Bug 186541

Summary: Unpainted area while scrolling in Reader is white
Product: WebKit Reporter: Tim Horton <thorton>
Component: New BugsAssignee: Tim Horton <thorton>
Status: RESOLVED FIXED    
Severity: Normal CC: bdakin, commit-queue, dino, ews-watchlist, rniwa, simon.fraser, timothy, wenson_hsieh
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Archive of layout-test-results from ews107 for mac-sierra-wk2
none
Patch
none
Archive of layout-test-results from ews206 for win-future
none
Patch none

Description Tim Horton 2018-06-11 14:53:26 PDT
Unpainted area while scrolling in Reader is white
Comment 1 Tim Horton 2018-06-11 14:54:26 PDT
Created attachment 342466 [details]
Patch
Comment 2 Tim Horton 2018-06-11 14:54:37 PDT
<rdar://problem/40471363>
Comment 3 EWS Watchlist 2018-06-11 15:45:48 PDT
Comment on attachment 342466 [details]
Patch

Attachment 342466 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-queues.webkit.org/results/8136386

New failing tests:
tiled-drawing/fixed-layout-size-fixed-attachment-cover.html
tiled-drawing/background-transparency-toggle.html
tiled-drawing/fixed-layout-size-fixed-attachment-local.html
Comment 4 EWS Watchlist 2018-06-11 15:45:49 PDT
Created attachment 342473 [details]
Archive of layout-test-results from ews107 for mac-sierra-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: ews107  Port: mac-sierra-wk2  Platform: Mac OS X 10.12.6
Comment 5 Tim Horton 2018-06-12 00:01:48 PDT
Created attachment 342518 [details]
Patch
Comment 6 EWS Watchlist 2018-06-12 06:49:36 PDT
Comment on attachment 342518 [details]
Patch

Attachment 342518 [details] did not pass win-ews (win):
Output: http://webkit-queues.webkit.org/results/8145981

New failing tests:
http/tests/security/contentSecurityPolicy/video-with-http-url-allowed-by-csp-media-src-star.html
Comment 7 EWS Watchlist 2018-06-12 06:49:47 PDT
Created attachment 342530 [details]
Archive of layout-test-results from ews206 for win-future

The attached test failures were seen while running run-webkit-tests on the win-ews.
Bot: ews206  Port: win-future  Platform: CYGWIN_NT-6.1-2.9.0-0.318-5-3-x86_64-64bit
Comment 8 Tim Horton 2018-06-12 12:24:38 PDT
Created attachment 342577 [details]
Patch
Comment 9 WebKit Commit Bot 2018-06-19 16:06:16 PDT
Comment on attachment 342577 [details]
Patch

Clearing flags on attachment: 342577

Committed r232991: <https://trac.webkit.org/changeset/232991>
Comment 10 WebKit Commit Bot 2018-06-19 16:06:18 PDT
All reviewed patches have been landed.  Closing bug.
Comment 11 Simon Fraser (smfr) 2018-07-31 18:27:44 PDT
Comment on attachment 342577 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=342577&action=review

> Source/WebCore/rendering/RenderLayerCompositor.cpp:3148
> +        if (!m_layerForOverhangAreas)
> +            return;

Wait what? You're skipping the setRootLayerConfigurationNeedsUpdate() stuff below.
Comment 12 Tim Horton 2018-08-01 00:59:47 PDT
(In reply to Simon Fraser (smfr) from comment #11)
> Comment on attachment 342577 [details]
> Patch
> 
> View in context:
> https://bugs.webkit.org/attachment.cgi?id=342577&action=review
> 
> > Source/WebCore/rendering/RenderLayerCompositor.cpp:3148
> > +        if (!m_layerForOverhangAreas)
> > +            return;
> 
> Wait what? You're skipping the setRootLayerConfigurationNeedsUpdate() stuff
> below.

Err, yeah, that needs to only bail from the stuff inside that block