RESOLVED FIXED301161
Batch repaints in non-composited iframes 
https://bugs.webkit.org/show_bug.cgi?id=301161
Summary Batch repaints in non-composited iframes
Simon Fraser (smfr)
Reported 2025-10-20 20:21:36 PDT
Every repaint inside a non-composited iframe propagates out to the repaint container in the enclosing document, which adds overhead. Instead, we can batch them, and mark the entire view dirty if the accumulated repaint area is large enough.
Attachments
Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2025-10-20 20:21:42 PDT
<rdar://problem/163085959>
Simon Fraser (smfr)
Comment 2 2025-10-20 20:29:32 PDT
Pull request: https://github.com/WebKit/WebKit/pull/52709
EWS
Comment 3 2025-10-22 12:00:03 PDT
Committed 301964@main (7ca23d97bf74): <https://commits.webkit.org/301964@main> Reviewed commits have been landed. Closing PR #52709 and removing active labels.
Note You need to log in before you can comment on or make changes to this bug.