mm: update references to page _refcount

Commit 0139aa7b7fa ("mm: rename _count, field of the struct page, to
_refcount") left out a couple of references to the old field name.  Fix
that.

Link: http://lkml.kernel.org/r/cedf87b02eb8a6b3eac57e8e91da53fb15c3c44c.1556537475.git.baruch@tkos.co.il
Fixes: 0139aa7b7fa ("mm: rename _count, field of the struct page, to _refcount")
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 2 insertions, 2 deletions

diff --git a/mm/debug.c b/mm/debug.c
index eee9c221280c..8345bb6e4769 100644
--- a/mm/debug.c
+++ b/mm/debug.c
@@ -67,7 +67,7 @@ void __dump_page(struct page *page, const char *reason)
          */
         mapcount = PageSlab(page) ? 0 : page_mapcount(page);
 
-        pr_warn("page:%px count:%d mapcount:%d mapping:%px index:%#lx",
+        pr_warn("page:%px refcount:%d mapcount:%d mapping:%px index:%#lx",
                   page, page_ref_count(page), mapcount,
                   page->mapping, page_to_pgoff(page));
         if (PageCompound(page))
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f2f3fb4921d1..4b2d5f50431d 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1986,7 +1986,7 @@ static void check_new_page_bad(struct page *page)
         if (unlikely(page->mapping != NULL))
                 bad_reason = "non-NULL mapping";
         if (unlikely(page_ref_count(page) != 0))
-                bad_reason = "nonzero _count";
+                bad_reason = "nonzero _refcount";
         if (unlikely(page->flags & __PG_HWPOISON)) {
                 bad_reason = "HWPoisoned (hardware-corrupted)";
                 bad_flags = __PG_HWPOISON;