Commit 14d8d5f7 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: show flush list status in sysfs 



This patch adds to show flush list status in sysfs.

Signed-off-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 63840695

fs/f2fs/debug.c

+4 −1
Original line number Diff line number Diff line
@@ -61,6 +61,8 @@ static void update_general_status(struct f2fs_sb_info *sbi) 
			atomic_read(&SM_I(sbi)->fcc_info->issued_flush);

		si->nr_flushing =

			atomic_read(&SM_I(sbi)->fcc_info->issing_flush);

		si->flush_list_empty =

			llist_empty(&SM_I(sbi)->fcc_info->issue_list);

	}

	if (SM_I(sbi) && SM_I(sbi)->dcc_info) {

		si->nr_discarded =
@@ -349,10 +351,11 @@ static int stat_show(struct seq_file *s, void *v) 
		seq_printf(s, "  - Inner Struct Count: tree: %d(%d), node: %d\n",

				si->ext_tree, si->zombie_tree, si->ext_node);

		seq_puts(s, "\nBalancing F2FS Async:\n");

		seq_printf(s, "  - IO (CP: %4d, Data: %4d, Flush: (%4d %4d), "

		seq_printf(s, "  - IO (CP: %4d, Data: %4d, Flush: (%4d %4d %4d), "

			"Discard: (%4d %4d)) cmd: %4d undiscard:%4u\n",

			   si->nr_wb_cp_data, si->nr_wb_data,

			   si->nr_flushing, si->nr_flushed,

			   si->flush_list_empty,

			   si->nr_discarding, si->nr_discarded,

			   si->nr_discard_cmd, si->undiscard_blks);

		seq_printf(s, "  - inmem: %4d, atomic IO: %4d (Max. %4d), "

fs/f2fs/f2fs.h

+2 −1
Original line number Diff line number Diff line
@@ -2674,7 +2674,8 @@ struct f2fs_stat_info { 
	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;

	int nr_flushing, nr_flushed, flush_list_empty;

	int nr_discarding, nr_discarded;

	int nr_discard_cmd;

	unsigned int undiscard_blks;

	int inline_xattr, inline_inode, inline_dir, append, update, orphans;