From d5e6a69af6f2592f9291cd4716bb72660606dba2 Mon Sep 17 00:00:00 2001
From: Ming-Hung Tsai <mtsai@redhat.com>
Date: Fri, 21 May 2021 20:56:49 +0800
Subject: [PATCH] [thin (rust)] Fix the unit of metadata_block_size in
 superblock

---
 src/thin/superblock.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/thin/superblock.rs b/src/thin/superblock.rs
index 43c2e6f..af3eca8 100644
--- a/src/thin/superblock.rs
+++ b/src/thin/superblock.rs
@@ -121,7 +121,7 @@ fn pack_superblock<W: WriteBytesExt>(sb: &Superblock, w: &mut W) -> Result<()> {
     w.write_u64::<LittleEndian>(sb.mapping_root)?;
     w.write_u64::<LittleEndian>(sb.details_root)?;
     w.write_u32::<LittleEndian>(sb.data_block_size)?;
-    w.write_u32::<LittleEndian>(BLOCK_SIZE as u32)?;
+    w.write_u32::<LittleEndian>((BLOCK_SIZE >> SECTOR_SHIFT) as u32)?; // metadata block size
     w.write_u64::<LittleEndian>(sb.nr_metadata_blocks)?;
 
     Ok(())