From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file

---
 kernel/block/blk-cgroup.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/kernel/block/blk-cgroup.c b/kernel/block/blk-cgroup.c
index 39c94ee..10cc2e6 100644
--- a/kernel/block/blk-cgroup.c
+++ b/kernel/block/blk-cgroup.c
@@ -1376,6 +1376,10 @@
 		list_for_each_entry_reverse(blkg, &q->blkg_list, q_node)
 			pol->pd_init_fn(blkg->pd[pol->plid]);
 
+	if (pol->pd_online_fn)
+		list_for_each_entry_reverse(blkg, &q->blkg_list, q_node)
+			pol->pd_online_fn(blkg->pd[pol->plid]);
+
 	__set_bit(pol->plid, q->blkcg_pols);
 	ret = 0;
 
@@ -1790,6 +1794,7 @@
 		current->use_memdelay = use_memdelay;
 	set_notify_resume(current);
 }
+EXPORT_SYMBOL_GPL(blkcg_schedule_throttle);
 
 /**
  * blkcg_add_delay - add delay to this blkg

--
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