Hi... On Thu, May 13, 2010 at 01:36, Venkatram Tummala <venkatram867@xxxxxxxxx> wrote: > Basically i need to disable all (or as many as possible) compile time > optimizations. I tried disabling the O3 flag & i was able to successfully > able to get the vmlinux file (after disabling many compile time options & > drivers which were failing without the O3 flag). But when I tried to boot > this kernel, the kernel hung during startup. Hm, really? Gdb goes a bit strange, I can understand, but kernel hung during start up? that's really weird. Are you sure you are recompiling both the core kernel image AND the modules (and possibly rebuilding the initrd/initramfs) with no optimizations? -- regards, Mulyadi Santosa Freelance Linux trainer and consultant blog: the-hydra.blogspot.com training: mulyaditraining.blogspot.com -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ