[PATCH] writeback: Fix some comment errors

[Quanfa Fu <fuqf0919@gmail.com>]

Signed-off-by: Quanfa Fu <fuqf0919@gmail.com>
---
 mm/khugepaged.c     | 2 +-
 mm/memory-failure.c | 2 +-
 mm/slab_common.c    | 2 +-
 mm/swap.c           | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 8a8b3aa92937..f482a7861141 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1306,7 +1306,7 @@ static int khugepaged_scan_pmd(struct mm_struct *mm,
 		/*
 		 * Record which node the original page is from and save this
 		 * information to khugepaged_node_load[].
-		 * Khupaged will allocate hugepage from the node has the max
+		 * Khugepaged will allocate hugepage from the node has the max
 		 * hit record.
 		 */
 		node = page_to_nid(page);
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index bdbbb32211a5..5908661e5c23 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1227,7 +1227,7 @@ static int get_any_page(struct page *p, unsigned long flags)
  *
  * get_hwpoison_page() takes a page refcount of an error page to handle memory
  * error on it, after checking that the error page is in a well-defined state
- * (defined as a page-type we can successfully handle the memor error on it,
+ * (defined as a page-type we can successfully handle the memory error on it,
  * such as LRU page and hugetlb page).
  *
  * Memory error handling could be triggered at any time on any type of page,
diff --git a/mm/slab_common.c b/mm/slab_common.c
index ec2bb0beed75..e845a8286f2c 100644
--- a/mm/slab_common.c
+++ b/mm/slab_common.c
@@ -832,7 +832,7 @@ void __init setup_kmalloc_cache_index_table(void)
 
 	if (KMALLOC_MIN_SIZE >= 64) {
 		/*
-		 * The 96 byte size cache is not used if the alignment
+		 * The 96 byte sized cache is not used if the alignment
 		 * is 64 byte.
 		 */
 		for (i = 64 + 8; i <= 96; i += 8)
diff --git a/mm/swap.c b/mm/swap.c
index af3cad4e5378..0ab1aa4a79b6 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -866,7 +866,7 @@ void lru_cache_disable(void)
 	 * all online CPUs so any calls of lru_cache_disabled wrapped by
 	 * local_lock or preemption disabled would be ordered by that.
 	 * The atomic operation doesn't need to have stronger ordering
-	 * requirements because that is enforeced by the scheduling
+	 * requirements because that is enforced by the scheduling
 	 * guarantees.
 	 */
 	__lru_add_drain_all(true);
-- 
2.25.1