RESOLVED FIXED 219417
[GPU Process] Disconnect NativeImages from RemoteResourceCacheProxy when RemoteRenderingBackendProxy is destroyed 
https://bugs.webkit.org/show_bug.cgi?id=219417
Summary [GPU Process] Disconnect NativeImages from RemoteResourceCacheProxy when Remo...
Said Abou-Hallawa
Reported 2020-12-01 18:05:01 PST
This is a timing issue which may cause crash if deleting RemoteRenderingBackendProxy happens before deleting the NativeImages maintained by its RemoteResourceCacheProxy.
Attachments
Patch (2.68 KB, patch)
2020-12-01 18:29 PST, Said Abou-Hallawa 		no flags
DetailsFormatted DiffDiff
Patch (6.18 KB, patch)
2020-12-03 14:02 PST, Said Abou-Hallawa 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Said Abou-Hallawa
Comment 1 2020-12-01 18:29:54 PST
Created attachment 415184 [details] Patch
Tim Horton
Comment 2 2020-12-01 23:54:56 PST
Comment on attachment 415184 [details] Patch I guess my next question is ... can't a NativeImage be used between RemoteResourceCacheProxy instances?? (if you have two pages in one Web Content process). Or is NativeImage somehow scoped in such a way that that is not possible?
Said Abou-Hallawa
Comment 3 2020-12-03 14:02:55 PST
Created attachment 415342 [details] Patch
EWS
Comment 4 2020-12-03 16:24:53 PST
Committed r270417: <https://trac.webkit.org/changeset/270417> All reviewed patches have been landed. Closing bug and clearing flags on attachment 415342 [details].
Radar WebKit Bug Importer
Comment 5 2020-12-03 16:25:17 PST
<rdar://problem/71957568>
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