On May 3, 2011, at 5:20 PM, Scott Wood wrote:

> On Tue, 3 May 2011 10:10:18 -0500
> Kumar Gala <[email protected]> wrote:
> 
>> 
>> On May 3, 2011, at 9:41 AM, Timur Tabi wrote:
>> 
>>> On May 3, 2011, at 9:21 AM, Kumar Gala <[email protected]> wrote:
>>> 
>>>>> 
>>>>> +
>>>>> +        ft_verify_fdt(*of_flat_tree);
>>>> 
>>>> Do we not want to error out here if verify fails?
>>> 
>>> Maybe.  I didn't want a false negative to prevent booting.  If the DT is 
>>> wrong, the kernel won't display any messages, so the warning will be the 
>>> last thing the user sees anyway.
>>> 
>>> If the consensus is that failure should abort, then I can add that.  I 
>>> don't have a strong preference either way.
>>>> 
>> 
>> I would think that a verify of this form should be considered as bad as not 
>> passing a checksum verification.
> 
> This seems to have a higher potential for false positives than a checksum.

My feeling is the feature should not have false positives, the goal should be 
to be as good as a checksum.

- k
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