tree d961048d8c624b54b5aece75d42add3326e55c67
parent 68d100e905453ebbeea8e915f4f18a2bd4339fe8
author Kevin Wolf <kwolf@redhat.com> 1310740062 +0200
committer Kevin Wolf <kwolf@redhat.com> 1312293221 +0200

qcow: Use coroutines

The old qcow format is another user of the AsyncContext infrastructure.
Converting it to coroutines (and therefore CoMutexes) allows to remove
AsyncContexts.

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