diff options
Diffstat (limited to 'drivers/iommu/intel-svm.c')
| -rw-r--r-- | drivers/iommu/intel-svm.c | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c index db301efe126d..d6c99935d5d9 100644 --- a/drivers/iommu/intel-svm.c +++ b/drivers/iommu/intel-svm.c @@ -65,8 +65,6 @@ int intel_svm_init(struct intel_iommu *iommu) order = get_order(sizeof(struct pasid_entry) * iommu->pasid_max); if (ecap_dis(iommu->ecap)) { - /* Just making it explicit... */ - BUILD_BUG_ON(sizeof(struct pasid_entry) != sizeof(struct pasid_state_entry)); pages = alloc_pages(GFP_KERNEL | __GFP_ZERO, order); if (pages) iommu->pasid_state_table = page_address(pages); @@ -405,9 +403,7 @@ int intel_svm_bind_mm(struct device *dev, int *pasid, int flags, struct svm_dev_ pasid_entry_val |= PASID_ENTRY_FLPM_5LP; entry = intel_pasid_get_entry(dev, svm->pasid); - entry->val = pasid_entry_val; - - wmb(); + WRITE_ONCE(entry->val[0], pasid_entry_val); /* * Flush PASID cache when a PASID table entry becomes |