mm: fix some broken comments

Fix some broken comments including typo, grammar error and wrong function
name.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Link: https://lkml.kernel.org/r/20200913095456.54873-1-linmiaohe@huawei.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/filemap.c b/mm/filemap.c
index 8aad142ec4be59a8bf6e53da98af7a084e8704fa..45e564a20f8e6e09a6126b8935a4a8c49977a733 100644 (file)
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1445,7 +1445,7 @@ static inline bool clear_bit_unlock_is_negative_byte(long nr, volatile void *mem
  * unlock_page - unlock a locked page
  * @page: the page
  *
- * Unlocks the page and wakes up sleepers in ___wait_on_page_locked().
+ * Unlocks the page and wakes up sleepers in wait_on_page_locked().
  * Also wakes sleepers in wait_on_page_writeback() because the wakeup
  * mechanism between PageLocked pages and PageWriteback pages is shared.
  * But that's OK - sleepers in wait_on_page_writeback() just go back to sleep.
@@ -3004,7 +3004,7 @@ filler:
                goto out;
 
        /*
-        * Page is not up to date and may be locked due one of the following
+        * Page is not up to date and may be locked due to one of the following
         * case a: Page is being filled and the page lock is held
         * case b: Read/write error clearing the page uptodate status
         * case c: Truncation in progress (page locked)

diff --git a/mm/swap_state.c b/mm/swap_state.c
index aa40e706604cd4cdb32c0baedb60167fb32a8dd7..ee465827420e6284b0659f3fa34cb224b649a1a9 100644 (file)
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -246,7 +246,7 @@ int add_to_swap(struct page *page)
                goto fail;
        /*
         * Normally the page will be dirtied in unmap because its pte should be
-        * dirty. A special case is MADV_FREE page. The page'e pte could have
+        * dirty. A special case is MADV_FREE page. The page's pte could have
         * dirty bit cleared but the page's SwapBacked bit is still set because
         * clearing the dirty bit and SwapBacked bit has no lock protected. For
         * such page, unmap will not set dirty bit for it, so page reclaim will