From: Hongzhen Luo <hongzhen@xxxxxxxxxxxxxxxxx>Reviewed-by: Gao Xiang <hsiangkao@xxxxxxxxxxxxxxxxx>
This patch adds page cache sharing functionality for compressed inodes.
Signed-off-by: Hongzhen Luo <hongzhen@xxxxxxxxxxxxxxxxx>
Signed-off-by: Hongbo Li <lihongbo22@xxxxxxxxxx>