Open Bug 1860658 Opened 1 year ago Updated 5 months ago

DOMIntersectionObserver::Intersect is slow

Categories

(Core :: Layout, defect, P3)

Product:
Core
Component:
Layout
Type:
defect

Tracking

()

People

(Reporter: mstange, Unassigned)

References

(Blocks 1 open bug)

Details

Here's a profile from loading cnn.com on Android, focused on Document::UpdateIntersectionObservations: https://share.firefox.dev/3SbfMdh

A disproportionate amount of that is content-visibility checks.

Blocks: css-content-visibility
Severity: -- → S3
Type: enhancement → defect
Priority: -- → P3
You need to log in before you can comment on or make changes to this bug.