Re: [Qemu-devel] [PATCH 2/2 v2] Direct IDE I/O

[Gerd Hoffmann]

  Hi,

> BTW, if everyone thinks it could be a good idea I can port block-raw.c
> to use linux kernel AIO (without removing POSIX AIO support, of course)

IMHO it would be a much better idea to kill the aio interface altogether
and instead make the block drivers reentrant.  Then you can use
(multiple) posix threads to run the I/O async if you want.

cheers,
  Gerd