Re: CVS commit: src/sys/arch/i386/include

[christos%astron.com@localhost (Christos Zoulas)]

In article <20140128065536.GG1763%apb-laptoy.apb.alt.za@localhost>,
Alan Barrett  <apb%cequrux.com@localhost> wrote:
>On Mon, 27 Jan 2014, Christos Zoulas wrote:
>>Modified Files:
>>      src/sys/arch/i386/include: vmparam.h
>>
>>Log Message:
>>Cut down MAXDSIZE from 3G to 2.5G otherwise bottomup allocation ends up
>>supplying an out of bounds hint for sigcode (c001e000 > bf000000). Makes
>>a.out binaries work again.
>
>Will this make malloc fail 0.5GB earlier than before?  The data 
>size limits on i386 are already annoyingly small, and I would 
>prefer not to make them smaller.  Please could you find a way to 
>penalise only a.out programs.

I don't think it could allocate 3G before either. I think that the data
segment would smash into the stack then. I can test though to verify.

christos