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From: Fam Zheng <famz@redhat.com>
To: Peter Xu <peterx@redhat.com>
Cc: qemu-devel@nongnu.org, "Paolo Bonzini" <pbonzini@redhat.com>,
	"Daniel P . Berrange" <berrange@redhat.com>,
	"Stefan Hajnoczi" <shajnocz@redhat.com>,
	"Andreas Färber" <afaerber@suse.de>,
	"Manos Pitsidianakis" <el13635@mail.ntua.gr>,
	"Dr . David Alan Gilbert" <dgilbert@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v3 2/4] iothread: provide helpers for internal use
Date: Tue, 26 Sep 2017 12:59:17 +0800	[thread overview]
Message-ID: <20170926045917.GD31924@lemon.lan> (raw)
In-Reply-To: <1506401532-25274-3-git-send-email-peterx@redhat.com>

On Tue, 09/26 12:52, Peter Xu wrote:
> IOThread is a general framework that contains IO loop environment and a
> real thread behind.  It's also good to be used internally inside qemu.
> Provide some helpers for it to create iothreads to be used internally.
> 
> Put all the internal used iothreads into the internal object container.
> 
> Signed-off-by: Peter Xu <peterx@redhat.com>
> ---
>  include/sysemu/iothread.h |  8 ++++++++
>  iothread.c                | 16 ++++++++++++++++
>  2 files changed, 24 insertions(+)
> 
> diff --git a/include/sysemu/iothread.h b/include/sysemu/iothread.h
> index d2985b3..b07663f 100644
> --- a/include/sysemu/iothread.h
> +++ b/include/sysemu/iothread.h
> @@ -46,4 +46,12 @@ AioContext *iothread_get_aio_context(IOThread *iothread);
>  void iothread_stop_all(void);
>  GMainContext *iothread_get_g_main_context(IOThread *iothread);
>  
> +/*
> + * Helpers used to allocate iothreads for internal use.  These
> + * iothreads will not be seen by monitor clients when query using
> + * "query-iothreads".
> + */
> +IOThread *iothread_create(const char *id, Error **errp);
> +void iothread_destroy(IOThread *iothread);
> +
>  #endif /* IOTHREAD_H */
> diff --git a/iothread.c b/iothread.c
> index 44c8944..33f996e 100644
> --- a/iothread.c
> +++ b/iothread.c
> @@ -354,3 +354,19 @@ GMainContext *iothread_get_g_main_context(IOThread *iothread)
>  
>      return iothread->worker_context;
>  }
> +
> +IOThread *iothread_create(const char *id, Error **errp)
> +{
> +    Object *obj;
> +
> +    obj = object_new_with_props(TYPE_IOTHREAD,
> +                                object_get_internal_root(),
> +                                id, errp, NULL);
> +
> +    return IOTHREAD(obj);
> +}
> +
> +void iothread_destroy(IOThread *iothread)
> +{
> +    object_unparent(OBJECT(iothread));
> +}
> -- 
> 2.7.4
> 

Reviewed-by: Fam Zheng <famz@redhat.com>

  reply	other threads:[~2017-09-26  4:59 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-26  4:52 [Qemu-devel] [PATCH v3 0/4] iothread: allow to create internal iothreads Peter Xu
2017-09-26  4:52 ` [Qemu-devel] [PATCH v3 1/4] qom: provide root container for internal objs Peter Xu
2017-09-26  4:58   ` Fam Zheng
2017-09-26  5:12     ` Peter Xu
2017-09-26  8:46   ` Stefan Hajnoczi
2017-09-26  8:49     ` Peter Xu
2017-09-26  4:52 ` [Qemu-devel] [PATCH v3 2/4] iothread: provide helpers for internal use Peter Xu
2017-09-26  4:59   ` Fam Zheng [this message]
2017-09-26  8:46   ` Stefan Hajnoczi
2017-09-26  4:52 ` [Qemu-devel] [PATCH v3 3/4] iothread: export iothread_stop() Peter Xu
2017-09-26  4:52 ` [Qemu-devel] [PATCH v3 4/4] iothread: delay the context release to finalize Peter Xu

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