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From: Len Brown <lenb@kernel.org>
To: Arjan van de Ven <arjan@infradead.org>
Cc: linux-acpi@vger.kernel.org
Subject: Re: acpi_battery_init() boot speed
Date: Wed, 15 Dec 2010 15:27:44 -0500 (EST)	[thread overview]
Message-ID: <alpine.LFD.2.00.1012151517090.21167@x980> (raw)
In-Reply-To: <20101215030054.0aae9e1e@infradead.org>


> wonder if this stuff is polling some battery property ?
> (like discharge rate or something)

Is there a simple way to get a profile that starts when
acpi_battery_init() is called and ends when it returns?

Note that acpi_battery_init() is not 900ms on all boxes --
I had to poke around to find a slow one.  My arrandale
laptop runs acpi_battery_init in 71 ms.

thanks,
-Len



  reply	other threads:[~2010-12-15 20:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-15  8:13 acpi_battery_init() boot speed Len Brown
2010-12-15  8:15 ` Len Brown
2010-12-15 11:00 ` Arjan van de Ven
2010-12-15 20:27   ` Len Brown [this message]
2010-12-16  4:58     ` Arjan van de Ven
2010-12-17  4:31       ` Len Brown
2010-12-17  8:46   ` Len Brown
2010-12-17 16:02     ` Arjan van de Ven

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