kernel FPU context save

Kostik Belousov kostikbel at gmail.com
Wed May 12 19:03:03 UTC 2010


On Wed, May 12, 2010 at 06:41:13PM +0200, Fabien Thomas wrote:
> 	Hi all,
> 
> It seems a long standing question but i would like to known the
> current state of an API for saving / restoring FPU state in the kernel
> (like kernel_fpu_bebin/kernel_fpu_end in Linux).
>
> The goal would be to integrate AES-NI in the crypto(9) framework.
>
> Regards, Fabien
>

Current state of KPI for FPU context access in kernel is there:
http://people.freebsd.org/~kib/misc/kern_fpu.3.patch

AESNI driver is progressing, look for the news shortly.
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