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-rw-r--r--fs/f2fs/debug.c8
-rw-r--r--fs/f2fs/node.c5
-rw-r--r--fs/f2fs/node.h3
3 files changed, 5 insertions, 11 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index b7111c44a918..b52c12cf5873 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -250,10 +250,10 @@ static int stat_show(struct seq_file *s, void *v)
si->ndirty_dent, si->ndirty_dirs);
seq_printf(s, " - meta: %4d in %4d\n",
si->ndirty_meta, si->meta_pages);
- seq_printf(s, " - NATs: %5d > %lu\n",
- si->nats, NM_WOUT_THRESHOLD);
- seq_printf(s, " - SITs: %5d\n - free_nids: %5d\n",
- si->sits, si->fnids);
+ seq_printf(s, " - NATs: %9d\n - SITs: %9d\n",
+ si->nats, si->sits);
+ seq_printf(s, " - free_nids: %9d\n",
+ si->fnids);
seq_puts(s, "\nDistribution of User Blocks:");
seq_puts(s, " [ valid | invalid | free ]\n");
seq_puts(s, " [");
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index fec4967fb8d2..daf644c57eae 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -224,7 +224,7 @@ int try_to_free_nats(struct f2fs_sb_info *sbi, int nr_shrink)
{
struct f2fs_nm_info *nm_i = NM_I(sbi);
- if (available_free_memory(nm_i, NAT_ENTRIES) || nr_shrink <= 0)
+ if (available_free_memory(nm_i, NAT_ENTRIES))
return 0;
write_lock(&nm_i->nat_tree_lock);
@@ -1830,9 +1830,6 @@ flush_now:
if (!flushed)
mutex_unlock(&curseg->curseg_mutex);
f2fs_put_page(page, 1);
-
- /* 2) shrink nat caches if necessary */
- try_to_free_nats(sbi, nm_i->nat_cnt - NM_WOUT_THRESHOLD);
}
static int init_node_manager(struct f2fs_sb_info *sbi)
diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h
index c97215432100..c2015b71ff87 100644
--- a/fs/f2fs/node.h
+++ b/fs/f2fs/node.h
@@ -20,9 +20,6 @@
/* maximum readahead size for node during getting data blocks */
#define MAX_RA_NODE 128
-/* maximum cached nat entries to manage memory footprint */
-#define NM_WOUT_THRESHOLD (64 * NAT_ENTRY_PER_BLOCK)
-
/* control the memory footprint threshold (10MB per 1GB ram) */
#define DEF_RAM_THRESHOLD 10