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 15:33:52 +0000 (08:33 -0700)
commit0cd0fb38780b3d068c1b2fd2c832f6bb5f4aae6c
treef4802b8f6686ec8196b3e66feb8d8c205d70dd09
parentfe8cfa55ebc6778d52bf9c8ca58af0725da31bf6
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