Re: [Qemu-devel] qemu-user: relocating target code weakness

[Richard Henderson]

On 01/26/2011 12:17 PM, Lluís wrote:
> Richard Henderson writes:
> 
>> On 01/26/2011 03:07 AM, Stefano Bonifazi wrote:
>>> P.S. Please just answer that last question, whether it is possible to
>>> have a variable showing the upper bound of heap (some brk_end) for a
>>> target process
> 
>> No, the heap grows until it reaches some other memory mapped entity.
> 
>>From man brk(2) :
> 
>      "sbrk() increments the program's data space by increment bytes.
>       Calling sbrk() with an increment of 0 can be used to find the
>       current location of the program break."
> 
> I already sent this to the list in a previous mail, but it seems you
> overlooked it as you were not an explicit recipient.

That's the current top of the heap.  I answered the question as if
it was asking for the maximum top of the heap.


r~