Messages in this thread |  | | Date | Sat, 22 Mar 2008 14:21:45 -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 2:01 PM, H. Peter Anvin <hpa@zytor.com> wrote: > Arjan van de Ven 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) > > > > Is that true even after Yinghai's changes? I have lost track of all the > patches...
find_e820_area_size should be safe.
YH
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