| = Release notes for Gerrit 2.10.4 | 
 |  | 
 | There are no schema changes from link:ReleaseNotes-2.10.3.1.html[2.10.3.1]. | 
 |  | 
 | Download: | 
 | link:https://www.gerritcodereview.com/download/gerrit-2.10.4.war[ | 
 | https://www.gerritcodereview.com/download/gerrit-2.10.4.war] | 
 |  | 
 | == New Features | 
 |  | 
 | * Support identity linking in hybrid OpenID and OAuth2 authentication. | 
 | + | 
 | Linking of user identities across protocol boundaries and from one OAuth2 | 
 | identity to another OAuth2 identity is supported. | 
 |  | 
 | * Support identity linking in OAuth2 extension point. | 
 | + | 
 | Linking of user identities from one OAuth2 identity to another OAuth2 | 
 | identity is supported. | 
 |  | 
 | == Bug Fixes | 
 |  | 
 | * link:https://code.google.com/p/gerrit/issues/detail?id=3300[Issue 3300]: | 
 | Fix >10x performance degradation for Git push and replication operations. | 
 | + | 
 | A link:https://bugs.eclipse.org/bugs/show_bug.cgi?id=465509[regression in jgit] | 
 | caused a performance degradation. | 
 |  | 
 | * link:https://code.google.com/p/gerrit/issues/detail?id=3312[Issue 3312]: | 
 | Flush padding on patches downloaded as base64. | 
 | + | 
 | The padding was not flushed, which caused the downloaded patch to not be | 
 | valid base64. | 
 |  | 
 | === OAuth extension point | 
 |  | 
 | * Check for session validity during logout. | 
 | + | 
 | When user was trying to log out, after Gerrit restart, the session was | 
 | invalidated and IllegalStateException was recorded in the error_log. | 
 |  | 
 | == Updates | 
 |  | 
 | * Update jgit to 4.0.0.201505050340-m2. |