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2 Commits

Author SHA1 Message Date
Kevin Wolf
d9d74f4177 qcow2: Improve check for overlapping allocations 
The old code detected an overlapping allocation even when the
allocations didn't actually overlap, but were only adjacent.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
 2013-03-28 11:52:43 +01:00
Kevin Wolf
0446919dca qemu-iotests: COW with many AIO requests on the same cluster 
This one is a bit more interesting. The COW operation isn't performed
completely synchronously, and therefore dependencies must be handled
correctly when multiple requests write to the same unallocated cluster.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
 2012-06-15 14:03:43 +02:00