X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libbcachefs%2Fbtree_locking.c;h=27b725f943cd6146b609ccf0b130a2c0c30df758;hb=da6a35689518599b381c285cd9505ab8d58f7c73;hp=80398e497bd53a3a546a77c45bafd522c065ad4d;hpb=46a6b9210c927ab46fd1227cb6f641be0b4a7505;p=bcachefs-tools-debian

diff --git a/libbcachefs/btree_locking.c b/libbcachefs/btree_locking.c
index 80398e4..27b725f 100644
--- a/libbcachefs/btree_locking.c
+++ b/libbcachefs/btree_locking.c
@@ -698,6 +698,19 @@ bool bch2_trans_locked(struct btree_trans *trans)
 	return false;
 }
 
+int __bch2_trans_mutex_lock(struct btree_trans *trans,
+			    struct mutex *lock)
+{
+	int ret;
+
+	bch2_trans_unlock(trans);
+	mutex_lock(lock);
+	ret = bch2_trans_relock(trans);
+	if (ret)
+		mutex_unlock(lock);
+	return ret;
+}
+
 /* Debug */
 
 #ifdef CONFIG_BCACHEFS_DEBUG