[Public WebGL] EXT_disjoint_timer_query disabled

Ken Russell [email protected]
Fri Jul 13 12:11:01 PDT 2018


I just learned yesterday that Site Isolation has successfully shipped on
desktop platforms. We'll proceed with re-enabling EXT_disjoint_timer_query
there.

-Ken



On Fri, Jul 13, 2018 at 3:55 AM Tarek Sherif <[email protected]> wrote:

> Hi all,
>
> Was just reading that site isolation is live in Chrome:
> https://arstechnica.com/information-technology/2018/07/chrome-enables-site-isolation-to-blunt-the-threat-of-spectre-attacks/
> But the GPU timer is still unavailable any idea of an ETA?
>
> And any news when it will be back in Firefox?
>
> Tarek Sherif
> http://tareksherif.net/
> https://www.biodigital.com/
>
>
> On Mon, Jun 4, 2018 at 3:33 AM, Markus Mönig <[email protected]
> > wrote:
>
>> As somebody who is trying to make a living by coding WebGL based
>> applications for the Web and Desktop (PaintSupreme3D.com,
>> Material-Z.com etc) I fully agree with Florian.
>>
>> WebGL is a great concept but was coded by a group of people who never
>> tried to create a real world application with it.
>>
>> The fact that you can not compile shaders in the background is a major
>> design flaw and has not been addressed for years because nobody really
>> seems to care.
>>
>> Now we cannot time our shaders anymore, which makes it nearly
>> impossible for some of us to ship our applications. If some of you
>> would care, there would be ways to enable this again to users, like
>> showing a dialog and let the user decide to enable this extension or
>> not per application.
>>
>> If Microsoft has a security flaw in their graphics subsystem, would
>> they disable the whole graphics subsystem ? No, they would find a
>> solution because their business depends on it.
>>
>> Google just does not care. We will remember.
>>
>>
>> On Sat, May 19, 2018 at 11:36 PM, Ken Russell <[email protected]> wrote:
>> > On Sat, May 19, 2018 at 3:36 AM Mark Callow <[email protected]> wrote:
>> >>
>> >>
>> >>
>> >> On May 19, 2018, at 10:08, Ken Russell <[email protected]> wrote:
>> >>
>> >> act as a high-precision timer to carry out Spectre-like attacks
>> >>
>> >>
>> >> I thought the OS’s already had mitigations for Spectre. Why do the
>> >> browsers need additional ones?
>> >
>> >
>> > Please see my reply to Florian.
>> >
>> > -Ken
>> >
>> >
>> >>
>> >>
>> >> Regards
>> >>
>> >>     -Mark
>> >>
>> >
>>
>
>
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