Ingo Molnar wrote: The attached patch is necessary to build 2.6.19-rt8 without KEXEC enabled. Without KEXEC enabled crash.c doesn't get included. I believe this is correct.
-- kr
--- linux-2.6.19/arch/i386/kernel/nmi.c.orig 2006-12-07 09:35:22.000000000 -0600 +++ linux-2.6.19/arch/i386/kernel/nmi.c 2006-12-07 09:36:04.000000000 -0600 @@ -935,7 +935,9 @@ void nmi_show_all_regs(void) for_each_online_cpu(i) nmi_show_regs[i] = 1; +#ifdef CONFIG_KEXEC smp_send_nmi_allbutself(); +#endif for_each_online_cpu(i) { while (nmi_show_regs[i] == 1)