Re: [Qemu-devel] [PATCH 3/3] iothread: release iothread around aio_poll

[Stefan Hajnoczi]

On Fri, Feb 20, 2015 at 05:26:52PM +0100, Paolo Bonzini wrote:
> This is the first step towards having fine-grained critical sections in
> dataplane threads, which resolves lock ordering problems between
> address_space_* functions (which need the BQL when doing MMIO, even
> after we complete RCU-based dispatch) and the AioContext.
> 
> Because AioContext does not use contention callbacks anymore, the
> unit test has to be changed.
> 
> Signed-off-by: Paolo Bonzini <address@hidden>
> ---
>  async.c          |  8 +-------
>  iothread.c       | 11 ++---------
>  tests/test-aio.c | 21 ++++++++++++---------
>  3 files changed, 15 insertions(+), 25 deletions(-)

Reviewed-by: Stefan Hajnoczi <address@hidden>

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