From d8eedc87caea10c8a04ef31dff5d4fb919399e99 Mon Sep 17 00:00:00 2001
From: Zheng Liu <wenqing.lz@taobao.com>
Date: Sun, 10 Mar 2013 21:08:52 -0400
Subject: [PATCH] --- yaml --- r: 361588 b: refs/heads/master c:
 cdee78433c138c2f2018a6884673739af2634787 h: refs/heads/master v: v3

---
 [refs]                  | 2 +-
 trunk/fs/ext4/extents.c | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 273b8fb11a2e..735472138f7f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 921f266bc6bfe6ebb599c559f10443af314c19ec
+refs/heads/master: cdee78433c138c2f2018a6884673739af2634787
diff --git a/trunk/fs/ext4/extents.c b/trunk/fs/ext4/extents.c
index 25c86aaa38d6..110e85a1f82a 100644
--- a/trunk/fs/ext4/extents.c
+++ b/trunk/fs/ext4/extents.c
@@ -3650,6 +3650,10 @@ ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode,
 						 path, map->m_len);
 		} else
 			err = ret;
+		map->m_flags |= EXT4_MAP_MAPPED;
+		if (allocated > map->m_len)
+			allocated = map->m_len;
+		map->m_len = allocated;
 		goto out2;
 	}
 	/* buffered IO case */