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SubjectRe: DMA problems w/ PIIX3 IDE, 2.4.20-pre4-ac2
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On Mon, 2002-09-16 at 15:26, Florian Hinzmann wrote:
>
> On 16-Sep-2002 Alan Cox wrote:
> > On Mon, 2002-09-16 at 12:17, Florian Hinzmann wrote:
> >> kernel: hdb: read_intr: status=0x59 { DriveReady SeekComplete DataRequest Error }
> >> kernel: hdb: read_intr: error=0x10 { SectorIdNotFound }, LBAsect=97567071, high=5, lo
> >> kernel: hdb: read_intr: status=0x59 { DriveReady SeekComplete DataRequest Error }
> >
> > Which is the drive reporting a physical media error
>
> Which seems to exist only while using the named combinations of DMA access
> and kernel versions. While using i.e. 2.4.19 without DMA I can access the same data,
> dd the whole disk to /dev/null or run badblock checks without finding
> any physical media errors.
>
> 2.4.19 should complain, too, if there is a physical error indeed, right?

The "sectoridnotfound" return is from the drive. That makes it very hard
to believe it isnt a physical error

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