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Commit 5b0ef73c authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: show available_nids in f2fs/status 



This patch adds an entry in f2fs/status to show # of available nids.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 1c0f4bf5

fs/f2fs/debug.c

+3 −2
Original line number Diff line number Diff line
@@ -97,6 +97,7 @@ static void update_general_status(struct f2fs_sb_info *sbi) 
	si->sits = MAIN_SEGS(sbi);

	si->dirty_sits = SIT_I(sbi)->dirty_sentries;

	si->free_nids = NM_I(sbi)->nid_cnt[FREE_NID_LIST];

	si->avail_nids = NM_I(sbi)->available_nids;

	si->alloc_nids = NM_I(sbi)->nid_cnt[ALLOC_NID_LIST];

	si->bg_gc = sbi->bg_gc;

	si->util_free = (int)(free_user_blocks(sbi) >> sbi->log_blocks_per_seg)
@@ -370,8 +371,8 @@ static int stat_show(struct seq_file *s, void *v) 
			   si->ndirty_imeta);

		seq_printf(s, "  - NATs: %9d/%9d\n  - SITs: %9d/%9d\n",

			   si->dirty_nats, si->nats, si->dirty_sits, si->sits);

		seq_printf(s, "  - free_nids: %9d, alloc_nids: %9d\n",

			   si->free_nids, si->alloc_nids);

		seq_printf(s, "  - free_nids: %9d/%9d\n  - alloc_nids: %9d\n",

			   si->free_nids, si->avail_nids, si->alloc_nids);

		seq_puts(s, "\nDistribution of User Blocks:");

		seq_puts(s, " [ valid | invalid | free ]\n");

		seq_puts(s, "  [");

fs/f2fs/f2fs.h

+2 −1
Original line number Diff line number Diff line
@@ -2394,7 +2394,8 @@ struct f2fs_stat_info { 
	int ndirty_node, ndirty_dent, ndirty_meta, ndirty_data, ndirty_imeta;

	int inmem_pages;

	unsigned int ndirty_dirs, ndirty_files, ndirty_all;

	int nats, dirty_nats, sits, dirty_sits, free_nids, alloc_nids;

	int nats, dirty_nats, sits, dirty_sits;

	int free_nids, avail_nids, alloc_nids;

	int total_count, utilization;

	int bg_gc, nr_wb_cp_data, nr_wb_data;

	int nr_flushing, nr_flushed, nr_discarding, nr_discarded;