Commit 68aa101b authored by Damien Le Moal's avatar Damien Le Moal Committed by Carlos Maiolino
Browse files

xfs: display more zone related information in mountstats 



Modify xfs_zoned_show_stats() to add to the information displayed with
/proc/self/mountstats the total number of zones (RT groups) and the
number of open zones together with the maximum number of open zones.

Signed-off-by: default avatarDamien Le Moal <dlemoal@kernel.org>
Reviewed-by: default avatarHans Holmberg <hans.holmberg@wdc.com>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarCarlos Maiolino <cem@kernel.org>
parent 6a82a691

fs/xfs/xfs_zone_info.c

+6 −1
Original line number Diff line number Diff line
@@ -90,9 +90,14 @@ xfs_zoned_show_stats( 
	seq_printf(m, "\tRT GC required: %d\n",

		xfs_zoned_need_gc(mp));



	seq_printf(m, "\ttotal number of zones: %u\n",

		mp->m_sb.sb_rgcount);

	seq_printf(m, "\tfree zones: %d\n", atomic_read(&zi->zi_nr_free_zones));

	seq_puts(m, "\topen zones:\n");



	spin_lock(&zi->zi_open_zones_lock);

	seq_printf(m, "\tnumber of open zones: %u / %u\n",

		zi->zi_nr_open_zones, mp->m_max_open_zones);

	seq_puts(m, "\topen zones:\n");

	list_for_each_entry(oz, &zi->zi_open_zones, oz_entry)

		xfs_show_open_zone(m, oz);

	if (zi->zi_open_gc_zone) {