Commit 72c27787 authored by Kent Overstreet's avatar Kent Overstreet
Browse files

bcachefs: bch2_fs_usage_base_to_text() 



Helper to show raw accounting in sysfs, mainly for debugging.

Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent f93bb76b

fs/bcachefs/sysfs.c

+19 −0
Original line number Diff line number Diff line
@@ -204,6 +204,7 @@ read_attribute(disk_groups); 
read_attribute(has_data);

read_attribute(alloc_debug);

read_attribute(accounting);

read_attribute(usage_base);



#define x(t, n, ...) read_attribute(t);

BCH_PERSISTENT_COUNTERS()
@@ -303,6 +304,20 @@ static void bch2_gc_gens_pos_to_text(struct printbuf *out, struct bch_fs *c) 
	prt_printf(out, "\n");

}



static void bch2_fs_usage_base_to_text(struct printbuf *out, struct bch_fs *c)

{

	struct bch_fs_usage_base b = {};



	acc_u64s_percpu(&b.hidden, &c->usage->hidden, sizeof(b) / sizeof(u64));



	prt_printf(out, "hidden:\t\t%llu\n",	b.hidden);

	prt_printf(out, "btree:\t\t%llu\n",	b.btree);

	prt_printf(out, "data:\t\t%llu\n",	b.data);

	prt_printf(out, "cached:\t%llu\n",	b.cached);

	prt_printf(out, "reserved:\t\t%llu\n",	b.reserved);

	prt_printf(out, "nr_inodes:\t%llu\n",	b.nr_inodes);

}



SHOW(bch2_fs)

{

	struct bch_fs *c = container_of(kobj, struct bch_fs, kobj);
@@ -392,6 +407,9 @@ SHOW(bch2_fs) 
	if (attr == &sysfs_accounting)

		bch2_fs_accounting_to_text(out, c);



	if (attr == &sysfs_usage_base)

		bch2_fs_usage_base_to_text(out, c);



	return 0;

}
@@ -606,6 +624,7 @@ struct attribute *bch2_fs_internal_files[] = { 
	&sysfs_disk_groups,

	&sysfs_alloc_debug,

	&sysfs_accounting,

	&sysfs_usage_base,

	NULL

};