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-rw-r--r--fs/inode.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/inode.c b/fs/inode.c
index b6726f644530..0487ddba1397 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -166,6 +166,7 @@ static struct inode *alloc_inode(struct super_block *sb)
mapping_set_gfp_mask(mapping, GFP_HIGHUSER_PAGECACHE);
mapping->assoc_mapping = NULL;
mapping->backing_dev_info = &default_backing_dev_info;
+ mapping->writeback_index = 0;
/*
* If the block_device provides a backing_dev_info for client