kernel FPU context save

Fabien Thomas fabien.thomas at netasq.com
Wed May 12 21:46:02 UTC 2010


>> 	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.

Great !
Tell me if you need testing.

Fabien


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