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libqos/ahci: set the NCQ tag on command_commit
authorJohn Snow <jsnow@redhat.com>
Sat, 4 Jul 2015 06:06:04 +0000 (02:06 -0400)
committerJohn Snow <jsnow@redhat.com>
Sat, 4 Jul 2015 06:06:04 +0000 (02:06 -0400)
commita8973ff50a04f96c3ce5c803c8fd3ec16ed8d6c5
tree26820de1548610a661f893ad329561c12f85ca73tree | snapshot
parent359790c2542a8c4da3d4c8fb626ca2675a417d51commit | diff
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
tests/libqos/ahci.c diff | blob | blame | history
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