Re: [BUG] scsi: hpsa: how to destroy your files

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On Thu, 2011-09-01 at 10:58 -0700, Roland Dreier wrote:
> > OK I found the bad commit,I got lucky... I lost some files but my
> > machine was able to complete the bisection. CC involved people
> 
> > # bad: [b03e7495a862b028294f59fc87286d6d78ee7fa1] PCI: Set PCI-E Max Payload Size on fabric
> 
> Hi Eric,
> 
> I guess it would be useful to see "lspci -vv" output with a "good" kernel
> and with that bad patch applied.  Most likely we should see some difference
> somewhere in the MaxPayload fields in the PCI Express capability of
> some device.
> 
> Either the RAID controller or something else lies, and puts a value
> in the DevCap that it can't actually support, or else the patch is
> buggy and puts something out of range in a DevCtl somewhere.


While we investigate, I think the problems produced by the patch (data
corruption) are serious enough to warrant reverting it, please Jesse.

Thanks,

James


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