tree 26820de1548610a661f893ad329561c12f85ca73
parent 359790c2542a8c4da3d4c8fb626ca2675a417d51
author John Snow <jsnow@redhat.com> 1435989964 -0400
committer John Snow <jsnow@redhat.com> 1435989964 -0400

libqos/ahci: set the NCQ tag on command_commit

NCQ commands have the concept of a "TAG" that they need to set,
but in the AHCI world, it is mandated that the TAG always match
the command slot that you executed the NCQ from.

See AHCI 9.3.1.1.5.2 "Native Queued Commands".

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1435016308-6150-14-git-send-email-jsnow@redhat.com