linux-kernel - Re: [PATCH 10 update 2x] PM: Measure suspend and resume times for individual devices

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Date:	Sun, 6 Sep 2009 06:44:40 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Alan Stern <stern@...land.harvard.edu>,
	linux-pm <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>, Len Brown <lenb@...nel.org>,
	Pavel Machek <pavel@....cz>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Zhang Rui <rui.zhang@...el.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Linux PCI <linux-pci@...r.kernel.org>
Subject: Re: [PATCH 10 update 2x] PM: Measure suspend and resume times for
	individual devices


Thanks Rafael, the code looks a lot more natural IMHO.

this bit:

> +#ifdef DEBUG
> +static void dbg_get_time(struct timeval *start)
> +{
> +	do_gettimeofday(start);
> +}

is a plain wrapper over gettimeofday so you might want to inline 
it. (although GCC will do it too most of the time)

	Ingo
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