From d24bdcbfc694026b5cc283cddf47e38f5a7b685d Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Fri, 30 Jan 2015 16:43:11 -0800 Subject: f2fs: show the number of writeback pages in stat This patch adds the # of writeback pages in stat info. Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 0f721f6..ac2bd8e 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 8231a59..964c240 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; -- cgit v0.10.2