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Diffstat (limited to 'drivers/iommu/amd_iommu_v2.c')
-rw-r--r--drivers/iommu/amd_iommu_v2.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index 036fe9bf157..5208828792e 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -81,7 +81,7 @@ struct fault {
u16 flags;
};
-struct device_state **state_table;
+static struct device_state **state_table;
static spinlock_t state_lock;
/* List and lock for all pasid_states */
@@ -681,6 +681,8 @@ int amd_iommu_bind_pasid(struct pci_dev *pdev, int pasid,
atomic_set(&pasid_state->count, 1);
init_waitqueue_head(&pasid_state->wq);
+ spin_lock_init(&pasid_state->lock);
+
pasid_state->task = task;
pasid_state->mm = get_task_mm(task);
pasid_state->device_state = dev_state;
@@ -924,7 +926,7 @@ static int __init amd_iommu_v2_init(void)
pr_info("AMD IOMMUv2 driver by Joerg Roedel <joerg.roedel@amd.com>\n");
if (!amd_iommu_v2_supported()) {
- pr_info("AMD IOMMUv2 functionality not available on this sytem\n");
+ pr_info("AMD IOMMUv2 functionality not available on this system\n");
/*
* Load anyway to provide the symbols to other modules
* which may use AMD IOMMUv2 optionally.