block: Make zero-after-EOF work with larger alignment
commitec746e10cb2e6276a8d2e036454792fe0674864a
authorKevin Wolf <kwolf@redhat.com>
Wed, 4 Dec 2013 11:13:10 +0000 (4 12:13 +0100)
committerKevin Wolf <kwolf@redhat.com>
Fri, 24 Jan 2014 16:40:02 +0000 (24 17:40 +0100)
tree2a78501412007a8a26021584a485758f10c999dd
parent65afd211c71fc91750d8a18f9604c1e57a5202fb
block: Make zero-after-EOF work with larger alignment

Odd file sizes could make bdrv_aligned_preadv() shorten the request in
non-aligned ways. Fix it by rounding to the required alignment instead
of 512 bytes.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
block.c