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Date: Thu, 31 Jan 2002 21:14:12 -0500 (EST)
From: Alexander Viro <viro@math.psu.edu>
To: Andre Hedrick <andre@linuxdiskcert.org>
cc: Kris Urquhart <kurquhart@littlefeet-inc.com>,
        "'Andreas Dilger'" <adilger@turbolabs.com>,
        "'linux-kernel@vger.kernel.org'" <linux-kernel@vger.kernel.org>
Subject: false positives on disk change checks
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On Thu, 31 Jan 2002, Kris Urquhart wrote:

> No patches - linux-2.4.17 right off of www.linux.org.  
> 
> The chipset is an ALI 1487/1489.  
> The disk itself is a JUMPtec DISKchip with a SanDisk 20-99-00024-1 on it.
> 
> The relevant lines from dmesg are:
>  Uniform Multi-Platform E-IDE driver Revision: 6.31
>  ide: Assuming 50MHz system bus speed for PIO modes; override with idebus=xx
>  hda: SunDisk SDTB-128, ATA DISK drive
>  ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
>  hda: 31360 sectors (16 MB) w/1KiB Cache, CHS=490/2/32
>  Partition check:
>   hda: hda1 hda2 hda3
> 
> % cat /proc/ide/driver
> ide-disk version 1.10
> 
> There is a CONFIG_BLK_DEV_ALI14XX, but apparently it only turns on 
> support for the second channel.  I tried it anyway (along with the 
> ide0=ali14xx boot parameter), but the disk was then not recognized 
> at boot time (busy/timeout during partition check).  A google search 
> did not turn up any problems with ali14xx.c since 2.0.

Andre, looks like setup above gives false positives on disk change check...


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