Bug 241559

Summary:	The extraMemorySize() get wrong when transferring ArrayBuffer from Worker VM
Product:	WebKit	Reporter:	Basuke Suzuki <basuke>
Component:	JavaScriptCore	Assignee:	Nobody <webkit-unassigned>
Status:	REOPENED
Severity:	Normal	CC:	saam, webkit-bug-importer, youennf, ysuzuki
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified
See Also:	https://bugs.webkit.org/show_bug.cgi?id=241826

Basuke Suzuki

Reported 2022-06-13 11:19:35 PDT

When ArrayBuffer is passed in the transfer option of postMessage(), the size cached in heap.m_arrayBuffers get incorrect and that makes extraMemorySize() bigger than actual managed size.

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EWS

Comment 1 2022-06-16 19:21:14 PDT

Committed r295624 (251629@main): <https://commits.webkit.org/251629@main> Reviewed commits have been landed. Closing PR #1453 and removing active labels.

Radar WebKit Bug Importer

Comment 2 2022-06-16 19:22:14 PDT

<rdar://problem/95350212>

Alexey Proskuryakov

Comment 3 2022-06-21 19:01:26 PDT

This was reverted in bug 241826.

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