tree 1e2d79ec373aa30aade110774e6df3f452d88201
parent 0f39ac9a07cc10278e37d87076b143008f28aa3b
author Fam Zheng <famz@redhat.com> 1379502854 +0800
committer Stefan Hajnoczi <stefanha@redhat.com> 1379698046 +0200

block: don't lose data from last incomplete sector

To read the last sector that is not aligned to sector boundary, current
code for growable backends, since commit 893a8f6 "block: Produce zeros
when protocols reading beyond end of file", drops the data and directly
returns zeroes. That is incorrect.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>