[jbossts-issues] [JBoss JIRA] Reopened: (JBTM-610) Restore mutex handling on LockManager
Jonathan Halliday (JIRA)
jira-events at lists.jboss.org
Tue Nov 3 07:42:05 EST 2009
[ https://jira.jboss.org/jira/browse/JBTM-610?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jonathan Halliday reopened JBTM-610:
------------------------------------
LockManager.java:415: synchronized (currAct) fails to anticipate currAct == null case.
> Restore mutex handling on LockManager
> -------------------------------------
>
> Key: JBTM-610
> URL: https://jira.jboss.org/jira/browse/JBTM-610
> Project: JBoss Transaction Manager
> Issue Type: Task
> Security Level: Public(Everyone can see)
> Components: Transaction Core
> Reporter: Mark Little
> Assignee: Mark Little
> Fix For: 4.8.0, 4.9.0
>
>
> It looks like someone tried to optimize the synchronizations around LockManager, probably for HP-MS performance tuning. Unfortunately they didn't fully understand the implications. Backing out to original approach until/unless performance becomes an issue again.
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