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authorJaegeuk Kim <jaegeuk.kim@samsung.com>2013-11-26 06:08:57 +0400
committerJaegeuk Kim <jaegeuk.kim@samsung.com>2014-01-06 11:42:20 +0400
commit0dbdc2ae9bba0a358816cc4a22e41a6ef16db8a2 (patch)
tree7ffa34ebdec3327322913de047f8964bd21e7e1a /fs/f2fs
parent9e09fc855dd6f6ed510b3db7f3c3c1dd73631ac7 (diff)
downloadlinux-0dbdc2ae9bba0a358816cc4a22e41a6ef16db8a2.tar.xz
f2fs: add the number of inline_data files to status info
This patch adds the number of inline_data files into the status information. Note that the number is reset whenever the filesystem is newly mounted. Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/debug.c3
-rw-r--r--fs/f2fs/f2fs.h22
-rw-r--r--fs/f2fs/inline.c7
-rw-r--r--fs/f2fs/inode.c1
4 files changed, 26 insertions, 7 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 61adbcbe9b87..711a0d4d1cba 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -45,6 +45,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->valid_count = valid_user_blocks(sbi);
si->valid_node_count = valid_node_count(sbi);
si->valid_inode_count = valid_inode_count(sbi);
+ si->inline_inode = sbi->inline_inode;
si->utilization = utilization(sbi);
si->free_segs = free_segments(sbi);
@@ -200,6 +201,8 @@ static int stat_show(struct seq_file *s, void *v)
seq_printf(s, "Other: %u)\n - Data: %u\n",
si->valid_node_count - si->valid_inode_count,
si->valid_count - si->valid_node_count);
+ seq_printf(s, " - Inline_data Inode: %u\n",
+ si->inline_inode);
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 af35039c38f8..0b6badadbfd8 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -460,6 +460,7 @@ struct f2fs_sb_info {
unsigned int segment_count[2]; /* # of allocated segments */
unsigned int block_count[2]; /* # of allocated blocks */
int total_hit_ext, read_hit_ext; /* extent cache hit ratio */
+ int inline_inode; /* # of inline_data inodes */
int bg_gc; /* background gc calls */
unsigned int n_dirty_dirs; /* # of dir inodes */
#endif
@@ -992,6 +993,11 @@ static inline int inline_xattr_size(struct inode *inode)
return 0;
}
+static inline int f2fs_has_inline_data(struct inode *inode)
+{
+ return is_inode_flag_set(F2FS_I(inode), FI_INLINE_DATA);
+}
+
static inline void *inline_data_addr(struct page *page)
{
struct f2fs_inode *ri;
@@ -1201,7 +1207,7 @@ struct f2fs_stat_info {
int ndirty_node, ndirty_dent, ndirty_dirs, ndirty_meta;
int nats, sits, fnids;
int total_count, utilization;
- int bg_gc;
+ int bg_gc, inline_inode;
unsigned int valid_count, valid_node_count, valid_inode_count;
unsigned int bimodal, avg_vblocks;
int util_free, util_valid, util_invalid;
@@ -1230,6 +1236,17 @@ static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)
#define stat_dec_dirty_dir(sbi) ((sbi)->n_dirty_dirs--)
#define stat_inc_total_hit(sb) ((F2FS_SB(sb))->total_hit_ext++)
#define stat_inc_read_hit(sb) ((F2FS_SB(sb))->read_hit_ext++)
+#define stat_inc_inline_inode(inode) \
+ do { \
+ if (f2fs_has_inline_data(inode)) \
+ ((F2FS_SB(inode->i_sb))->inline_inode++); \
+ } while (0)
+#define stat_dec_inline_inode(inode) \
+ do { \
+ if (f2fs_has_inline_data(inode)) \
+ ((F2FS_SB(inode->i_sb))->inline_inode--); \
+ } while (0)
+
#define stat_inc_seg_type(sbi, curseg) \
((sbi)->segment_count[(curseg)->alloc_type]++)
#define stat_inc_block_count(sbi, curseg) \
@@ -1273,6 +1290,8 @@ void f2fs_destroy_root_stats(void);
#define stat_dec_dirty_dir(sbi)
#define stat_inc_total_hit(sb)
#define stat_inc_read_hit(sb)
+#define stat_inc_inline_inode(inode)
+#define stat_dec_inline_inode(inode)
#define stat_inc_seg_type(sbi, curseg)
#define stat_inc_block_count(sbi, curseg)
#define stat_inc_seg_count(si, type)
@@ -1299,7 +1318,6 @@ extern const struct inode_operations f2fs_special_inode_operations;
/*
* inline.c
*/
-inline int f2fs_has_inline_data(struct inode *);
bool f2fs_may_inline(struct inode *);
int f2fs_read_inline_data(struct inode *, struct page *);
int f2fs_convert_inline_data(struct inode *, pgoff_t);
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index e8891aa3ab8c..3c9261cd215f 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -13,11 +13,6 @@
#include "f2fs.h"
-inline int f2fs_has_inline_data(struct inode *inode)
-{
- return is_inode_flag_set(F2FS_I(inode), FI_INLINE_DATA);
-}
-
bool f2fs_may_inline(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
@@ -113,6 +108,7 @@ static int __f2fs_convert_inline_data(struct inode *inode, struct page *page)
zero_user_segment(ipage, INLINE_DATA_OFFSET,
INLINE_DATA_OFFSET + MAX_INLINE_DATA);
clear_inode_flag(F2FS_I(inode), FI_INLINE_DATA);
+ stat_dec_inline_inode(inode);
sync_inode_page(&dn);
f2fs_put_page(ipage, 1);
@@ -165,6 +161,7 @@ int f2fs_write_inline_data(struct inode *inode,
if (!f2fs_has_inline_data(inode)) {
truncate_data_blocks_range(&dn, 1);
set_inode_flag(F2FS_I(inode), FI_INLINE_DATA);
+ stat_inc_inline_inode(inode);
}
sync_inode_page(&dn);
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index a91f45177cd9..915f9a8f3ee6 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -277,6 +277,7 @@ void f2fs_evict_inode(struct inode *inode)
f2fs_lock_op(sbi);
remove_inode_page(inode);
+ stat_dec_inline_inode(inode);
f2fs_unlock_op(sbi);
sb_end_intwrite(inode->i_sb);