Messages in this thread | | | Date | Wed, 20 Jun 2007 00:07:19 +0400 | From | Sergei Shtylyov <> | Subject | Re: [BUG] ide dma_timer_expiry, then hard lockup |
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Bartlomiej Zolnierkiewicz wrote:
>>There are two distinct issues. >>-- libata locks up in partition table read on an hpt366+old maxtor disk >> that has ben working fine for many years with old ide driver. (It >> still works fine when I boot to the alternate ide-based kernel).
>>-- ide driver locks up on hpt366+new maxtor disk under heavy >> i/o load. I was able to copy 60GB from old to new disk without a >> problem; however, raid reconstruction locks it up, maybe after 5-15 >> seconds.
>> This probably is "hardware related"; its something that the new >> hard drive does. Given that its being sold at a big discount, it >> may even be that the sellers know that this is a crappy disk. :-)
>> All I want is some way of resetting the disk, and continuing on.
> It would be useful to see hdparm --Istdout output for *both* disks.
>>I'm stalled in debugging; I'm not sue what I'm looking for.
> Sergei, do you think that testing the drive with DMA disabled may > tell us something new?
Not sure. I'll try to come up with a patch esetting the state machine in dma_timeout() method (following Alan's idea) -- HPT366 regs are different enough to use the one for HPT370.
> Thanks, > Bart
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