Some people are doing this right now with Linux/PARISC. The only thing
which affected me was in fs/binfmt_*.c where we tamper with the argc
/ envp. Alan tells me the mklinux people have sorted this one properly,
but I haven't looked yet. There are probably other places where there are
problems. Philipp?
> -- should I do this, or should I stick to the traditional design?
It's something which we need to fix for PARISC, so I think you should
do it too :-)
> -- I'm making the following mods, will these be sufficient?
> Are they appropriate?
> o the expand_stack() inline in include/linux/mm.h assumes the
> stack grows down, & I will rework it to suit my needs ...
> o change VM_STACK_FLAGS to grow up as well ...
> o create a new vma that holds the stack base, out in high-memory,
> somewhere near TASK_SIZE - current->rlim[RLIMIT_STACK].rlim_cur
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