linux-kernel - Re: [PATCH 10/37] x86, pkeys: add PKRU xsave fields and data structure(s)

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Date:	Fri, 27 Nov 2015 10:23:29 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Dave Hansen <dave@...1.net>
cc:	linux-kernel@...r.kernel.org, x86@...nel.org,
	dave.hansen@...ux.intel.com
Subject: Re: [PATCH 10/37] x86, pkeys: add PKRU xsave fields and data
 structure(s)

On Mon, 16 Nov 2015, Dave Hansen wrote:
> From: Dave Hansen <dave.hansen@...ux.intel.com>
> 
> The protection keys register (PKRU) is saved and restored using
> xsave.  Define the data structure that we will use to access it
> inside the xsave buffer.
> 
> Note that we also have to widen the printk of the xsave feature
> masks since this is feature 0x200 and we only did two characters
> before.
> 
> Signed-off-by: Dave Hansen <dave.hansen@...ux.intel.com>

Reviewed-by: Thomas Gleixner <tglx@...utronix.de>
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