[PATCH 5/8] iommu: fix a couple of spelling mistakes

[Zhen Lei <thunder.leizhen@huawei.com>]

There are several spelling mistakes, as follows:
funcions ==> functions
distiguish ==> distinguish
detroyed ==> destroyed

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
 drivers/iommu/iommu.c | 4 ++--
 drivers/iommu/iova.c  | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index d0b0a15dba8413c..0f4e9a6122ee58f 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -1453,7 +1453,7 @@ struct iommu_group *pci_device_group(struct device *dev)
 
 	/*
 	 * Look for existing groups on non-isolated functions on the same
-	 * slot and aliases of those funcions, if any.  No need to clear
+	 * slot and aliases of those functions, if any.  No need to clear
 	 * the search bitmap, the tested devfns are still valid.
 	 */
 	group = get_pci_function_alias_group(pdev, (unsigned long *)devfns);
@@ -2267,7 +2267,7 @@ struct iommu_domain *iommu_get_dma_domain(struct device *dev)
  * iterating over the devices in a group.  Ideally we'd have a single
  * device which represents the requestor ID of the group, but we also
  * allow IOMMU drivers to create policy defined minimum sets, where
- * the physical hardware may be able to distiguish members, but we
+ * the physical hardware may be able to distinguish members, but we
  * wish to group them at a higher level (ex. untrusted multi-function
  * PCI devices).  Thus we attach each device.
  */
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index e6e2fa85271c3f8..bf710b0a3713e21 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -524,7 +524,7 @@ static void fq_destroy_all_entries(struct iova_domain *iovad)
 	int cpu;
 
 	/*
-	 * This code runs when the iova_domain is being detroyed, so don't
+	 * This code runs when the iova_domain is being destroyed, so don't
 	 * bother to free iovas, just call the entry_dtor on all remaining
 	 * entries.
 	 */
-- 
1.8.3