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

From: Ingo Molnar
Date: Wed Jan 13 2016 - 05:48:58 EST



* Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:

> On Tue, Jan 12, 2016 at 02:38:20PM +0100, Ingo Molnar 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/
>
> I had actually seen both the thread and the article before, but the
> "PKRU" subject didn't really lead to either..

Yeah, stupid vendor acronyms.

Thanks,

Ingo