amd-iommu: drop pointless iommu-loop in msi setup code

It is not necessary to loop again over all IOMMUs in this code. So drop
the loop.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

1 files changed, 1 insertions, 7 deletions

diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 74f4f1fea930..cc99f6092230 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -826,13 +826,6 @@ out_free:
 static int __init iommu_setup_msi(struct amd_iommu *iommu)
 {
         int r;
-        struct amd_iommu *curr;
-
-        for_each_iommu(curr) {
-                if (curr->dev == iommu->dev)
-                        curr->int_enabled = true;
-        }
-
 
         if (pci_enable_msi(iommu->dev))
                 return 1;
@@ -847,6 +840,7 @@ static int __init iommu_setup_msi(struct amd_iommu *iommu)
                 return 1;
         }
 
+        iommu->int_enabled = true;
         iommu_feature_enable(iommu, CONTROL_EVT_INT_EN);
 
         return 0;