On Thursday 08 September 2005 18:37, Tom Rini wrote: > It can be handy in some situations to have run trap_init() sooner than the > generic code does. In order to do this on x86_64 we need to add a custom > early_setup_per_cpu_areas() call as well.
The patch is totally broken and causes crash even under light load (just found it after a lengthy binary search) > > +void __init early_setup_per_cpu_areas(void) > +{ > + static char cpu0[PERCPU_ENOUGH_ROOM] __cacheline_aligned > + __attribute__ ((aligned (SMP_CACHE_BYTES))); The original code does /* Copy section for each CPU (we discard the original) */ size = ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES); #ifdef CONFIG_MODULES if (size < PERCPU_ENOUGH_ROOM) size = PERCPU_ENOUGH_ROOM; #endif perhaps end-start is larger than PERCPU_ENOUGH_ROOM ? (using defconfig) Dropped from my tree for now. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/