Re: [Qemu-devel] [PATCH] PPC: Fix linker scripts on ppc hosts

[Paul Brook]

> The proper solution would be to rewrite mmap.c to be smarter (perhaps
> by looking at /proc/self/maps and reserving a lot of space with PROT_NONE
> mappings at startup and then managing it itself), but so far nobody's
> done that

Yes they have. That's what -R does.

We used to try and parse /proc/self/maps.  This caused more problems than it 
solved.  It doesn't cover things like mmap_min_addr, and you have to re-parse 
it before every allocation in case the host libc allocated something new in 
between.

Paul