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From: Greg KH <gregkh@linuxfoundation.org>
To: speck@linutronix.de
Subject: [MODERATED] Re: [patch V5 07/14] MDS basics 7
Date: Wed, 27 Feb 2019 18:07:45 +0100	[thread overview]
Message-ID: <20190227170745.GA32337@kroah.com> (raw)
In-Reply-To: <20190227152037.639184760@linutronix.de>

On Wed, Feb 27, 2019 at 04:09:46PM +0100, speck for Thomas Gleixner wrote:
> Subject: [patch V5 07/14] x86/speculation/mds: Clear CPU buffers on exit to user
> From: Thomas Gleixner <tglx@linutronix.de>
> 
> Add a static key which controls the invocation of the CPU buffer clear
> mechanism on exit to user space and add the call into
> prepare_exit_to_usermode() and do_nmi() right before actually returning.
> 
> Add documentation which kernel to user space transition this covers and
> explain why some corner cases are not mitigated.
> 
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

  reply	other threads:[~2019-02-27 17:07 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-27 15:09 [patch V5 00/14] MDS basics 0 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 01/14] MDS basics 1 Thomas Gleixner
2019-02-28 13:08   ` Thomas Gleixner
2019-02-27 15:09 ` [patch V5 02/14] MDS basics 2 Thomas Gleixner
2019-02-28 13:55   ` [MODERATED] " Josh Poimboeuf
2019-02-28 14:09     ` Thomas Gleixner
2019-02-28 20:23       ` [MODERATED] " Josh Poimboeuf
2019-03-01 16:04         ` Thomas Gleixner
2019-02-27 15:09 ` [patch V5 03/14] MDS basics 3 Thomas Gleixner
2019-02-27 16:34   ` [MODERATED] " Greg KH
2019-02-27 15:09 ` [patch V5 04/14] MDS basics 4 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 05/14] MDS basics 5 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 06/14] MDS basics 6 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 07/14] MDS basics 7 Thomas Gleixner
2019-02-27 17:07   ` Greg KH [this message]
2019-02-27 15:09 ` [patch V5 08/14] MDS basics 8 Thomas Gleixner
2019-02-28  8:11   ` [MODERATED] " Greg KH
2019-02-27 15:09 ` [patch V5 09/14] MDS basics 9 Thomas Gleixner
2019-03-01 14:04   ` [MODERATED] " Josh Poimboeuf
2019-03-01 16:03     ` Thomas Gleixner
2019-03-01 16:40       ` [MODERATED] " Josh Poimboeuf
2019-03-01 18:39         ` Josh Poimboeuf
2019-03-01 19:15           ` Thomas Gleixner
2019-03-01 22:38             ` [MODERATED] " Andrea Arcangeli
2019-03-01 22:58               ` Thomas Gleixner
2019-03-02 19:22                 ` [MODERATED] Re: [SPAM] " Dave Hansen
2019-03-02 20:39                   ` Thomas Gleixner
2019-02-27 15:09 ` [patch V5 10/14] MDS basics 10 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 11/14] MDS basics 11 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 12/14] MDS basics 12 Thomas Gleixner
2019-03-01 22:00   ` [MODERATED] " mark gross
2019-02-27 15:09 ` [patch V5 13/14] MDS basics 13 Thomas Gleixner
2019-03-01 22:04   ` [MODERATED] " mark gross
2019-02-27 15:09 ` [patch V5 14/14] MDS basics 14 Thomas Gleixner
2019-02-27 17:49   ` Thomas Gleixner
2019-02-27 16:26 ` [MODERATED] Re: [patch V5 00/14] MDS basics 0 Linus Torvalds
2019-02-27 17:51   ` Thomas Gleixner
2019-02-27 18:13     ` Thomas Gleixner
2019-02-27 19:50       ` [MODERATED] " Linus Torvalds
2019-02-27 20:05         ` Thomas Gleixner
2019-02-27 21:04 ` Thomas Gleixner
2019-02-28  1:04   ` [MODERATED] " Josh Poimboeuf
2019-02-27 23:06 ` mark gross
2019-02-28  6:58   ` Thomas Gleixner

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