From 23fa18eaa71266feff7ba8d83022d9e1cc83c65a Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:42:03 +0000
Subject: [PATCH] disable pwm7
---
kernel/fs/f2fs/shrinker.c | 29 +++++++++++++++++++----------
1 files changed, 19 insertions(+), 10 deletions(-)
diff --git a/kernel/fs/f2fs/shrinker.c b/kernel/fs/f2fs/shrinker.c
index d66de599..83d6fb9 100644
--- a/kernel/fs/f2fs/shrinker.c
+++ b/kernel/fs/f2fs/shrinker.c
@@ -18,9 +18,7 @@
static unsigned long __count_nat_entries(struct f2fs_sb_info *sbi)
{
- long count = NM_I(sbi)->nat_cnt - NM_I(sbi)->dirty_nat_cnt;
-
- return count > 0 ? count : 0;
+ return NM_I(sbi)->nat_cnt[RECLAIMABLE_NAT];
}
static unsigned long __count_free_nids(struct f2fs_sb_info *sbi)
@@ -30,10 +28,13 @@
return count > 0 ? count : 0;
}
-static unsigned long __count_extent_cache(struct f2fs_sb_info *sbi)
+static unsigned long __count_extent_cache(struct f2fs_sb_info *sbi,
+ enum extent_type type)
{
- return atomic_read(&sbi->total_zombie_tree) +
- atomic_read(&sbi->total_ext_node);
+ struct extent_tree_info *eti = &sbi->extent_tree[type];
+
+ return atomic_read(&eti->total_zombie_tree) +
+ atomic_read(&eti->total_ext_node);
}
unsigned long f2fs_shrink_count(struct shrinker *shrink,
@@ -55,8 +56,11 @@
}
spin_unlock(&f2fs_list_lock);
- /* count extent cache entries */
- count += __count_extent_cache(sbi);
+ /* count read extent cache entries */
+ count += __count_extent_cache(sbi, EX_READ);
+
+ /* count block age extent cache entries */
+ count += __count_extent_cache(sbi, EX_BLOCK_AGE);
/* count clean nat cache entries */
count += __count_nat_entries(sbi);
@@ -102,7 +106,10 @@
sbi->shrinker_run_no = run_no;
/* shrink extent cache entries */
- freed += f2fs_shrink_extent_tree(sbi, nr >> 1);
+ freed += f2fs_shrink_age_extent_tree(sbi, nr >> 2);
+
+ /* shrink read extent cache entries */
+ freed += f2fs_shrink_read_extent_tree(sbi, nr >> 2);
/* shrink clean nat cache entries */
if (freed < nr)
@@ -132,7 +139,9 @@
void f2fs_leave_shrinker(struct f2fs_sb_info *sbi)
{
- f2fs_shrink_extent_tree(sbi, __count_extent_cache(sbi));
+ f2fs_shrink_read_extent_tree(sbi, __count_extent_cache(sbi, EX_READ));
+ f2fs_shrink_age_extent_tree(sbi,
+ __count_extent_cache(sbi, EX_BLOCK_AGE));
spin_lock(&f2fs_list_lock);
list_del_init(&sbi->s_list);
--
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