git: openjdk/jdk11u-dev: 8273026: Slow LoginContext.login() on multi threading application

[Christoph Langer]

Changeset: 2fb8ca2b
Author:    Ilarion Nakonechnyy <Ilarion at azul.com>
Committer: Christoph Langer <clanger at openjdk.org>
Date:      2021-11-22 16:08:18 +0000
URL:       https://git.openjdk.java.net/jdk11u-dev/commit/2fb8ca2b2f4c9259446e9b17c5ba446c18c80b28

8273026: Slow LoginContext.login() on multi threading application

Reviewed-by: clanger
Backport-of: c0cda1db4fe74b86faa12136336bdf98c96758d2

! src/java.base/share/classes/javax/security/auth/login/LoginContext.java
! test/jdk/javax/security/auth/spi/Loader.java
! test/jdk/javax/security/auth/spi/SecondLoginModule.java