The quilt patch titled
Subject: mm: shmem: extend shmem_partial_swap_usage() to support large folio swap
has been removed from the -mm tree. Its filename was
mm-shmem-extend-shmem_partial_swap_usage-to-support-large-folio-swap.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: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Subject: mm: shmem: extend shmem_partial_swap_usage() to support large folio swap
Date: Mon, 12 Aug 2024 15:42:03 +0800
To support shmem large folio swapout in the following patches, using
xa_get_order() to get the order of the swap entry to calculate the swap
usage of shmem.
Link: https://lkml.kernel.org/r/60b130b9fc3e422bb91293a172c2113c85e9233a.1723434324.git.baolin.wang@xxxxxxxxxxxxxxxxx
Signed-off-by: Baolin Wang <baolin.wang@xxxxxxxxxxxxxxxxx>
Cc: Barry Song <baohua@xxxxxxxxxx>
Cc: Chris Li <chrisl@xxxxxxxxxx>
Cc: Daniel Gomez <da.gomez@xxxxxxxxxxx>
Cc: David Hildenbrand <david@xxxxxxxxxx>
Cc: "Huang, Ying" <ying.huang@xxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
Cc: Lance Yang <ioworker0@xxxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Pankaj Raghav <p.raghav@xxxxxxxxxxx>
Cc: Ryan Roberts <ryan.roberts@xxxxxxx>
Cc: Yang Shi <shy828301@xxxxxxxxx>
Cc: Zi Yan <ziy@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/shmem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/shmem.c~mm-shmem-extend-shmem_partial_swap_usage-to-support-large-folio-swap
+++ a/mm/shmem.c
@@ -890,7 +890,7 @@ unsigned long shmem_partial_swap_usage(s
if (xas_retry(&xas, page))
continue;
if (xa_is_value(page))
- swapped++;
+ swapped += 1 << xa_get_order(xas.xa, xas.xa_index);
if (xas.xa_index == max)
break;
if (need_resched()) {
_
Patches currently in -mm which might be from baolin.wang@xxxxxxxxxxxxxxxxx are
