kernel: Update MGLRU patchset

The current patches are old, update them from mainline.
Backports taken from https://github.com/yuzhaogoogle/linux/commits/mglru-5.15

Tested-by: Kazuki H <kazukih0205@gmail.com> #mt7622/Linksys E8450 UBI
Signed-off-by: Kazuki H <kazukih0205@gmail.com>

1 files changed, 87 insertions, 0 deletions

diff --git a/target/linux/generic/backport-5.15/020-v6.1-04-Revert-include-linux-mm_inline.h-fold-__update_lru_s.patch b/target/linux/generic/backport-5.15/020-v6.1-04-Revert-include-linux-mm_inline.h-fold-__update_lru_s.patch
new file mode 100644
index 0000000000..24b5c8f797
--- /dev/null
+++ b/target/linux/generic/backport-5.15/020-v6.1-04-Revert-include-linux-mm_inline.h-fold-__update_lru_s.patch
@@ -0,0 +1,87 @@
+From 03705be42114db7cc5bd6eb7bf7e8703c94d4880 Mon Sep 17 00:00:00 2001
+From: Yu Zhao <yuzhao@google.com>
+Date: Sun, 18 Sep 2022 02:00:01 -0600
+Subject: [PATCH 04/29] Revert "include/linux/mm_inline.h: fold
+ __update_lru_size() into its sole caller"
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This patch undoes the following refactor: commit 289ccba18af4
+("include/linux/mm_inline.h: fold __update_lru_size() into its sole
+caller")
+
+The upcoming changes to include/linux/mm_inline.h will reuse
+__update_lru_size().
+
+Link: https://lkml.kernel.org/r/20220918080010.2920238-5-yuzhao@google.com
+Signed-off-by: Yu Zhao <yuzhao@google.com>
+Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>
+Acked-by: Brian Geffon <bgeffon@google.com>
+Acked-by: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
+Acked-by: Oleksandr Natalenko <oleksandr@natalenko.name>
+Acked-by: Steven Barrett <steven@liquorix.net>
+Acked-by: Suleiman Souhlal <suleiman@google.com>
+Tested-by: Daniel Byrne <djbyrne@mtu.edu>
+Tested-by: Donald Carr <d@chaos-reins.com>
+Tested-by: Holger Hoffstätte <holger@applied-asynchrony.com>
+Tested-by: Konstantin Kharlamov <Hi-Angel@yandex.ru>
+Tested-by: Shuang Zhai <szhai2@cs.rochester.edu>
+Tested-by: Sofia Trinh <sofia.trinh@edi.works>
+Tested-by: Vaibhav Jain <vaibhav@linux.ibm.com>
+Cc: Andi Kleen <ak@linux.intel.com>
+Cc: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
+Cc: Barry Song <baohua@kernel.org>
+Cc: Catalin Marinas <catalin.marinas@arm.com>
+Cc: Dave Hansen <dave.hansen@linux.intel.com>
+Cc: Hillf Danton <hdanton@sina.com>
+Cc: Jens Axboe <axboe@kernel.dk>
+Cc: Johannes Weiner <hannes@cmpxchg.org>
+Cc: Jonathan Corbet <corbet@lwn.net>
+Cc: Linus Torvalds <torvalds@linux-foundation.org>
+Cc: Matthew Wilcox <willy@infradead.org>
+Cc: Mel Gorman <mgorman@suse.de>
+Cc: Michael Larabel <Michael@MichaelLarabel.com>
+Cc: Michal Hocko <mhocko@kernel.org>
+Cc: Mike Rapoport <rppt@kernel.org>
+Cc: Mike Rapoport <rppt@linux.ibm.com>
+Cc: Peter Zijlstra <peterz@infradead.org>
+Cc: Qi Zheng <zhengqi.arch@bytedance.com>
+Cc: Tejun Heo <tj@kernel.org>
+Cc: Vlastimil Babka <vbabka@suse.cz>
+Cc: Will Deacon <will@kernel.org>
+Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
+---
+ include/linux/mm_inline.h | 9 ++++++++-
+ 1 file changed, 8 insertions(+), 1 deletion(-)
+
+diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
+index 355ea1ee32bd..a822d6b690a5 100644
+--- a/include/linux/mm_inline.h
++++ b/include/linux/mm_inline.h
+@@ -24,7 +24,7 @@ static inline int page_is_file_lru(struct page *page)
+ 	return !PageSwapBacked(page);
+ }
+ 
+-static __always_inline void update_lru_size(struct lruvec *lruvec,
++static __always_inline void __update_lru_size(struct lruvec *lruvec,
+ 				enum lru_list lru, enum zone_type zid,
+ 				int nr_pages)
+ {
+@@ -33,6 +33,13 @@ static __always_inline void update_lru_size(struct lruvec *lruvec,
+ 	__mod_lruvec_state(lruvec, NR_LRU_BASE + lru, nr_pages);
+ 	__mod_zone_page_state(&pgdat->node_zones[zid],
+ 				NR_ZONE_LRU_BASE + lru, nr_pages);
++}
++
++static __always_inline void update_lru_size(struct lruvec *lruvec,
++				enum lru_list lru, enum zone_type zid,
++				long nr_pages)
++{
++	__update_lru_size(lruvec, lru, zid, nr_pages);
+ #ifdef CONFIG_MEMCG
+ 	mem_cgroup_update_lru_size(lruvec, lru, zid, nr_pages);
+ #endif
+-- 
+2.40.0
+