RESOLVED FIXED 215933
Remove the system tracing from DisplayList::Replayer::replay() 
https://bugs.webkit.org/show_bug.cgi?id=215933
Summary Remove the system tracing from DisplayList::Replayer::replay()
Said Abou-Hallawa
Reported 2020-08-28 10:18:48 PDT
It turned out this tracing point can be expensive when drawing many text lines in a page. It can affect the tracing of the MotionMark Design test for example.
Attachments
Patch (2.67 KB, patch)
2020-08-28 10:24 PDT, Said Abou-Hallawa 		no flags
DetailsFormatted DiffDiff
Patch (1.61 KB, patch)
2020-08-28 10:37 PDT, Said Abou-Hallawa 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Said Abou-Hallawa
Comment 1 2020-08-28 10:24:08 PDT
Created attachment 407479 [details] Patch
Simon Fraser (smfr)
Comment 2 2020-08-28 10:27:56 PDT
Comment on attachment 407479 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=407479&action=review > Source/WTF/wtf/SystemTracing.h:-92 > - DisplayListReplayStart, > - DisplayListReplayEnd, Don't remove these, because the rest of the values will move and break viewing older traces.
Said Abou-Hallawa
Comment 3 2020-08-28 10:37:21 PDT
Created attachment 407482 [details] Patch
EWS
Comment 4 2020-08-28 11:02:40 PDT
Committed r266286: <https://trac.webkit.org/changeset/266286> All reviewed patches have been landed. Closing bug and clearing flags on attachment 407482 [details].
Radar WebKit Bug Importer
Comment 5 2020-08-28 11:03:17 PDT
<rdar://problem/67950678>
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