[PATCH] iommu/amd: Enable ga_log_intr when enabling guest_mode

[Suravee Suthikulpanit]

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.suthikulpa...@amd.com>
Cc: Joerg Roedel <jroe...@suse.de>
Fixes: d98de49a53e48 ('iommu/amd: Enable vAPIC interrupt remapping mode by 
default')
---
 drivers/iommu/amd_iommu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 0f1219f..28fbc81 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4316,6 +4316,7 @@ static int amd_ir_set_vcpu_affinity(struct irq_data 
*data, void *vcpu_info)
                /* Setting */
                irte->hi.fields.ga_root_ptr = (pi_data->base >> 12);
                irte->hi.fields.vector = vcpu_pi_info->vector;
+               irte->lo.fields_vapic.ga_log_intr = 1;
                irte->lo.fields_vapic.guest_mode = 1;
                irte->lo.fields_vapic.ga_tag = pi_data->ga_tag;
 
-- 
1.8.3.1