The quilt patch titled
Subject: hugetlb: remove uses of folio_mapcount_ptr
has been removed from the -mm tree. Its filename was
hugetlb-remove-uses-of-folio_mapcount_ptr.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: hugetlb: remove uses of folio_mapcount_ptr
Date: Wed, 11 Jan 2023 14:28:59 +0000
Use the entire_mapcount field directly.
Link: https://lkml.kernel.org/r/20230111142915.1001531-14-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/mm/hugetlb.c~hugetlb-remove-uses-of-folio_mapcount_ptr
+++ a/mm/hugetlb.c
@@ -1474,7 +1474,7 @@ static void __destroy_compound_gigantic_
int nr_pages = 1 << order;
struct page *p;
- atomic_set(folio_mapcount_ptr(folio), 0);
+ atomic_set(&folio->_entire_mapcount, 0);
atomic_set(&folio->_nr_pages_mapped, 0);
atomic_set(&folio->_pincount, 0);
@@ -1996,7 +1996,7 @@ static bool __prep_compound_gigantic_fol
if (i != 0)
set_compound_head(p, &folio->page);
}
- atomic_set(folio_mapcount_ptr(folio), -1);
+ atomic_set(&folio->_entire_mapcount, -1);
atomic_set(&folio->_nr_pages_mapped, 0);
atomic_set(&folio->_pincount, 0);
return true;
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
