Re: Rethinking sigcontext's xfeatures slightly for PKRU's benefit?

From: Ingo Molnar
Date: Tue Jan 12 2016 - 08:38:31 EST



* Borislav Petkov <bp@xxxxxxxxx> wrote:

> On Fri, Dec 18, 2015 at 12:59:14AM -0800, Christoph Hellwig wrote:
> > Stupid question, but what the heck is PKRU? A grep of the kernel tree
> > shows no results, and a web search returns mostly Thai language results.
>
> That should explain it:
>
> https://lkml.kernel.org/r/20151214190542.39C4886D@xxxxxxxxxxxxxxxxxx

There's also an LWN article from last year, as background:

https://lwn.net/Articles/643797/

Thanks,

Ingo