From a5e073dec7bb618b7483cac29f3dff82784dd42d Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Date: Fri, 25 Jan 2013 18:33:41 +0900
Subject: [PATCH] --- yaml --- r: 358978 b: refs/heads/master c:
 bd43df021ac37247f2db58ff376fb4032170f754 h: refs/heads/master v: v3

---
 [refs]               | 2 +-
 trunk/fs/f2fs/file.c | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index dae7ecd5f769..a149cd6667f5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 577e349514452fa3fcd99fd06e587b02d3d1cf28
+refs/heads/master: bd43df021ac37247f2db58ff376fb4032170f754
diff --git a/trunk/fs/f2fs/file.c b/trunk/fs/f2fs/file.c
index 3191b52aafb0..6cdab2c64fc6 100644
--- a/trunk/fs/f2fs/file.c
+++ b/trunk/fs/f2fs/file.c
@@ -387,12 +387,17 @@ const struct inode_operations f2fs_file_inode_operations = {
 static void fill_zero(struct inode *inode, pgoff_t index,
 					loff_t start, loff_t len)
 {
+	struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
 	struct page *page;
 
 	if (!len)
 		return;
 
+	f2fs_balance_fs(sbi);
+
+	mutex_lock_op(sbi, DATA_NEW);
 	page = get_new_data_page(inode, index, false);
+	mutex_unlock_op(sbi, DATA_NEW);
 
 	if (!IS_ERR(page)) {
 		wait_on_page_writeback(page);