tree c450f02cd605b38a578778dacd9c8768ce041789
parent 87ef2bb46bfc4be0b40799e68115cbe28d80a1bd
author Chris Mason <chris.mason@oracle.com> 1225387334 -0400
committer Chris Mason <chris.mason@oracle.com> 1225387334 -0400

Btrfs: walk compressed pages based on the nr_pages count instead of bytes

The byte walk counting was awkward and error prone.  This uses the
number of pages sent the higher layer to build bios.

Signed-off-by: Chris Mason <chris.mason@oracle.com>