1 files changed, 3 insertions, 0 deletions

diff --git a/arch/ppc64/kernel/iommu.c b/arch/ppc64/kernel/iommu.c
index 344164681d2c..8316426ccaf6 100644
--- a/arch/ppc64/kernel/iommu.c
+++ b/arch/ppc64/kernel/iommu.c
@@ -423,6 +423,9 @@ struct iommu_table *iommu_init_table(struct iommu_table *tbl)
         tbl->it_largehint = tbl->it_halfpoint;
         spin_lock_init(&tbl->it_lock);
 
+        /* Clear the hardware table in case firmware left allocations in it */
+        ppc_md.tce_free(tbl, tbl->it_offset, tbl->it_size);
+
         if (!welcomed) {
                 printk(KERN_INFO "IOMMU table initialized, virtual merging %s\n",
                        novmerge ? "disabled" : "enabled");