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btrfs: sysfs: add UUID/debug/discard directory

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Setup base sysfs directory for discard stats + tunables.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: Dennis Zhou <dennis@kernel.org>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Dennis Zhou
2019-12-13 16:22:19 -08:00
committed by David Sterba
parent 93945cb43e
commit e4faab844a
2 changed files with 27 additions and 0 deletions
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fs/btrfs/ctree.h
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@@ -930,6 +930,7 @@ struct btrfs_fs_info {
#ifdef CONFIG_BTRFS_DEBUG
struct kobject *debug_kobj;
struct kobject *discard_debug_kobj;
#endif
};