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mm/page_owner: convert set_page_owner_migrate_reason() to folios 

Both callers of set_page_owner_migrate_reason() use folios.  Convert the
function to take a folio directly and move the &folio->page conversion
inside __set_page_owner_migrate_reason().

Link: https://lkml.kernel.org/r/20250711145910.90135-1-sidhartha.kumar@oracle.com
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
Cc: Muchun Song <muchun.song@linux.dev>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
pull/1311/head
Sidhartha Kumar 2025-07-11 10:59:10 -04:00 committed by Andrew Morton
parent 5bd88fef6a
commit 9989db9f23
4 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
include/linux/page_owner.h
View File

@ -14,7 +14,7 @@ extern void __set_page_owner(struct page *page,
extern void __split_page_owner(struct page *page, int old_order,
int new_order);
extern void __folio_copy_owner(struct folio *newfolio, struct folio *old);
extern void __set_page_owner_migrate_reason(struct page *page, int reason);
extern void __folio_set_owner_migrate_reason(struct folio *folio, int reason);
extern void __dump_page_owner(const struct page *page);
extern void pagetypeinfo_showmixedcount_print(struct seq_file *m,
pg_data_t *pgdat, struct zone *zone);
@ -43,10 +43,10 @@ static inline void folio_copy_owner(struct folio *newfolio, struct folio *old)
if (static_branch_unlikely(&page_owner_inited))
__folio_copy_owner(newfolio, old);
}
static inline void set_page_owner_migrate_reason(struct page *page, int reason)
static inline void folio_set_owner_migrate_reason(struct folio *folio, int reason)
{
if (static_branch_unlikely(&page_owner_inited))
__set_page_owner_migrate_reason(page, reason);
__folio_set_owner_migrate_reason(folio, reason);
}
static inline void dump_page_owner(const struct page *page)
{
@ -68,7 +68,7 @@ static inline void split_page_owner(struct page *page, int old_order,
static inline void folio_copy_owner(struct folio *newfolio, struct folio *folio)
{
}
static inline void set_page_owner_migrate_reason(struct page *page, int reason)
static inline void folio_set_owner_migrate_reason(struct folio *folio, int reason)
{
}
static inline void dump_page_owner(const struct page *page)

2
mm/hugetlb.c
View File

@ -7835,7 +7835,7 @@ void move_hugetlb_state(struct folio *old_folio, struct folio *new_folio, int re
struct hstate *h = folio_hstate(old_folio);
hugetlb_cgroup_migrate(old_folio, new_folio);
set_page_owner_migrate_reason(&new_folio->page, reason);
folio_set_owner_migrate_reason(new_folio, reason);
/*
* transfer temporary state of the new hugetlb folio. This is

2
mm/migrate.c
View File

@ -1367,7 +1367,7 @@ static int migrate_folio_move(free_folio_t put_new_folio, unsigned long private,
out_unlock_both:
folio_unlock(dst);
set_page_owner_migrate_reason(&dst->page, reason);
folio_set_owner_migrate_reason(dst, reason);
/*
* If migration is successful, decrease refcount of dst,
* which will not free the page because new page owner increased

4
mm/page_owner.c
View File

@ -333,9 +333,9 @@ noinline void __set_page_owner(struct page *page, unsigned short order,
inc_stack_record_count(handle, gfp_mask, 1 << order);
}
void __set_page_owner_migrate_reason(struct page *page, int reason)
void __folio_set_owner_migrate_reason(struct folio *folio, int reason)
{
struct page_ext *page_ext = page_ext_get(page);
struct page_ext *page_ext = page_ext_get(&folio->page);
struct page_owner *page_owner;
if (unlikely(!page_ext))