Bug 310706

Summary: Reserve HashSet / HashMap capacity in their respective IPC decoders
Product: WebKit Reporter: Chris Dumez <cdumez>
Component: WebKit2Assignee: Chris Dumez <cdumez>
Status: RESOLVED FIXED    
Severity: Normal CC: kkinnunen, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Chris Dumez
Reported 2026-03-25 05:21:39 PDT
Reverse HashSet / HashMap capacity in their respective IPC decoders, for better efficiency. It avoids rehashing every time we keep growing their buffer. As is done for Vector, we have a size limit to avoid huge memory allocations, given that we don't necessarily trust the sender of the IPC.
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Chris Dumez
Comment 1 2026-03-25 05:23:08 PDT
Pull request: https://github.com/WebKit/WebKit/pull/61324
EWS
Comment 2 2026-03-25 21:12:19 PDT
Committed 309961@main (e31f4b9eeb27): <https://commits.webkit.org/309961@main> Reviewed commits have been landed. Closing PR #61324 and removing active labels.
Radar WebKit Bug Importer
Comment 3 2026-03-25 21:13:13 PDT
<rdar://problem/173378179>
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