Re: [PATCH v4 07/10] x86/xsaves: Fix PTRACE frames for XSAVES

From	Dave Hansen <dave.hansen@linux.intel.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v4 07/10] x86/xsaves: Fix PTRACE frames for XSAVES
Date	2016-04-29 22:50 +0200
Message-ID	<rtnwm-3Q2-11@gated-at.bofh.it> (permalink)
References	<r92ut-2hO-1@gated-at.bofh.it> <r92uu-2hO-17@gated-at.bofh.it> <rtn3k-3Ce-9@gated-at.bofh.it> <rtnmG-3LT-15@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

On 04/29/2016 01:38 PM, Borislav Petkov wrote:
> On Fri, Apr 29, 2016 at 01:16:59PM -0700, Dave Hansen wrote:
>> > We probably want a software X86_FEATURE_OS_XSAVES or something.
> ... or a simple variable.

I think we do some instruction patching based on it, so I was just
suggesting the software X86_FEATURE because it would plug in to the
existing scheme easier.

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

Re: [PATCH v4 07/10] x86/xsaves: Fix PTRACE frames for XSAVES Dave Hansen <dave.hansen@linux.intel.com> - 2016-04-29 22:20 +0200
  Re: [PATCH v4 07/10] x86/xsaves: Fix PTRACE frames for XSAVES Borislav Petkov <bp@suse.de> - 2016-04-29 22:40 +0200
    Re: [PATCH v4 07/10] x86/xsaves: Fix PTRACE frames for XSAVES Borislav Petkov <bp@suse.de> - 2016-04-29 22:50 +0200
    Re: [PATCH v4 07/10] x86/xsaves: Fix PTRACE frames for XSAVES Dave Hansen <dave.hansen@linux.intel.com> - 2016-04-29 22:50 +0200

csiph-web