Messages in this thread |  | | Date | Sat, 22 Mar 2008 14:21:05 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCH] x86_64: early memtest to find bad ram |
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On Sat, Mar 22, 2008 at 1:48 PM, Arjan van de Ven <arjan@infradead.org> wrote: > On Thu, 20 Mar 2008 23:58:33 -0700 > > 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. > > be careful, there's some special memory that e820 right now says is not reserved, > but still has bios data (the first 4Kb of memory come to mind) only test ranges that have E820_RAM and exclude range that is early_reserved... so it is safe.
YH
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