Re: [BLUG] New OS

Abhishek,

Like I said, either the OS or memtest86+ needs to have a known to be
good area to start with. They won't even be able to function properly
if the memory they loaded into are bad.

Shing-Shong

> True, but what if the kernel already knows that it's a bad memory
> block. It can allocate the bad memory blocks so that they are not
> handed out to the userspace programs, thus effectively disabling them.
> That's exactly how BadRAM works. Coupled with memtest86+, this can be
> a way around defective RAM modules, albeit not in all cases. The
> supporting ideology for this is -- Why throw away a chip with a few
> faulty bits when the kernel can offer you a way around it?
>
> Patches for this are already into the mainline kernel
> http://lwn.net/Articles/274649/
>
> -- Abhishek
>
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