Bug 153169

Summary: Give RuleSet a BumpArena and start using it for RuleDataVectors.
Product: WebKit Reporter: Andreas Kling <kling>
Component: CSSAssignee: Andreas Kling <kling>
Status: REOPENED ---    
Severity: Normal CC: cdumez, commit-queue, dewei_zhu, koivisto
Priority: P2 Keywords: Performance
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch none

Description Andreas Kling 2016-01-15 18:11:00 PST 
RuleSet only needs to support append operations, so it's a great candidate for BumpArena optimizations.
Comment 1 Andreas Kling 2016-01-15 18:12:14 PST 
Created attachment 269135 [details]
Patch
Comment 2 Antti Koivisto 2016-01-16 11:46:14 PST 
r=me
Comment 3 WebKit Commit Bot 2016-01-16 12:37:38 PST 
Comment on attachment 269135 [details]
Patch

Clearing flags on attachment: 269135

Committed r195173: <http://trac.webkit.org/changeset/195173>
Comment 4 WebKit Commit Bot 2016-01-16 12:37:42 PST 
All reviewed patches have been landed.  Closing bug.
Comment 5 Chris Dumez 2016-01-19 13:00:07 PST 
Reverted r195173 for reason:

It relies on r195141 which was rolled out

Committed r195309: <http://trac.webkit.org/changeset/195309>
Comment 6 dewei_zhu 2016-01-19 15:52:26 PST 
This change will crash JetStream on "bigfib.cpp".