[PATCH RFC 5/7] m68k/mm: use __ClearPageReserved()

David Hildenbrand
2018-12-05T12:28:49Z

The PG_reserved flag is cleared from memory that is part of the kernel
image (and therefore marked as PG_reserved). Avoid using PG_reserved
directly.

Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
arch/m68k/mm/memory.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c
index b86a2e21693b..227c04fe60d2 100644
--- a/arch/m68k/mm/memory.c
+++ b/arch/m68k/mm/memory.c
@@ -51,7 +51,7 @@ void __init init_pointer_table(unsigned long ptable)
pr_debug("init_pointer_table: %lx, %x\n", ptable, PD_MARKBITS(dp));

/* unreserve the page so it's possible to free that page */
- PD_PAGE(dp)->flags &= ~(1 << PG_reserved);
+ __ClearPageReserved(PD_PAGE(dp));
init_page_count(PD_PAGE(dp));

return;
--
2.17.2