Test that a filesystem's implementation of the stat(2) system call
reports correct values for the number of blocks allocated for a file
when there are delayed allocations.
This test is motivated by a bug in btrfs which is fixed by the
following path for the linux kernel:
"Btrfs: fix reported number of inode blocks"
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>