netdev - Re: [PATCH] ide/net: flip the order of SATA and network init

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Message-ID: <497F9A49.6060601@garzik.org>
Date:	Tue, 27 Jan 2009 18:35:37 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Arjan van de Ven <arjan@...radead.org>
CC:	linux-ide@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] ide/net: flip the order of SATA and network init

Arjan van de Ven wrote:
>>>From e89d6840ad685a3c61f72367d4ac5bfed69ead0c Mon Sep 17 00:00:00 2001
> From: Arjan van de Ven <arjan@...ux.intel.com>
> Date: Mon, 26 Jan 2009 18:58:11 -0800
> Subject: [PATCH] ide/net: flip the order of SATA and network init
> 
> this patch flips the order in which sata and network drivers are initialized.
> 
> SATA probing takes quite a bit of time, and with the asynchronous infrastructure
> other drivers that run after it can execute in parallel. Network drivers do tend
> to take some real time talking to the hardware, so running these later is
> a good thing (the sata probe then runs concurrent)
> 
> This saves about 15% of my kernels boot time.
> 
> Signed-off-by: Arjan van de Ven <arjan@...ux.intel.com>
> ---
>  drivers/Makefile |    5 +++--
>  1 files changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/Makefile b/drivers/Makefile
> index c1bf417..2618a61 100644
> --- a/drivers/Makefile
> +++ b/drivers/Makefile
> @@ -36,13 +36,14 @@ obj-$(CONFIG_FB_INTEL)          += video/intelfb/
>  
>  obj-y				+= serial/
>  obj-$(CONFIG_PARPORT)		+= parport/
> -obj-y				+= base/ block/ misc/ mfd/ net/ media/
> +obj-y				+= base/ block/ misc/ mfd/ media/
>  obj-$(CONFIG_NUBUS)		+= nubus/
> -obj-$(CONFIG_ATM)		+= atm/
>  obj-y				+= macintosh/
>  obj-$(CONFIG_IDE)		+= ide/
>  obj-$(CONFIG_SCSI)		+= scsi/
>  obj-$(CONFIG_ATA)		+= ata/
> +obj-y				+= net/
> +obj-$(CONFIG_ATM)		+= atm/
>  obj-$(CONFIG_FUSION)		+= message/
>  obj-$(CONFIG_FIREWIRE)		+= firewire/
>  obj-y				+= ieee1394/

ACK, ok with me too

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