blk-throttle: export io_serviced_recursive, io_service_bytes_recursive

weiping zhang · axboe · commit 17534c6f2c06 · 2018-01-18T12:55:55.000-07:00
export these two interface for cgroup-v1.

Acked-by: Tejun Heo &lt;tj@kernel.org&gt;
Signed-off-by: weiping zhang &lt;zhangweiping@didichuxing.com&gt;
Signed-off-by: Jens Axboe &lt;axboe@kernel.dk&gt;
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
@@ -1510,11 +1510,21 @@ static struct cftype throtl_legacy_files[] = {
 		.private = (unsigned long)&blkcg_policy_throtl,
 		.seq_show = blkg_print_stat_bytes,
 	},
+	{
+		.name = "throttle.io_service_bytes_recursive",
+		.private = (unsigned long)&blkcg_policy_throtl,
+		.seq_show = blkg_print_stat_bytes_recursive,
+	},
 	{
 		.name = "throttle.io_serviced",
 		.private = (unsigned long)&blkcg_policy_throtl,
 		.seq_show = blkg_print_stat_ios,
 	},
+	{
+		.name = "throttle.io_serviced_recursive",
+		.private = (unsigned long)&blkcg_policy_throtl,
+		.seq_show = blkg_print_stat_ios_recursive,
+	},
 	{ }	/* terminate */
 };
 
