[Crash-utility] dev command deteriorates with new kernels

[Dave Anderson]

Bob Montgomery wrote:
> With respect to character devices:
>
 > ... [snip] ...
> 
> I can come up with believable file_ops values for (most? all?) of the
> others.  And this leads me to wonder if crash shouldn't be collecting
> this info in a similar manner to fill in the other OPERATIONS fields.
> But now I'm quite a bit past what I know about how the character device
> stuff works.
> 
> 
> Thanks,
> Bob Montgomery
> Working at HP

I've attached what I'm going with.  I've added the capability of getting
the file_operations from the cdev_map when necessary.  The block device
code was also suffering from bit-rot as well, and so I put in a new
collector function that uses the bdev_map as well.

Thanks,
   Dave

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