e2fsck: Allow i_size to be rounded up to the size of a VM page

Allow files to be preallocated on-disk up to the next multiple of the
system's page size without complaining about extra blocks.

Signed-off-by: Andreas Dilger <adilger@clusterfs.com>
Signed-off-by: Girish Shilamkar <girish@clusterfs.com>
Signed-off-by: Kalpak Shah <kalpak@clusterfs.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
4 files changed