144370 2015-04-28 18:56:52 -0700 Deadlock on applications using JSContext on non-main thread 2015-04-28 20:58:06 -0700 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 joepeck joepeck commit-queue ggaren joepeck timothy oldest_to_newest 1089836 0 joepeck 2015-04-28 18:56:52 -0700 * SUMMARY Deadlock on applications using JSContext without main thread. For the original case where we made this synchronous we have a suitable SPI workaround (JSRemoteInspectorStart). 1089837 1 joepeck 2015-04-28 18:57:00 -0700 <rdar://problem/20717863> 1089839 2 251914 joepeck 2015-04-28 18:59:07 -0700 Created attachment 251914 [PATCH] Proposed Fix 1089876 3 251914 commit-queue 2015-04-28 20:58:02 -0700 Comment on attachment 251914 [PATCH] Proposed Fix Clearing flags on attachment: 251914 Committed r183526: <http://trac.webkit.org/changeset/183526> 1089877 4 commit-queue 2015-04-28 20:58:06 -0700 All reviewed patches have been landed. Closing bug. 251914 2015-04-28 18:59:07 -0700 2015-04-28 20:58:02 -0700 [PATCH] Proposed Fix workaround.patch text/plain 1790 joepeck ZGlmZiAtLWdpdCBhL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cgYi9Tb3VyY2UvSmF2 YVNjcmlwdENvcmUvQ2hhbmdlTG9nCmluZGV4IDBiMzBkMzI4Li4zZTY2Yjg5IDEwMDY0NAotLS0g YS9Tb3VyY2UvSmF2YVNjcmlwdENvcmUvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0 Q29yZS9DaGFuZ2VMb2cKQEAgLTEsNSArMSwxNyBAQAogMjAxNS0wNC0yOCAgSm9zZXBoIFBlY29y YXJvICA8cGVjb3Jhcm9AYXBwbGUuY29tPgogCisgICAgICAgIERlYWRsb2NrIG9uIGFwcGxpY2F0 aW9ucyB1c2luZyBKU0NvbnRleHQgb24gbm9uLW1haW4gdGhyZWFkCisgICAgICAgIGh0dHBzOi8v YnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNnaT9pZD0xNDQzNzAKKworICAgICAgICBSZXZpZXdl ZCBieSBOT0JPRFkgKE9PUFMhKS4KKworICAgICAgICAqIGluc3BlY3Rvci9yZW1vdGUvUmVtb3Rl SW5zcGVjdG9yLm1tOgorICAgICAgICAoSW5zcGVjdG9yOjpSZW1vdGVJbnNwZWN0b3I6OnNpbmds ZXRvbik6CisgICAgICAgIFByZXZlbnQgYSBwb3NzaWJsZSBkZWFkbG9jayBieSBhc3N1bWluZyB3 ZSBjYW4gc3luY2hyb25vdXNseQorICAgICAgICBydW4gc29tZXRoaW5nIG9uIHRoZSBtYWluIHF1 ZXVlIGF0IHRoaXMgdGltZS4KKworMjAxNS0wNC0yOCAgSm9zZXBoIFBlY29yYXJvICA8cGVjb3Jh cm9AYXBwbGUuY29tPgorCiAgICAgICAgIE5vZGVMaXN0IGhhcyBpc3N1ZXMgd2l0aCBTeW1ib2wg YW5kIGVtcHR5IHN0cmluZwogICAgICAgICBodHRwczovL2J1Z3Mud2Via2l0Lm9yZy9zaG93X2J1 Zy5jZ2k/aWQ9MTQ0MzEwCiAKZGlmZiAtLWdpdCBhL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9pbnNw ZWN0b3IvcmVtb3RlL1JlbW90ZUluc3BlY3Rvci5tbSBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9p bnNwZWN0b3IvcmVtb3RlL1JlbW90ZUluc3BlY3Rvci5tbQppbmRleCBkYzkzNzE2Li44ZDAwYTA4 IDEwMDY0NAotLS0gYS9Tb3VyY2UvSmF2YVNjcmlwdENvcmUvaW5zcGVjdG9yL3JlbW90ZS9SZW1v dGVJbnNwZWN0b3IubW0KKysrIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL2luc3BlY3Rvci9yZW1v dGUvUmVtb3RlSW5zcGVjdG9yLm1tCkBAIC05Myw4ICs5MywxMiBAQCBSZW1vdGVJbnNwZWN0b3Im IFJlbW90ZUluc3BlY3Rvcjo6c2luZ2xldG9uKCkKIAogICAgICAgICAgICAgaWYgKFtOU1RocmVh ZCBpc01haW5UaHJlYWRdKQogICAgICAgICAgICAgICAgIGluaXRpYWxpemUoKTsKLSAgICAgICAg ICAgIGVsc2UKLSAgICAgICAgICAgICAgICBkaXNwYXRjaF9zeW5jKGRpc3BhdGNoX2dldF9tYWlu X3F1ZXVlKCksIGluaXRpYWxpemUpOworICAgICAgICAgICAgZWxzZSB7CisgICAgICAgICAgICAg ICAgLy8gRklYTUU6IFRoaXMgbWVhbnMgdGhhdCB3ZSBtYXkgbWlzcyBhbiBhdXRvLWF0dGFjaCB0 byBhIEpTQ29udGV4dCBjcmVhdGVkIG9uIGEgbm9uLW1haW4gdGhyZWFkLgorICAgICAgICAgICAg ICAgIC8vIFRoZSBtYWluIHRocmVhZCBpbml0aWFsaXphdGlvbiBpcyByZXF1aXJlZCBmb3IgY2Vy dGFpbiBXVEYgdmFsdWVzIHRoYXQgbmVlZCB0byBiZSBpbml0aWFsaXplZAorICAgICAgICAgICAg ICAgIC8vIG9uIHRoZSAicmVhbCIgbWFpbiB0aHJlYWQuIFdlIHNob3VsZCBpbnZlc3RpZ2F0ZSBh IGJldHRlciB3YXkgdG8gaGFuZGxlIHRoaXMuCisgICAgICAgICAgICAgICAgZGlzcGF0Y2hfYXN5 bmMoZGlzcGF0Y2hfZ2V0X21haW5fcXVldWUoKSwgaW5pdGlhbGl6ZSk7CisgICAgICAgICAgICB9 CiAgICAgICAgIH0KICAgICB9KTsKIAo=