HDFS-16235. Fix Deadlock in LeaseRenewer for static remove method (#3472)

(cherry picked from commit 5f9321a5d4)
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AngersZhuuuu 2021-09-25 18:17:44 +08:00 committed by He Xiaoqiao
parent 06954af6f0
commit 4475d8bfe7
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@ -96,7 +96,9 @@ public static LeaseRenewer getInstance(final String authority,
* @param renewer Instance to be cleared from Factory * @param renewer Instance to be cleared from Factory
*/ */
public static void remove(LeaseRenewer renewer) { public static void remove(LeaseRenewer renewer) {
Factory.INSTANCE.remove(renewer); synchronized (renewer) {
Factory.INSTANCE.remove(renewer);
}
} }
/** /**