Author: kfujino Date: Wed Jan 28 06:04:58 2015 New Revision: 1655224 URL: http://svn.apache.org/r1655224 Log: Fix a possible deadlock when receiver thread invokes mapMemberAdded() while ping thread invokes memberAlive().
Modified: tomcat/tc7.0.x/trunk/java/org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml Modified: tomcat/tc7.0.x/trunk/java/org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java?rev=1655224&r1=1655223&r2=1655224&view=diff ============================================================================== --- tomcat/tc7.0.x/trunk/java/org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java (original) +++ tomcat/tc7.0.x/trunk/java/org/apache/catalina/tribes/tipis/AbstractReplicatedMap.java Wed Jan 28 06:04:58 2015 @@ -300,10 +300,8 @@ public abstract class AbstractReplicated * @param member Member */ protected void memberAlive(Member member) { + mapMemberAdded(member); synchronized (mapMembers) { - if (!mapMembers.containsKey(member)) { - mapMemberAdded(member); - } //end if mapMembers.put(member, new Long(System.currentTimeMillis())); } } Modified: tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?rev=1655224&r1=1655223&r2=1655224&view=diff ============================================================================== --- tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml Wed Jan 28 06:04:58 2015 @@ -55,6 +55,17 @@ They eventually become mixed with the numbered issues. (I.e., numbered issues to not "pop up" wrt. others). --> +<section name="Tomcat 7.0.59 (violetagg)"> + <subsection name="Tribes"> + <changelog> + <fix> + Fix a possible deadlock when receiver thread invokes + <code>mapMemberAdded()</code> while ping thread invokes + <code>memberAlive()</code>. (kfujino) + </fix> + </changelog> + </subsection> +</section> <section name="Tomcat 7.0.58 (violetagg)"> <subsection name="Catalina"> <changelog> --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org