From: Greg KH <gregkh@linuxfoundation.org>
To: speck@linutronix.de
Subject: [MODERATED] Re: [patch V3 7/9] MDS basics 7
Date: Fri, 22 Feb 2019 08:08:46 +0100 [thread overview]
Message-ID: <20190222070846.GA1107@kroah.com> (raw)
In-Reply-To: <20190221235535.014953939@linutronix.de>
On Fri, Feb 22, 2019 at 12:44:38AM +0100, speck for Thomas Gleixner wrote:
> Subject: [patch V3 7/9] x86/speculation/mds: Add mitigation control for MDS
> From: Thomas Gleixner <tglx@linutronix.de>
>
> Now that the mitigations are in place, add a command line parameter to
> control the mitigation, a mitigation selector function and a SMT update
> mechanism.
>
> This is the minimal straight forward initial implementation which just
> provides an always on/off mode. The command line parameter is:
>
> mds=[full|off|auto]
>
> This is consistent with the existing mitigations for other speculative
> hardware vulnerabilities.
>
> The idle invocation is dynamically updated according to the SMT state of
> the system similar to the dynamic update of the STIBP mitigation.
>
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> Reviewed-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
next prev parent reply other threads:[~2019-02-22 7:08 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-21 23:44 [patch V3 0/9] MDS basics 0 Thomas Gleixner
2019-02-21 23:44 ` [patch V3 1/9] MDS basics 1 Thomas Gleixner
2019-02-22 6:53 ` [MODERATED] " Greg KH
2019-02-22 7:30 ` Borislav Petkov
2019-02-21 23:44 ` [patch V3 2/9] MDS basics 2 Thomas Gleixner
2019-02-21 23:44 ` [patch V3 3/9] MDS basics 3 Thomas Gleixner
2019-02-21 23:44 ` [patch V3 4/9] MDS basics 4 Thomas Gleixner
2019-02-22 6:58 ` [MODERATED] " Greg KH
2019-02-22 10:44 ` Thomas Gleixner
2019-02-22 14:36 ` [MODERATED] " Greg KH
2019-02-22 22:38 ` Thomas Gleixner
2019-02-22 7:45 ` [MODERATED] Encrypted Message Jon Masters
2019-02-22 17:16 ` [MODERATED] " Linus Torvalds
2019-02-22 17:40 ` Thomas Gleixner
2019-02-22 7:50 ` [MODERATED] Re: [patch V3 4/9] MDS basics 4 Borislav Petkov
2019-02-21 23:44 ` [patch V3 5/9] MDS basics 5 Thomas Gleixner
2019-02-22 0:46 ` [MODERATED] " Andrew Cooper
2019-02-22 7:00 ` Thomas Gleixner
2019-02-22 9:20 ` [MODERATED] " Peter Zijlstra
2019-02-22 10:23 ` Thomas Gleixner
2019-02-21 23:44 ` [patch V3 6/9] MDS basics 6 Thomas Gleixner
2019-02-21 23:44 ` [patch V3 7/9] MDS basics 7 Thomas Gleixner
2019-02-22 7:08 ` Greg KH [this message]
2019-02-21 23:44 ` [patch V3 8/9] MDS basics 8 Thomas Gleixner
2019-02-22 7:14 ` [MODERATED] " Greg KH
2019-02-22 8:55 ` Borislav Petkov
2019-02-21 23:44 ` [patch V3 9/9] MDS basics 9 Thomas Gleixner
2019-02-22 7:50 ` [MODERATED] " Greg KH
2019-02-22 10:38 ` Thomas Gleixner
2019-02-22 14:44 ` [MODERATED] " Greg KH
2019-02-22 15:53 ` [MODERATED] " Borislav Petkov
2019-02-22 15:54 ` [MODERATED] " Borislav Petkov
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