The quilt patch titled
Subject: mm/mm_init: use helper macro BITS_PER_LONG and BITS_PER_BYTE
has been removed from the -mm tree. Its filename was
mm-mm_init-use-helper-macro-bits_per_long-and-bits_per_byte.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: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Subject: mm/mm_init: use helper macro BITS_PER_LONG and BITS_PER_BYTE
Date: Mon, 7 Aug 2023 10:35:28 +0800
It's more readable to use helper macro BITS_PER_LONG and BITS_PER_BYTE.
No functional change intended.
Link: https://lkml.kernel.org/r/20230807023528.325191-1-linmiaohe@xxxxxxxxxx
Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Reviewed-by: Mike Rapoport (IBM) <rppt@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/mm_init.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/mm/mm_init.c~mm-mm_init-use-helper-macro-bits_per_long-and-bits_per_byte
+++ a/mm/mm_init.c
@@ -79,7 +79,7 @@ void __init mminit_verify_pageflags_layo
int shift, width;
unsigned long or_mask, add_mask;
- shift = 8 * sizeof(unsigned long);
+ shift = BITS_PER_LONG;
width = shift - SECTIONS_WIDTH - NODES_WIDTH - ZONES_WIDTH
- LAST_CPUPID_SHIFT - KASAN_TAG_WIDTH - LRU_GEN_WIDTH - LRU_REFS_WIDTH;
mminit_dprintk(MMINIT_TRACE, "pageflags_layout_widths",
@@ -1426,9 +1426,9 @@ static unsigned long __init usemap_size(
usemapsize = roundup(zonesize, pageblock_nr_pages);
usemapsize = usemapsize >> pageblock_order;
usemapsize *= NR_PAGEBLOCK_BITS;
- usemapsize = roundup(usemapsize, 8 * sizeof(unsigned long));
+ usemapsize = roundup(usemapsize, BITS_PER_LONG);
- return usemapsize / 8;
+ return usemapsize / BITS_PER_BYTE;
}
static void __ref setup_usemap(struct zone *zone)
_
Patches currently in -mm which might be from linmiaohe@xxxxxxxxxx are
mm-memory-failure-add-pageoffline-check.patch
mm-memory-failure-fix-potential-page-refcnt-leak-in-memory_failure.patch
