Mercurial > hg > truffle
comparison src/share/vm/runtime/synchronizer.cpp @ 8673:5ee250974db9
8007476: assert(the_owner != NULL) failed: Did not find owning Java thread for lock word address
Summary: Make deadlock detection a little more robust in the case of being unable to find the JavaThread associated with an object lock.
Reviewed-by: sla, acorn
| author | dcubed |
|---|---|
| date | Wed, 27 Feb 2013 15:00:30 -0800 |
| parents | 9fae07c31641 |
| children | b9a918201d47 cc32ccaaf47f |
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| 8671:698b615a1cde | 8673:5ee250974db9 |
|---|---|
| 811 assert(monitor != NULL, "monitor should be non-null"); | 811 assert(monitor != NULL, "monitor should be non-null"); |
| 812 owner = (address) monitor->owner(); | 812 owner = (address) monitor->owner(); |
| 813 } | 813 } |
| 814 | 814 |
| 815 if (owner != NULL) { | 815 if (owner != NULL) { |
| 816 // owning_thread_from_monitor_owner() may also return NULL here | |
| 816 return Threads::owning_thread_from_monitor_owner(owner, doLock); | 817 return Threads::owning_thread_from_monitor_owner(owner, doLock); |
| 817 } | 818 } |
| 818 | 819 |
| 819 // Unlocked case, header in place | 820 // Unlocked case, header in place |
| 820 // Cannot have assertion since this object may have been | 821 // Cannot have assertion since this object may have been |