Re: [PATCH] x86_64: early memtest to find bad ram
From: H. Peter Anvin
Date: Sat Mar 22 2008 - 17:05:39 EST
Arjan van de Ven wrote:
On Thu, 20 Mar 2008 23:58:33 -0700
Yinghai Lu <yhlu.kernel.send@xxxxxxxxx> 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...
-hpa
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