inode: Only destroy inodes when refs == 0 and should_die
inode: Only destroy inodes when refs == 0 and should_die

Signed-off-by: Pedro Falcato <d037c3eb54456eb57a351d3e1361e11b3d89c857@gmail.com>

heatd/Onyx,heatd/Onyx,heatd/Onyx,heatd/Onyx