Re: [PATCH] task_struct colouring ...

From: H. Peter Anvin (hpa@zytor.com)
Date: Fri Nov 30 2001 - 18:37:48 EST


Followup to: <E169wL1-00052x-00@the-village.bc.nu>
By author: Alan Cox <alan@lxorguk.ukuu.org.uk>
In newsgroup: linux.dev.kernel
>
> > Looking at both the Manfred and Fujitsu patches I propose this new version
> > for task struct colouring.
> > The patch from Manfred is too architecture dependent ( cr2 ) and storing
> > extra stuff in CPU registers is not IMHO a good idea.
>
> Well the whole "current" handling is entirely architecture dependant anyway.
> On most saner platforms current is a global register variable (the wonders
> of gcc) and the whole problem simply isnt there
>

Using %cr2 was pretty broken, but I liked the patch using %tr.

        -hpa

-- 
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"Unix gives you enough rope to shoot yourself in the foot."
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