1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index bb2cd29e1658..d8f7000a466a 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -797,7 +797,8 @@ static int iommu_init_ga_log(struct amd_iommu *iommu)
         entry = iommu_virt_to_phys(iommu->ga_log) | GA_LOG_SIZE_512;
         memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_BASE_OFFSET,
                     &entry, sizeof(entry));
-        entry = (iommu_virt_to_phys(iommu->ga_log) & 0xFFFFFFFFFFFFFULL) & ~7ULL;
+        entry = (iommu_virt_to_phys(iommu->ga_log_tail) &
+                 (BIT_ULL(52)-1)) & ~7ULL;
         memcpy_toio(iommu->mmio_base + MMIO_GA_LOG_TAIL_OFFSET,
                     &entry, sizeof(entry));
         writel(0x00, iommu->mmio_base + MMIO_GA_HEAD_OFFSET);