[PATCH 1/5] f2fs: show # of APPEND and UPDATE inodes

[Jaegeuk Kim]

This patch shows cached # of APPEND and UPDATE inode entries.

Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
 fs/f2fs/debug.c | 6 ++++--
 fs/f2fs/f2fs.h  | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 0ca977a94c13..de8da9fc5c99 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -70,6 +70,8 @@ static void update_general_status(struct f2fs_sb_info *sbi)
        si->inline_xattr = atomic_read(&sbi->inline_xattr);
        si->inline_inode = atomic_read(&sbi->inline_inode);
        si->inline_dir = atomic_read(&sbi->inline_dir);
+       si->append = sbi->im[APPEND_INO].ino_num;
+       si->update = sbi->im[UPDATE_INO].ino_num;
        si->orphans = sbi->im[ORPHAN_INO].ino_num;
        si->utilization = utilization(sbi);
 
@@ -264,8 +266,8 @@ static int stat_show(struct seq_file *s, void *v)
                           si->inline_inode);
                seq_printf(s, "  - Inline_dentry Inode: %u\n",
                           si->inline_dir);
-               seq_printf(s, "  - Orphan Inode: %u\n",
-                          si->orphans);
+               seq_printf(s, "  - Orphan/Append/Update Inode: %u, %u, %u\n",
+                          si->orphans, si->append, si->update);
                seq_printf(s, "\nMain area: %d segs, %d secs %d zones\n",
                           si->main_area_segs, si->main_area_sections,
                           si->main_area_zones);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index e97b4a0453d8..23b34d01e454 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -2293,7 +2293,7 @@ struct f2fs_stat_info {
        int nats, dirty_nats, sits, dirty_sits, free_nids, alloc_nids;
        int total_count, utilization;
        int bg_gc, nr_wb_cp_data, nr_wb_data, nr_flush, nr_discard;
-       int inline_xattr, inline_inode, inline_dir, orphans;
+       int inline_xattr, inline_inode, inline_dir, append, update, orphans;
        int aw_cnt, max_aw_cnt;
        unsigned int valid_count, valid_node_count, valid_inode_count, 
discard_blks;
        unsigned int bimodal, avg_vblocks;
-- 
2.11.0