On Mon, Jan 24, 2011 at 16:52, Stefano Bonifazi wrote: >> but that can happen with the app running natively too, so any app not >> handling MAP_FIXED failures is buggy and not qemu's problem. > > How? For what I learned each process executing on a OS with an mmu sees its > virtual address space, and normally only its code is loaded there (well I am > learning that the dynamic linker also inject into that space shared library > code used by the process code, but of course a good dynamic linker would > prevent clashes!)
how can the ldso possibly prevent clashes ? it has no idea what addresses an app will ask for at runtime. plus, if the kernel is employing ASLR (which isnt uncommon nowadays), the load addresses could be anywhere. -mike
