Paolo Bonzini <[email protected]> writes: > Il 10/10/2012 14:25, Anthony Liguori ha scritto: >>> > NBD uses coroutines; curl can use the non-unlocked >>> > bdrv_aio_readv/writev. In both cases they would execute in the >>> > dataplane thread. qcow2-over-raw would also execute its read/write code >>> > entirely from the dataplane thread, for example. >> Does that mean that we'd stop processing the queue if we're waiting for >> an I/O completion to handle meta data operations? >> >> If that's the case, that probably will hurt performance overall. > >>From discussion on IRC it looked like this was ENOCAFFEINE. :) > > Paolo
Correct :-) Regards, Anthony Liguori
