tree c02ce4c1a29b4a05d8860b6fec6f99d5b9eb26a2
parent 87267753a36798e25262ee48264bea2ab70921aa
author Paolo Bonzini <pbonzini@redhat.com> 1336574998 +0200
committer Kevin Wolf <kwolf@redhat.com> 1339761822 +0200

block: implement is_allocated for raw

Either FIEMAP, or SEEK_DATA+SEEK_HOLE can be used to implement the
is_allocated callback for raw files.  On Linux ext4, btrfs and XFS
all support it.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>