Andi Kleen wrote:
>
> On Thu, Nov 09, 2000 at 12:27:29PM +1300, david wrote:
> >
> > 2 . put the save / restore code in my code (NOT! GOOD! i do not wont to
> > do it this way it is not the right way)
>
> It is the right way because it only penalizes your code, not everybody else.
>
This is a M
On Thu, Nov 09, 2000 at 12:27:29PM +1300, david wrote:
>
> 2 . put the save / restore code in my code (NOT! GOOD! i do not wont to
> do it this way it is not the right way)
It is the right way because it only penalizes your code, not everybody else.
A
-Andi
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ule/sleep during
the time you have monkeyed with the FPU.
David Lang
On Wed, 8 Nov 2000, Reto Baettig wrote:
> Date: Wed, 08 Nov 2000 10:46:25 -0800
> From: Reto Baettig <[EMAIL PROTECTED]>
> To: david <[EMAIL PROTECTED]>
> Cc: Linux Kernel List <[EMAIL PROTECTE
When you add it to the task switcher, it takes away a lot of cpu cycles
during each task switch and slows down your system. I think this was the
main idea behind _not_ saving those registers. IMHO, it does not make
sense to generally save these registers when nobody else but your driver
uses them.
** Reply to message from david <[EMAIL PROTECTED]> on Thu, 09 Nov 2000
12:27:29 +1300
> 2 . put the save / restore code in my code (NOT! GOOD! i do not wont to
> do it this way it is not the right way)
That's how most people do it.
--
Timur Tabi - [EMAIL PROTECTED]
Interactive Silicon - htt
hi i need fast fpu in the kernel for my lexos work
so how am i going to do it on the i386
1 . can i add some save / restore code to the task swicher ( the right
way )
so when it switchs from user to kernel task its saves the fpu state
?
2 . put the save / restore code in my code (NOT! GOOD!
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