All of lore.kernel.org
 help / color / mirror / Atom feed
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: speck@linutronix.de
Subject: [MODERATED] Re: [patch 07/15] SSB updates V17 7
Date: Wed, 16 May 2018 21:29:53 -0400	[thread overview]
Message-ID: <20180517012953.GF10272@char.us.oracle.com> (raw)
In-Reply-To: <20180516135209.895185914@linutronix.de>

On Wed, May 16, 2018 at 03:51:39PM +0200, speck for Thomas Gleixner wrote:
> Subject: [patch 07/15] x86/bugs, KVM: Extend speculation control for VIRT_SPEC_CTRL
> From: Thomas Gleixner <tglx@linutronix.de>
> 
> AMD is proposing a VIRT_SPEC_CTRL MSR to handle the Speculative Store
> Bypass Disable via MSR_AMD64_LS_CFG so that guests do not have to care
> about the bit position of the SSBD bit and thus facilitate migration.
> Also, the sibling coordination on Family 17H CPUs can only be done on
> the host.
> 
> Extend x86_spec_ctrl_set_guest() and x86_spec_ctrl_restore_host() with an
> extra argument for the VIRT_SPEC_CTRL MSR.
> 
> Hand in 0 from VMX and in SVM add a new virt_spec_ctrl member to the CPU
> data structure which is going to be used in later patches for the actual
> implementation.
> 
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
  Reviewed-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

Thank you!

  reply	other threads:[~2018-05-17  1:30 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-16 13:51 [patch 00/15] SSB updates V17 0 Thomas Gleixner
2018-05-16 13:51 ` [patch 01/15] SSB updates V17 1 Thomas Gleixner
2018-05-16 13:51 ` [patch 02/15] SSB updates V17 2 Thomas Gleixner
2018-05-16 14:29   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 03/15] SSB updates V17 3 Thomas Gleixner
2018-05-17  1:06   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 04/15] SSB updates V17 4 Thomas Gleixner
2018-05-17  1:14   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 05/15] SSB updates V17 5 Thomas Gleixner
2018-05-17  1:14   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 06/15] SSB updates V17 6 Thomas Gleixner
2018-05-17  1:28   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 07/15] SSB updates V17 7 Thomas Gleixner
2018-05-17  1:29   ` Konrad Rzeszutek Wilk [this message]
2018-05-16 13:51 ` [patch 08/15] SSB updates V17 8 Thomas Gleixner
2018-05-16 21:13   ` [MODERATED] " Tom Lendacky
2018-05-17  2:56     ` Konrad Rzeszutek Wilk
2018-05-17 16:13       ` Tom Lendacky
2018-05-17 16:17         ` Paolo Bonzini
2018-05-17 16:23           ` Konrad Rzeszutek Wilk
2018-05-17 21:25           ` Tom Lendacky
2018-05-17 16:18         ` Tom Lendacky
2018-05-16 13:51 ` [patch 09/15] SSB updates V17 9 Thomas Gleixner
2018-05-17  1:40   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 10/15] SSB updates V17 10 Thomas Gleixner
2018-05-17  1:43   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 11/15] SSB updates V17 11 Thomas Gleixner
2018-05-17  1:45   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-16 13:51 ` [patch 12/15] SSB updates V17 12 Thomas Gleixner
2018-05-16 13:51 ` [patch 13/15] SSB updates V17 13 Thomas Gleixner
2018-05-17  2:08   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-17  8:45     ` Thomas Gleixner
2018-05-16 13:51 ` [patch 14/15] SSB updates V17 14 Thomas Gleixner
2018-05-16 16:34   ` [MODERATED] " Tom Lendacky
2018-05-16 21:26     ` Thomas Gleixner
2018-05-16 13:51 ` [patch 15/15] SSB updates V17 15 Thomas Gleixner
2018-05-17  2:18   ` [MODERATED] " Konrad Rzeszutek Wilk
2018-05-17 12:42     ` Paolo Bonzini
2018-05-17 15:09       ` Thomas Gleixner
2018-05-16 14:09 ` [patch 00/15] SSB updates V17 0 Thomas Gleixner

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20180517012953.GF10272@char.us.oracle.com \
    --to=konrad.wilk@oracle.com \
    --cc=speck@linutronix.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.