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On Mar 21 2008 13:03, Ingo Molnar wrote: > * Yinghai Lu <yhlu.kernel.send@gmail.com> wrote: > >> do simple memtest after init_memory_mapping >> use find_e820_area_size to find all ram range that is not reserved. >> and do some simple bits test to find some bad ram. >> if find some bad ram, use reserve_early to exclude that range. > > very nice patch! I always thought that this was the proper way to do > memtest - and we could in fact also do something like this after SMP > bringup, and hit the memory bus via multiple CPUs. [that will need a > different enumeration though than e820 maps] Perhaps this can even be used to provide on-the-fly badram patch semantics? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | |||||||||
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