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From: | Paul Brook |
Subject: | Re: [Qemu-devel] [PATCH] PPC: Fix linker scripts on ppc hosts |
Date: | Wed, 14 Dec 2011 12:04:45 +0000 |
User-agent: | KMail/1.13.7 (Linux/3.1.0-1-amd64; KDE/4.6.5; x86_64; ; ) |
> 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
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