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Diffstat (limited to 'drivers/iommu/amd_iommu_types.h')
-rw-r--r--drivers/iommu/amd_iommu_types.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iommu/amd_iommu_types.h b/drivers/iommu/amd_iommu_types.h
index 9ac229e92b07..c9c1612d52e0 100644
--- a/drivers/iommu/amd_iommu_types.h
+++ b/drivers/iommu/amd_iommu_types.h
@@ -475,7 +475,6 @@ struct protection_domain {
int glx; /* Number of levels for GCR3 table */
u64 *gcr3_tbl; /* Guest CR3 table */
unsigned long flags; /* flags to find out type of domain */
- bool updated; /* complete domain flush required */
unsigned dev_cnt; /* devices assigned to this domain */
unsigned dev_iommu[MAX_IOMMUS]; /* per-IOMMU reference count */
};
@@ -634,6 +633,9 @@ struct devid_map {
* This struct contains device specific data for the IOMMU
*/
struct iommu_dev_data {
+ /*Protect against attach/detach races */
+ spinlock_t lock;
+
struct list_head list; /* For domain->dev_list */
struct llist_node dev_data_list; /* For global dev_data_list */
struct protection_domain *domain; /* Domain the device is bound to */