diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-12-28 13:55:09 -0800 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-13 12:34:42 +0200 |
| commit | c60459d547f4c30213e2140db07e4d4d96a8207a (patch) | |
| tree | ea8cc538556d829562936db42ed9b5532cc9d7b3 /fs/f2fs/debug.c | |
| parent | cf5d59ded5cbbb3128ad232f4a2a3683667efcd4 (diff) | |
f2fs: show the max number of atomic operations
This patch adds to show the max number of atomic operations which are
conducting concurrently.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/debug.c')
| -rw-r--r-- | fs/f2fs/debug.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 29d8feaf0..e4de9755e 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -50,6 +50,8 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->ndirty_files = sbi->ndirty_inode[FILE_INODE]; si->ndirty_all = sbi->ndirty_inode[DIRTY_META]; si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES); + si->aw_cnt = atomic_read(&sbi->aw_cnt); + si->max_aw_cnt = atomic_read(&sbi->max_aw_cnt); si->nr_wb_cp_data = get_pages(sbi, F2FS_WB_CP_DATA); si->nr_wb_data = get_pages(sbi, F2FS_WB_DATA); si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg; @@ -258,6 +260,8 @@ static int stat_show(struct seq_file *s, void *v) si->inline_dir); seq_printf(s, " - Orphan Inode: %u\n", si->orphans); + seq_printf(s, " - Atomic write count: %4d (Max. %4d)\n", + si->aw_cnt, si->max_aw_cnt); seq_printf(s, "\nMain area: %d segs, %d secs %d zones\n", si->main_area_segs, si->main_area_sections, si->main_area_zones); @@ -416,6 +420,9 @@ int f2fs_build_stats(struct f2fs_sb_info *sbi) atomic_set(&sbi->inline_dir, 0); atomic_set(&sbi->inplace_count, 0); + atomic_set(&sbi->aw_cnt, 0); + atomic_set(&sbi->max_aw_cnt, 0); + mutex_lock(&f2fs_stat_mutex); list_add_tail(&si->stat_list, &f2fs_stat_list); mutex_unlock(&f2fs_stat_mutex); |