From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nigel Cunningham <ncunningham@crca.org.au>
Subject: Re: [PATCH] resume: wait for device probing to finish
Date: Thu, 15 Jan 2009 12:34:36 +1100
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To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>, Arjan van de Ven <arjan@infradead.org>, pavel@suse.cz, linux-pm@lists.linux-foundation.org
List-Id: linux-pm@vger.kernel.org

Hi Rafael etc.

On Thu, 2009-01-15 at 00:39 +0100, Rafael J. Wysocki wrote:

[...]
 
>  /**
> + * wait_for_device_probe
> + * Wait for device probing to be completed.
> + *
> + * Note: this function polls at 100 msec intervals.
> + */
> +int wait_for_device_probe(void)
> +{
> +	/* wait for the known devices to complete their probing */
> +	while (driver_probe_done() != 0)
> +		msleep(100);
> +	async_synchronize_full();
> +	return 0;
> +}
> +

Am I missing something? I can't see why you're polling instead of using
probe_waitqueue.

Regards,

Nigel