On Thu, 14 Apr 2011, Michael Hope wrote: > Hi there. The address space randomisation feature in 2.6.35 and above > kernels breaks GCC's precompiled headers support. GCC works by > compiling the header once, dumping the internal format out to disk, > and then mmap()ing it back in at a fixed address.
Oh my... This is really nasty. > The solution for > other architectures is for GCC to pick a spot in the virtual address > space that is likely to be free and map the PCH in there. Most of > them use 0x60000000 which from a bit of poking seems to be fine on ARM > as well. > > Can someone point me at the typical virtual address space for a ARM > Linux process? How does 0x60000000 sound? The ARM user address space closely mimics the x86 32-bit user address space. So if 0x60000000 works fine there then it should be fine on ARM too. Nicolas _______________________________________________ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
