1 files changed, 11 insertions, 0 deletions

diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index fa831cb2fc30..b315e62cc914 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -677,6 +677,14 @@ static struct queue_sysfs_entry queue_wb_lat_entry = {
         .store = queue_wb_lat_store,
 };
 
+#ifdef CONFIG_BLK_DEV_THROTTLING_LOW
+static struct queue_sysfs_entry throtl_sample_time_entry = {
+        .attr = {.name = "throttle_sample_time", .mode = S_IRUGO | S_IWUSR },
+        .show = blk_throtl_sample_time_show,
+        .store = blk_throtl_sample_time_store,
+};
+#endif
+
 static struct attribute *default_attrs[] = {
         &queue_requests_entry.attr,
         &queue_ra_entry.attr,
@@ -710,6 +718,9 @@ static struct attribute *default_attrs[] = {
         &queue_dax_entry.attr,
         &queue_wb_lat_entry.attr,
         &queue_poll_delay_entry.attr,
+#ifdef CONFIG_BLK_DEV_THROTTLING_LOW
+        &throtl_sample_time_entry.attr,
+#endif
         NULL,
 };