Messages in this thread | | | From | Keith Owens <> | Subject | Re: the creation of boot_cpu_init() is wrong and accessing uninitialised data | Date | Tue, 27 Jun 2006 23:00:09 +1000 |
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Andrew Morton (on Mon, 26 Jun 2006 22:03:37 -0700) wrote: >It's a bit odd - I think non-zero BSPs happen a bit more often than >only-on-voyager.
AFAICR, the BSP is supposed to be logical cpu 0 on all architectures. Most architectures assign logical cpu 0 to the BSP, even if the BSP has a non-zero hard_smp_processor_id. ia64 even has this
int __cpu_disable(void) { int cpu = smp_processor_id();
/* * dont permit boot processor for now */ if (cpu == 0 && !bsp_remove_ok) {
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