iommu/amd: Enable ga_log_intr when enabling guest_mode
authorSuravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Thu, 6 Jul 2017 02:29:59 +0000 (21:29 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 11 Aug 2017 15:49:30 +0000 (08:49 -0700)
commitbe5c6efc996e439205c298331c755f007f66484b
tree03d9fb9c49585d55d07e6d06bbddd2154191638b
parent03ebdd1eb95afc3d4524540ecb1226567e655e5e
iommu/amd: Enable ga_log_intr when enabling guest_mode

commit efe6f241602cb61466895f6816b8ea6b90f04d4e upstream.

IRTE[GALogIntr] bit should set when enabling guest_mode, which enables
IOMMU to generate entry in GALog when IRTE[IsRun] is not set, and send
an interrupt to notify IOMMU driver.

Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Cc: Joerg Roedel <jroedel@suse.de>
Fixes: d98de49a53e48 ('iommu/amd: Enable vAPIC interrupt remapping mode by default')
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/iommu/amd_iommu.c