From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio

---
 kernel/drivers/md/dm-thin-metadata.h |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/kernel/drivers/md/dm-thin-metadata.h b/kernel/drivers/md/dm-thin-metadata.h
index f6be0d7..7ef56bd 100644
--- a/kernel/drivers/md/dm-thin-metadata.h
+++ b/kernel/drivers/md/dm-thin-metadata.h
@@ -230,6 +230,13 @@
  */
 void dm_pool_issue_prefetches(struct dm_pool_metadata *pmd);
 
+/* Pre-commit callback */
+typedef int (*dm_pool_pre_commit_fn)(void *context);
+
+void dm_pool_register_pre_commit_callback(struct dm_pool_metadata *pmd,
+					  dm_pool_pre_commit_fn fn,
+					  void *context);
+
 /*----------------------------------------------------------------*/
 
 #endif

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