Re: what's an OOPS

Szakacsits Szabolcs (szaka@sienet.hu)
Sat, 8 Mar 2003 17:01:34 +0100 (MET)


On Sat, 8 Mar 2003, John Bradford wrote:

> The number of the oops, (I.E. whether it was the first, second, third,
> etc, starting with 0000).

Urban myth (at least on i386). The "Oops:" part can be decoded on i386 as,

* bit 0 == 0 means no page found, 1 means protection fault
* bit 1 == 0 means read, 1 means write
* bit 2 == 0 means kernel, 1 means user-mode

Szaka

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