From c394842e26e555a5d26d476e8fb2014ce7fbae57 Mon Sep 17 00:00:00 2001
From: Chao Yu <yuchao0@huawei.com>
Date: Mon, 13 Nov 2017 17:32:40 +0800
Subject: [PATCH] f2fs: inject fault in inc_valid_node_count

This patch adds missing fault injection in inc_valid_node_count.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/f2fs.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 7569347fd453..fc9c00ae7159 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1831,6 +1831,13 @@ static inline int inc_valid_node_count(struct f2fs_sb_info *sbi,
 			return ret;
 	}
 
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+	if (time_to_inject(sbi, FAULT_BLOCK)) {
+		f2fs_show_injection_info(FAULT_BLOCK);
+		goto enospc;
+	}
+#endif
+
 	spin_lock(&sbi->stat_lock);
 
 	valid_block_count = sbi->total_valid_block_count + 1;