From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/md/bcache/writeback.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/md/bcache/writeback.c b/kernel/drivers/md/bcache/writeback.c
index 3aa73da..6324c92 100644
--- a/kernel/drivers/md/bcache/writeback.c
+++ b/kernel/drivers/md/bcache/writeback.c
@@ -834,6 +834,16 @@
if (ret < 0)
pr_warn("sectors dirty init failed, ret=%d!\n", ret);
+ /*
+ * The op may be added to cache_set's btree_cache_wait
+ * in mca_cannibalize(), must ensure it is removed from
+ * the list and release btree_cache_alloc_lock before
+ * free op memory.
+ * Otherwise, the btree_cache_wait will be damaged.
+ */
+ bch_cannibalize_unlock(c);
+ finish_wait(&c->btree_cache_wait, &(&op.op)->wait);
+
return ret;
}
--
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