253477 – Use CAContext slots API to share IOSurfaces from the GPUP

Bug 253477 - Use CAContext slots API to share IOSurfaces from the GPUP

Summary: Use CAContext slots API to share IOSurfaces from the GPUP

Status:	NEW

Alias:	None

Product:	WebKit
Classification:	Unclassified
Component:	Layout and Rendering (show other bugs)
Version:	WebKit Nightly Build
Hardware:	Unspecified Unspecified

Importance:	P2 Normal
Assignee:	Matt Woodrow

URL:
Keywords:	InRadar

Depends on:
Blocks:

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Description Matt Woodrow 2023-03-06 17:11:54 PST

We should be able to pass IOSurfaces to CA via the slots API, and then just serialize the slot ID through the UI process, rather than use mach ports.

Comment 1 Radar WebKit Bug Importer 2023-03-06 17:12:14 PST

<rdar://problem/106335020>

Comment 2 Matt Woodrow 2023-03-06 18:04:20 PST

Pull request: https://github.com/WebKit/WebKit/pull/11143