diff options
| -rw-r--r-- | drivers/iommu/exynos-iommu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index 09f69b1d80fc..99054d2c040d 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -268,6 +268,7 @@ static void __sysmmu_tlb_invalidate_entry(void __iomem *sfrbase, sysmmu_iova_t iova, unsigned int num_inv) { unsigned int i; + for (i = 0; i < num_inv; i++) { __raw_writel((iova & SPAGE_MASK) | 1, sfrbase + REG_MMU_FLUSH_ENTRY); @@ -878,6 +879,7 @@ static sysmmu_pte_t *alloc_lv2entry(struct exynos_iommu_domain *priv, */ if (need_flush_flpd_cache) { struct exynos_iommu_owner *owner; + spin_lock(&priv->lock); list_for_each_entry(owner, &priv->clients, client) sysmmu_tlb_invalidate_flpdcache( @@ -941,6 +943,7 @@ static int lv2set_page(sysmmu_pte_t *pent, phys_addr_t paddr, size_t size, *pgcnt -= 1; } else { /* size == LPAGE_SIZE */ int i; + for (i = 0; i < SPAGES_PER_LPAGE; i++, pent++) { if (WARN_ON(!lv2ent_fault(pent))) { if (i > 0) |