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authorJaegeuk Kim <jaegeuk@kernel.org>2015-01-30 16:43:11 -0800
committerJaegeuk Kim <jaegeuk@kernel.org>2015-02-11 17:04:43 -0800
commitd24bdcbfc694026b5cc283cddf47e38f5a7b685d (patch)
tree4112e200995ea71a3cb20e728476fdf84c8d6c7b /fs
parentf68daeebba5a697f31f64c07b8693fa678981819 (diff)
downloadlinux-d24bdcbfc694026b5cc283cddf47e38f5a7b685d.tar.bz2
f2fs: show the number of writeback pages in stat
This patch adds the # of writeback pages in stat info. Reviewed-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/f2fs/debug.c5
-rw-r--r--fs/f2fs/f2fs.h2
2 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 0f721f6a1147..ac2bd8e7eca9 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -40,6 +40,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->ndirty_dirs = sbi->n_dirty_dirs;
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);
si->total_count = (int)sbi->user_block_count / sbi->blocks_per_seg;
si->rsvd_segs = reserved_segments(sbi);
si->overp_segs = overprovision_segments(sbi);
@@ -266,8 +267,8 @@ static int stat_show(struct seq_file *s, void *v)
seq_printf(s, "\nExtent Hit Ratio: %d / %d\n",
si->hit_ext, si->total_ext);
seq_puts(s, "\nBalancing F2FS Async:\n");
- seq_printf(s, " - inmem: %4d\n",
- si->inmem_pages);
+ seq_printf(s, " - inmem: %4d, wb: %4d\n",
+ si->inmem_pages, si->wb_pages);
seq_printf(s, " - nodes: %4d in %4d\n",
si->ndirty_node, si->node_pages);
seq_printf(s, " - dents: %4d in dirs:%4d\n",
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 8231a599a305..964c240c287f 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1549,7 +1549,7 @@ struct f2fs_stat_info {
int ndirty_node, ndirty_dent, ndirty_dirs, ndirty_meta;
int nats, dirty_nats, sits, dirty_sits, fnids;
int total_count, utilization;
- int bg_gc, inline_inode, inline_dir, inmem_pages;
+ int bg_gc, inline_inode, inline_dir, inmem_pages, wb_pages;
unsigned int valid_count, valid_node_count, valid_inode_count;
unsigned int bimodal, avg_vblocks;
int util_free, util_valid, util_invalid;