[replacing "+jkummerow@" with "jkummerow@"] Congrats on ladning this!
On Fri, Mar 20, 2020 at 2:29 PM Chris Palmer <[email protected]> wrote: > I'm on the fence about Partition Alloc's 2 GiB limit. We (Chrome Platform > Security) have been lifting memory limits right and left as requirements > dictate, and this may be another case of that. We had hoped to use the > limits as a form of exploit mitigation/bug detection; for example, a single > allocation > 2 GiB was deemed more likely to be the result of int32_t > integer overflow (or exploit in progress) than a serious request for that > much memory. But perhaps that is no longer true, in a modern JavaScript > landscape. > Couldn't this be preserved with an allocation flag that permits large allocations or similar, if you feel that this was a valuable protection? > On Fri, Mar 20, 2020 at 8:45 AM Andreas Haas <[email protected]> wrote: > >> [email protected] is writing on a design doc about bigger >> allocations. As far as I know with WebAssembly it is already possible to >> create bigger ArrayBuffers. With JavaScript it is not possible. It is not >> clear if and how we would want to deal with this inconsistency. The >> document should provide more details and start that discussion. >> >> Cheers, Andreas >> >> On Fri, Mar 20, 2020 at 4:35 PM Dave Tapuska <[email protected]> >> wrote: >> >>> Yes this is great. It seems the allocations are still going through >>> partition alloc. Are there plans to remove this dependence on partition >>> alloc or are there plans for partition alloc to support > 2GB +1 page >>> allocations? >>> >>> dave. >>> >>> On Fri, Mar 20, 2020 at 11:29 AM Kentaro Hara <[email protected]> >>> wrote: >>> >>>> This is a massive simplification, thank you very much for working on >>>> this! You removed wtf/typed_arrays/ entirely :) >>>> >>>> I'm so happy to review CLs that remove a lot of code :D >>>> >>>> >>>> >>>> On Sat, Mar 21, 2020 at 12:02 AM 'Ulan Degenbaev' via >>>> platform-architecture-dev <[email protected]> >>>> wrote: >>>> >>>>> +v8-dev <[email protected]>: fyi >>>>> >>>>> On Fri, Mar 20, 2020 at 3:57 PM Andreas Haas <[email protected]> >>>>> wrote: >>>>> >>>>>> Hi! >>>>>> >>>>>> Please take a look at this document >>>>>> <https://docs.google.com/document/d/1FFHVRIPXlfdOboB3b3KQkX_dnzvq94A-BrVdApYiLwE>for >>>>>> an update on WTF::ArrayBuffer after a refactoring in V8 and Blink in the >>>>>> last month. Fear not, all changes landed before the Chrome code freeze. >>>>>> >>>>>> Cheers, Andreas, Dominik, and Ulan >>>>>> >>>>>> >>>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "platform-architecture-dev" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CABNJt2KuxLfKRd85275jkFZ5OMtim6FH5ZR7jSTCqpFRSTDVZQ%40mail.gmail.com >>>>> <https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CABNJt2KuxLfKRd85275jkFZ5OMtim6FH5ZR7jSTCqpFRSTDVZQ%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> >>>> >>>> -- >>>> Kentaro Hara, Tokyo, Japan >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "platform-architecture-dev" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To view this discussion on the web visit >>>> https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CABg10jyB6iNEVVBYs_ck44Mgan_Wkmz7CL7NeH%3Dego0E%2BA__kA%40mail.gmail.com >>>> <https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CABg10jyB6iNEVVBYs_ck44Mgan_Wkmz7CL7NeH%3Dego0E%2BA__kA%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "platform-architecture-dev" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CAELSTvfnW%2BieD14EGHn5G4UcgAcAoOPWriMsnazPm%2B675wE%3DXA%40mail.gmail.com >> <https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CAELSTvfnW%2BieD14EGHn5G4UcgAcAoOPWriMsnazPm%2B675wE%3DXA%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "platform-architecture-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CAOuvq20w%2B-Zjd7zUO3akGLCAK5UsVb2evUhyOCKbNuux3Ryy6g%40mail.gmail.com > <https://groups.google.com/a/chromium.org/d/msgid/platform-architecture-dev/CAOuvq20w%2B-Zjd7zUO3akGLCAK5UsVb2evUhyOCKbNuux3Ryy6g%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev --- You received this message because you are subscribed to the Google Groups "v8-dev" group. 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