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8059588: deadlock in java/io/PrintStream when verbose javax.net.debug flags are set

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Reviewed-by: mullan
This commit is contained in:
Sean Coffey 2015-03-27 19:13:47 +00:00
parent f2bf96030e
commit c189249408
1 changed files with 5 additions and 1 deletions
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6
jdk/src/jdk.crypto.pkcs11/share/classes/sun/security/pkcs11/SessionManager.java
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@ -90,6 +90,7 @@ final class SessionManager {
// maximum number of active sessions during this invocation, for debugging
private int maxActiveSessions;
private Object maxActiveSessionsLock;
// flags to use in the C_OpenSession() call
private final long openSessionFlags;
@ -113,6 +114,9 @@ final class SessionManager {
this.token = token;
this.objSessions = new Pool(this);
this.opSessions = new Pool(this);
if (debug != null) {
maxActiveSessionsLock = new Object();
}
}
// returns whether only a fairly low number of sessions are
@ -212,7 +216,7 @@ final class SessionManager {
Session session = new Session(token, id);
activeSessions.incrementAndGet();
if (debug != null) {
synchronized(this) {
synchronized(maxActiveSessionsLock) {
if (activeSessions.get() > maxActiveSessions) {
maxActiveSessions = activeSessions.get();
if (maxActiveSessions % 10 == 0) {