Re: [patch] lazy TSS's I/O bitmap copy ...
From: Davide Libenzi
Date: Mon Aug 23 2004 - 18:02:36 EST
On Mon, 23 Aug 2004, Linus Torvalds wrote:
> On Mon, 23 Aug 2004, Davide Libenzi wrote:
> > The eventually double GPF would happen only on TSS-IObmp-lazy tasks, ie
> > tasks using the I/O bitmap.
> You could also check for the error code (at least the low 16 bits) being
> 0, I guess, just to cut down the noise.
I think, not sure though (gonna test right now), that the "Segment
Selector Index" part of the error code might be the TSS selector index,
that will enable an even more selective reissue.
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