Bug 114294

Summary: Create fewer tiles when page is loading
Product: WebKit Reporter: Antti Koivisto <koivisto>
Component: Layout and RenderingAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: abarth, andersca, barraclough, buildbot, commit-queue, eric, esprehn+autocc, japhet, kling, ojan.autocc, rniwa, simon.fraser, webkit.review.bot
Priority: P2 Keywords: InRadar
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
patch
andersca: review+, buildbot: commit-queue-
Archive of layout-test-results from webkit-ews-14 for mac-mountainlion-wk2
none
reduced initial tile counts, added new tests for speculative tiles after load is completed none

Description Antti Koivisto 2013-04-09 11:26:00 PDT
We currently create speculative tiles immediately. The page is often changing rapidly during loading and keeping speculative tiles up to date creates extra work.
Comment 1 Antti Koivisto 2013-04-09 11:33:35 PDT
Created attachment 197152 [details]
patch
Comment 2 Antti Koivisto 2013-04-09 11:35:15 PDT
<rdar://problem/13589857>
Comment 3 Build Bot 2013-04-09 14:07:25 PDT
Comment on attachment 197152 [details]
patch

Attachment 197152 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-commit-queue.appspot.com/results/17656015

New failing tests:
platform/mac-wk2/tiled-drawing/fixed-background/fixed-body-background-transformed-html.html
platform/mac-wk2/tiled-drawing/tile-coverage-after-scroll.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-background-no-image.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-html-background.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-body-background-zoomed.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-body-background-opacity-html.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-body-background-body-layer.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-body-background.html
platform/mac-wk2/tiled-drawing/tiled-drawing-zoom-scrolled.html
platform/mac-wk2/tiled-drawing/tiled-drawing-zoom.html
platform/mac-wk2/tiled-drawing/fixed-background/fixed-body-background-positioned.html
platform/mac-wk2/tiled-drawing/tile-coverage-scroll-to-bottom.html
platform/mac-wk2/tiled-drawing/use-tiled-drawing.html
Comment 4 Build Bot 2013-04-09 14:07:28 PDT
Created attachment 197168 [details]
Archive of layout-test-results from webkit-ews-14 for mac-mountainlion-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: webkit-ews-14  Port: mac-mountainlion-wk2  Platform: Mac OS X 10.8.2
Comment 5 Antti Koivisto 2013-04-10 02:58:06 PDT
Created attachment 197233 [details]
reduced initial tile counts, added new tests for speculative tiles after load is completed
Comment 6 WebKit Commit Bot 2013-04-10 04:33:24 PDT
Comment on attachment 197233 [details]
reduced initial tile counts, added new tests for speculative tiles after load is completed

Clearing flags on attachment: 197233

Committed r148089: <http://trac.webkit.org/changeset/148089>
Comment 7 WebKit Commit Bot 2013-04-10 04:33:27 PDT
All reviewed patches have been landed.  Closing bug.