On 06/22/2015 11:53 AM, Paolo Bonzini wrote:
> 
> 
> On 22/06/2015 11:49, Eric Auger wrote:
>>>> It seems safe because rom_load_all really doesn't load anything, it only
>>>> does an overlap check.  Is this right?
>> it does the check + isrom field setting
>>>>
>>>> Is the bug that some overlapping ROMs are not detected?  The commit
>>>> message is not clear.
>> The regression is that the both overlap check and isrom setting are not
>> done since ROM are inserted in the roms list afterwards, at machine init
>> done time. The bug was not really observed yet I think.
> 
> isrom is just an optimization though, right?  What is it useful for?
My understanding is it serves 2 purposes:

- report info in the monitor (hmp_info_roms)
- decide whether the rom->data can be freed on ROM reset notifier
(rom_reset).

Hope I didn't miss anything else.

Eric
> 
> Paolo
> 


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