Re: The stability crisis

Alan Cox (alan@lxorguk.ukuu.org.uk)
Fri, 2 Jul 1999 17:16:36 +0100 (BST)


> how hard can it be to provide a small area of memory that is
> hardware-protected from the kernel to allow safe interactive debugging or

Thats the complex approach. Write a return to realmode handler,use the BIOS
to write out the blocks and put an MD5 checksum around the dumping agent
and its copy of every piece of data it needs.

I'll take MD5 over MMU's that often dont support 'cant write' in kernel mode

> oops processing? how does the RTLinux kernel protect itself from the
> standard Linux kernel?

It doesnt

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