linux-kernel - Re: Fw: 2.6.24.X: SATA/AHCI related boot delay.

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Message-ID: <47E31C36.6060903@gmail.com>
Date:	Fri, 21 Mar 2008 11:23:50 +0900
From:	Tejun Heo <htejun@...il.com>
To:	osb972ww-linuxczmil@...oo.com
CC:	linux-kernel@...r.kernel.org,
	IDE/ATA development list <linux-ide@...r.kernel.org>
Subject: Re: Fw: 2.6.24.X: SATA/AHCI related boot delay. - not with 2.6.24.3

Hello,

osb972ww-linuxczmil@...oo.com wrote:
>  Greetings,
>   I'm having a problem with 2.6.23.1-42 (Fedora 8) properly driving a SATA 
> drive.  Although it is detected during boot as indicated by the dmesg below, 
> once the sytstem is up and running, the drive is not accessible.   The second 
> issue is with the CFdrive on the the primary IDE.  It works, but I can't enable 
> interrupts with hdparm -u 1 /dev/sda.   
> 
>  The interesting thing is when I put in a Fedora 5 system with a 2.6.17 kernel, 
> everything works as expected.  I can hdparm -u 1 /dev/hda and it works as  expected, and
>  the SATA drive is detected and works properly all on the exact  same hardware.  
>  
>  I've tried several different SATA drives also.   Thery all work on the old 
>  Fedora 5/ 2.6.17 system, and none work on Fedora 8/2.6.23 or 2.6.24 kernels.

Does irqpoll kernel parameter help?

-- 
tejun
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