diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2024-04-02 21:12:51 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-04-25 20:56:35 -0700 |
| commit | 8c9e8381ea4bcca4305cf0d24f87f4d39514ab35 (patch) | |
| tree | 86c008d2aece526be85d216dce4f126cb82f2083 /include/linux/page-flags.h | |
| parent | 1ade67cd22e4aeb74ed0b86bab6760bbcf9e2f06 (diff) | |
mm: generate PAGE_IDLE_FLAG definitions
If CONFIG_PAGE_IDLE_FLAG is not set, we can use FOLIO_FLAG_FALSE() to
generate these definitions.
Link: https://lkml.kernel.org/r/20240402201252.917342-5-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux/page-flags.h')
| -rw-r--r-- | include/linux/page-flags.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 7577fe7debaf..f83331684e47 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -626,12 +626,19 @@ PAGEFLAG_FALSE(HWPoison, hwpoison) #define __PG_HWPOISON 0 #endif -#if defined(CONFIG_PAGE_IDLE_FLAG) && defined(CONFIG_64BIT) +#ifdef CONFIG_PAGE_IDLE_FLAG +#ifdef CONFIG_64BIT FOLIO_TEST_FLAG(young, FOLIO_HEAD_PAGE) FOLIO_SET_FLAG(young, FOLIO_HEAD_PAGE) FOLIO_TEST_CLEAR_FLAG(young, FOLIO_HEAD_PAGE) FOLIO_FLAG(idle, FOLIO_HEAD_PAGE) #endif +/* See page_idle.h for !64BIT workaround */ +#else /* !CONFIG_PAGE_IDLE_FLAG */ +FOLIO_FLAG_FALSE(young) +FOLIO_TEST_CLEAR_FLAG_FALSE(young) +FOLIO_FLAG_FALSE(idle) +#endif /* * PageReported() is used to track reported free pages within the Buddy |