Am 08.03.2012 18:15, schrieb Paolo Bonzini: > Move the bdrv_co_write_zeroes operation to bdrv_aio_discard, so that > the ugly coroutine loop can be eliminated. > > Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
But the logically correct (and therefore easier to understand) way would be to let bdrv_aio_discard call bdrv_co_write_zeroes instead of the other way round. Mapping write_zeroes to discard is only correct as long as QED implements discard as zero writes instead of really discarding data. Kevin
