Re: [Qemu-devel] [PATCH 1/4] io/channel: add qio_channel_get_attached_aio_context()

[Eric Blake <eblake@redhat.com>]

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On 2/11/19 6:55 AM, Vladimir Sementsov-Ogievskiy wrote:
> Expose attached aio context. It will be used in nbd code, to
> understand, in which aio context negotiation should be done.

s/, in/ in/

> 
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
> ---
>  include/io/channel.h | 9 +++++++++
>  io/channel.c         | 5 +++++
>  2 files changed, 14 insertions(+)
> 
> diff --git a/include/io/channel.h b/include/io/channel.h
> index da2f138200..1a1e4a01b0 100644
> --- a/include/io/channel.h
> +++ b/include/io/channel.h
> @@ -718,6 +718,15 @@ GSource *qio_channel_add_watch_source(QIOChannel *ioc,
>  void qio_channel_attach_aio_context(QIOChannel *ioc,
>                                      AioContext *ctx);
>  
> +/*
> + * qio_channel_get_aio_context

Mismatch between comments...

> + * @ioc: the channel object
> + *
> + * Returns channel AioContext if any attached by
> + * qio_channel_attach_aio_context(), otherwise NULL.
> + */
> +AioContext *qio_channel_get_attached_aio_context(QIOChannel *ioc);

and function name.

Otherwise, looks straightforward, but I'd rather get Daniel's opinion on
whether we need it or if something else is better.

> +AioContext *qio_channel_get_attached_aio_context(QIOChannel *ioc)
> +{
> +    return ioc->ctx;
> +}
> +
>  void coroutine_fn qio_channel_yield(QIOChannel *ioc,
>                                      GIOCondition condition)
>  {
> 

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3226
Virtualization:  qemu.org | libvirt.org


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