Re: [Qemu-devel] [PATCH 2/4] block: immediately cancel oversized read/write requests

[Paolo Bonzini]

Il 08/09/2014 15:56, Peter Lieven ha scritto:
>>>>>
>>> Look like you are changing the coroutine version.
>>>
>>> Some hardware like virtio-blk uses the AIO version of read and writes.
>>> What would happen if all the block drivers down the chain are AIO
>>> enabled ?
>> The AIO version still goes through bdrv_co_do_readv/writev.
>>
>> However, error_report is not something you can use for guest-accessible
>> error messages, unless you want your logs to fill up with error
>> messages. :)
> 
> So you would not throw an error msg here?

No, though a trace could be useful.

Paolo