Re: Linux patch disabling AVX when eagerfpu is turned off - possibly not required

From: Dave Hansen
Date: Thu Jan 21 2016 - 15:08:47 EST


On 01/21/2016 02:33 AM, Leonid Shatz wrote:
> In view of above findings we would like to suggest to double check if
> disabling AVX together with "eagerfpu off" is actually required and is a
> real necessity. It would be helpful to consult with Intel engineers
> regarding related design details.

Hi Leonid,

Thanks for the report!

Are you aware of any actual eagerfpu=off use in practice, or is this
mostly a theoretical concern?