The quilt patch titled
Subject: hugetlbfs: convert hugetlb_delete_from_page_cache() to use folios
has been removed from the -mm tree. Its filename was
hugetlbfs-convert-hugetlb_delete_from_page_cache-to-use-folios.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: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
Subject: hugetlbfs: convert hugetlb_delete_from_page_cache() to use folios
Date: Thu, 22 Sep 2022 10:42:06 -0500
Remove the last caller of delete_from_page_cache() by converting the code
to its folio equivalent.
Link: https://lkml.kernel.org/r/20220922154207.1575343-5-sidhartha.kumar@xxxxxxxxxx
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
Reviewed-by: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Colin Cross <ccross@xxxxxxxxxx>
Cc: David Howells <dhowells@xxxxxxxxxx>
Cc: "Eric W . Biederman" <ebiederm@xxxxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Cc: Peter Xu <peterx@xxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: William Kucharski <william.kucharski@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/hugetlbfs/inode.c | 12 ++++++------
include/linux/pagemap.h | 1 -
mm/folio-compat.c | 5 -----
3 files changed, 6 insertions(+), 12 deletions(-)
--- a/fs/hugetlbfs/inode.c~hugetlbfs-convert-hugetlb_delete_from_page_cache-to-use-folios
+++ a/fs/hugetlbfs/inode.c
@@ -364,11 +364,11 @@ static int hugetlbfs_write_end(struct fi
return -EINVAL;
}
-static void hugetlb_delete_from_page_cache(struct page *page)
+static void hugetlb_delete_from_page_cache(struct folio *folio)
{
- ClearPageDirty(page);
- ClearPageUptodate(page);
- delete_from_page_cache(page);
+ folio_clear_dirty(folio);
+ folio_clear_uptodate(folio);
+ filemap_remove_folio(folio);
}
/*
@@ -574,8 +574,8 @@ static bool remove_inode_single_folio(st
* map could fail. Correspondingly, the subpool and global
* reserve usage count can need to be adjusted.
*/
- VM_BUG_ON(HPageRestoreReserve(&folio->page));
- hugetlb_delete_from_page_cache(&folio->page);
+ VM_BUG_ON_FOLIO(folio_test_hugetlb_restore_reserve(folio), folio);
+ hugetlb_delete_from_page_cache(folio);
ret = true;
if (!truncate_op) {
if (unlikely(hugetlb_unreserve_pages(inode, index,
--- a/include/linux/pagemap.h~hugetlbfs-convert-hugetlb_delete_from_page_cache-to-use-folios
+++ a/include/linux/pagemap.h
@@ -1102,7 +1102,6 @@ int add_to_page_cache_lru(struct page *p
int filemap_add_folio(struct address_space *mapping, struct folio *folio,
pgoff_t index, gfp_t gfp);
void filemap_remove_folio(struct folio *folio);
-void delete_from_page_cache(struct page *page);
void __filemap_remove_folio(struct folio *folio, void *shadow);
void replace_page_cache_page(struct page *old, struct page *new);
void delete_from_page_cache_batch(struct address_space *mapping,
--- a/mm/folio-compat.c~hugetlbfs-convert-hugetlb_delete_from_page_cache-to-use-folios
+++ a/mm/folio-compat.c
@@ -124,11 +124,6 @@ struct page *grab_cache_page_write_begin
}
EXPORT_SYMBOL(grab_cache_page_write_begin);
-void delete_from_page_cache(struct page *page)
-{
- return filemap_remove_folio(page_folio(page));
-}
-
int try_to_release_page(struct page *page, gfp_t gfp)
{
return filemap_release_folio(page_folio(page), gfp);
_
Patches currently in -mm which might be from sidhartha.kumar@xxxxxxxxxx are
mm-hugetlb_cgroup-convert-__set_hugetlb_cgroup-to-folios.patch
mm-hugetlb_cgroup-convert-hugetlb_cgroup_from_page-to-folios.patch
mm-hugetlb_cgroup-convert-set_hugetlb_cgroup-to-folios.patch
mm-hugetlb_cgroup-convert-hugetlb_cgroup_migrate-to-folios.patch
mm-hugetlb-convert-isolate_or_dissolve_huge_page-to-folios.patch
mm-hugetlb-convert-free_huge_page-to-folios.patch
mm-hugetlb_cgroup-convert-hugetlb_cgroup_uncharge_page-to-folios.patch
mm-hugeltb_cgroup-convert-hugetlb_cgroup_commit_charge-to-folios.patch
mm-hugetlb-convert-move_hugetlb_state-to-folios.patch
