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Message-id: <00f901d136fa$5de94e70$19bbeb50$@samsung.com>
Date: Tue, 15 Dec 2015 13:34:32 +0800
From: Chao Yu <chao2.yu@...sung.com>
To: Jaegeuk Kim <jaegeuk@...nel.org>
Cc: linux-f2fs-devel@...ts.sourceforge.net,
linux-kernel@...r.kernel.org
Subject: [PATCH 6/8] f2fs: stat dirty regular/symlink inodes
Add to stat dirty regular and symlink inode for showing in debugfs.
Signed-off-by: Chao Yu <chao2.yu@...sung.com>
---
fs/f2fs/checkpoint.c | 4 ++++
fs/f2fs/debug.c | 4 ++++
fs/f2fs/f2fs.h | 8 +++++++-
3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 217571f..a73909c 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -735,6 +735,8 @@ static void __add_dirty_inode(struct inode *inode, enum inode_type type)
list_add_tail(&fi->dirty_list, &sbi->inode_list[type]);
if (type == DIR_INODE)
stat_inc_dirty_dir(sbi);
+ else
+ stat_inc_dirty_file(sbi);
}
static void __remove_dirty_inode(struct inode *inode, enum inode_type type)
@@ -751,6 +753,8 @@ static void __remove_dirty_inode(struct inode *inode, enum inode_type type)
clear_inode_flag(fi, flag);
if (type == DIR_INODE)
stat_dec_dirty_dir(sbi);
+ else
+ stat_dec_dirty_file(sbi);
}
void update_dirty_page(struct inode *inode, struct page *page)
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index f4a7b9e..80a40dd 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -42,7 +42,9 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->ext_node = atomic_read(&sbi->total_ext_node);
si->ndirty_node = get_pages(sbi, F2FS_DIRTY_NODES);
si->ndirty_dent = get_pages(sbi, F2FS_DIRTY_DENTS);
+ si->ndirty_data = get_pages(sbi, F2FS_DIRTY_DATAS);
si->ndirty_dirs = sbi->n_dirty_dirs;
+ si->ndirty_files = sbi->n_dirty_files;
si->ndirty_meta = get_pages(sbi, F2FS_DIRTY_META);
si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES);
si->wb_pages = get_pages(sbi, F2FS_WRITEBACK);
@@ -298,6 +300,8 @@ static int stat_show(struct seq_file *s, void *v)
si->ndirty_node, si->node_pages);
seq_printf(s, " - dents: %4d in dirs:%4d\n",
si->ndirty_dent, si->ndirty_dirs);
+ seq_printf(s, " - datas: %4d in files:%4d\n",
+ si->ndirty_data, si->ndirty_files);
seq_printf(s, " - meta: %4d in %4d\n",
si->ndirty_meta, si->meta_pages);
seq_printf(s, " - NATs: %9d/%9d\n - SITs: %9d/%9d\n",
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 2477b2f5..4d44732 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -818,6 +818,7 @@ struct f2fs_sb_info {
atomic_t inline_dir; /* # of inline_dentry inodes */
int bg_gc; /* background gc calls */
unsigned int n_dirty_dirs; /* # of dir inodes */
+ unsigned int n_dirty_files; /* # of regular/symlink inodes */
#endif
unsigned int last_victim[2]; /* last victim segment # */
spinlock_t stat_lock; /* lock for stat operations */
@@ -1892,7 +1893,8 @@ struct f2fs_stat_info {
unsigned long long hit_largest, hit_cached, hit_rbtree;
unsigned long long hit_total, total_ext;
int ext_tree, ext_node;
- int ndirty_node, ndirty_dent, ndirty_dirs, ndirty_meta;
+ int ndirty_node, ndirty_meta;
+ int ndirty_dent, ndirty_dirs, ndirty_data, ndirty_files;
int nats, dirty_nats, sits, dirty_sits, fnids;
int total_count, utilization;
int bg_gc, inmem_pages, wb_pages;
@@ -1927,6 +1929,8 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
#define stat_inc_bggc_count(sbi) ((sbi)->bg_gc++)
#define stat_inc_dirty_dir(sbi) ((sbi)->n_dirty_dirs++)
#define stat_dec_dirty_dir(sbi) ((sbi)->n_dirty_dirs--)
+#define stat_inc_dirty_file(sbi) ((sbi)->n_dirty_files++)
+#define stat_dec_dirty_file(sbi) ((sbi)->n_dirty_files--)
#define stat_inc_total_hit(sbi) (atomic64_inc(&(sbi)->total_hit_ext))
#define stat_inc_rbtree_node_hit(sbi) (atomic64_inc(&(sbi)->read_hit_rbtree))
#define stat_inc_largest_node_hit(sbi) (atomic64_inc(&(sbi)->read_hit_largest))
@@ -2009,6 +2013,8 @@ void f2fs_destroy_root_stats(void);
#define stat_inc_bggc_count(si)
#define stat_inc_dirty_dir(sbi)
#define stat_dec_dirty_dir(sbi)
+#define stat_inc_dirty_file(sbi)
+#define stat_dec_dirty_file(sbi)
#define stat_inc_total_hit(sb)
#define stat_inc_rbtree_node_hit(sb)
#define stat_inc_largest_node_hit(sbi)
--
2.6.3
--
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