Re: mt: check-exec-image fails

[Sam S. <sd...@gn...>]

Vladimir Tzankov wrote:
> On Nov 24, 2008, at 5:49 AM, Sam Steingold wrote:
>>
>> "make check-exec-image" fails with mt because loadmem_from_executable
>> fails to find the image in the executable, specifically, the  
>> headers do
>> not match:
>> ...............
>> _per_thread_symvalues & _mem_* differ.
> 
> 
> Yes - I see.
> Currently the threads do not survive savemem/loadmem. Also the per  
> thread special bindings do not survive it as well (it's one of the  
> TODO items in the doc/multithread.txt).
> 
> _per_thread_symvalues is the count of per thread special variables  
> when the image was saved. When it is loaded - I just allocate enough  
> place for this amount of bindings and initialize all of them as empty.
> 
> In loadmem_from_executable() there is no way to know how many per  
> thread special bindings we have in the image before we read the  
> header. fill_memdump_header() fills in _per_thread_symvalues the  
> current num_symvalues (which is 1 - since nothing is yes initialized).
 >
> So I suggest currently just to exclude _per_thread_symvalues from the  
> memcmp() ?

you also need to exclude _mem_* because they differ too...

Maybe what you mean is to exclude everything after _per_thread_symvalues from 
the comparison, but use that information to initialize the memory?