Commit 963d4f7d authored by Gu Zheng's avatar Gu Zheng Committed by Jaegeuk Kim
Browse files

f2fs: add a help func F2FS_STAT() to get the f2fs_stat_info 



Add a help func F2FS_STAT() to get the f2fs_stat_info.

Signed-off-by: default avatarGu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent 5e176d54

fs/f2fs/debug.c

+8 −8
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ static DEFINE_MUTEX(f2fs_stat_mutex); 


static void update_general_status(struct f2fs_sb_info *sbi)

{

	struct f2fs_stat_info *si = sbi->stat_info;

	struct f2fs_stat_info *si = F2FS_STAT(sbi);

	int i;



	/* valid check of the segment numbers */
@@ -83,7 +83,7 @@ static void update_general_status(struct f2fs_sb_info *sbi) 
 */

static void update_sit_info(struct f2fs_sb_info *sbi)

{

	struct f2fs_stat_info *si = sbi->stat_info;

	struct f2fs_stat_info *si = F2FS_STAT(sbi);

	unsigned int blks_per_sec, hblks_per_sec, total_vblocks, bimodal, dist;

	struct sit_info *sit_i = SIT_I(sbi);

	unsigned int segno, vblocks;
@@ -118,7 +118,7 @@ static void update_sit_info(struct f2fs_sb_info *sbi) 
 */

static void update_mem_info(struct f2fs_sb_info *sbi)

{

	struct f2fs_stat_info *si = sbi->stat_info;

	struct f2fs_stat_info *si = F2FS_STAT(sbi);

	unsigned npages;



	if (si->base_mem)
@@ -305,11 +305,10 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) 
	struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);

	struct f2fs_stat_info *si;



	sbi->stat_info = kzalloc(sizeof(struct f2fs_stat_info), GFP_KERNEL);

	if (!sbi->stat_info)

	si = kzalloc(sizeof(struct f2fs_stat_info), GFP_KERNEL);

	if (!si)

		return -ENOMEM;



	si = sbi->stat_info;

	si->all_area_segs = le32_to_cpu(raw_super->segment_count);

	si->sit_area_segs = le32_to_cpu(raw_super->segment_count_sit);

	si->nat_area_segs = le32_to_cpu(raw_super->segment_count_nat);
@@ -319,6 +318,7 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) 
	si->main_area_zones = si->main_area_sections /

				le32_to_cpu(raw_super->secs_per_zone);

	si->sbi = sbi;

	sbi->stat_info = si;



	mutex_lock(&f2fs_stat_mutex);

	list_add_tail(&si->stat_list, &f2fs_stat_list);
@@ -329,13 +329,13 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) 


void f2fs_destroy_stats(struct f2fs_sb_info *sbi)

{

	struct f2fs_stat_info *si = sbi->stat_info;

	struct f2fs_stat_info *si = F2FS_STAT(sbi);



	mutex_lock(&f2fs_stat_mutex);

	list_del(&si->stat_list);

	mutex_unlock(&f2fs_stat_mutex);



	kfree(sbi->stat_info);

	kfree(si);

}



void __init f2fs_create_root_stats(void)

fs/f2fs/f2fs.h

+8 −3
Original line number Diff line number Diff line
@@ -1113,11 +1113,16 @@ struct f2fs_stat_info { 
	unsigned base_mem, cache_mem;

};



static inline struct f2fs_stat_info *F2FS_STAT(struct f2fs_sb_info *sbi)

{

	return (struct f2fs_stat_info*)sbi->stat_info;

}



#define stat_inc_call_count(si)	((si)->call_count++)



#define stat_inc_seg_count(sbi, type)					\

	do {								\

		struct f2fs_stat_info *si = sbi->stat_info;		\

		struct f2fs_stat_info *si = F2FS_STAT(sbi);		\

		(si)->tot_segs++;					\

		if (type == SUM_TYPE_DATA)				\

			si->data_segs++;				\
@@ -1130,14 +1135,14 @@ struct f2fs_stat_info { 


#define stat_inc_data_blk_count(sbi, blks)				\

	do {								\

		struct f2fs_stat_info *si = sbi->stat_info;		\

		struct f2fs_stat_info *si = F2FS_STAT(sbi);		\

		stat_inc_tot_blk_count(si, blks);			\

		si->data_blks += (blks);				\

	} while (0)



#define stat_inc_node_blk_count(sbi, blks)				\

	do {								\

		struct f2fs_stat_info *si = sbi->stat_info;		\

		struct f2fs_stat_info *si = F2FS_STAT(sbi);		\

		stat_inc_tot_blk_count(si, blks);			\

		si->node_blks += (blks);				\

	} while (0)