Bug 156937 - bmalloc: vm allocations should plant guard pages
Summary: bmalloc: vm allocations should plant guard pages
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: bmalloc (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Geoffrey Garen
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2016-04-22 16:43 PDT by Geoffrey Garen
Modified: 2016-04-28 12:22 PDT (History)
6 users (show)

See Also:


Attachments
Patch (2.93 KB, patch)
2016-04-22 16:44 PDT, Geoffrey Garen
msaboff: review+
Details | Formatted Diff | Diff

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Description Geoffrey Garen 2016-04-22 16:43:13 PDT
bmalloc: vm allocations should plant guard pages
Comment 1 Geoffrey Garen 2016-04-22 16:44:58 PDT
Created attachment 277114 [details]
Patch
Comment 2 Michael Saboff 2016-04-22 16:54:57 PDT
Comment on attachment 277114 [details]
Patch

r=me
Comment 3 Geoffrey Garen 2016-04-22 16:56:30 PDT
Committed r199936: <http://trac.webkit.org/changeset/199936>
Comment 4 Gavin Barraclough 2016-04-23 10:06:15 PDT
Rolled out in r199950, looks like this is a memory regression.
Comment 5 Geoffrey Garen 2016-04-25 11:21:17 PDT
Rolled back in: <http://trac.webkit.org/changeset/200035>.
Comment 6 Chris Dumez 2016-04-28 12:22:04 PDT
The roll out in r199950 was a ~1% PLT progression.