo. -- Sent from my Android phone with K-9 Mail. Please excuse my brevity. _______________________________________________ dev-servo mailing list dev-servo@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-servo
