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Re: HVM disc corruption (was Re: Xen won't start its device backend?)

reinoud%NetBSD.org@localhost (Reinoud Zandijk) writes:

>The error only starts to show between block 250.000.000 (27.89 bits) and block
>300.000.000 (28.16 bits). And indeed, block 268.435.456 (2^28) maps to sector
>0 but block 268.435.455 is wrong already.

That's LBA28 only then. Block 2^28-1 is already special cased in our
driver to use LBA48 because of some broken hardware.

When you boot verbose you should already see that the driver announces
LBA and not LBA48 addressing.

qemu should handle LBA48, I don't know why it isn't detected.
                                Michael van Elst
Internet: mlelstv%serpens.de@localhost
                                "A potential Snark may lurk in every tree."

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