From: Thomas Gleixner <tglx@linutronix.de>
To: speck@linutronix.de
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [GIT "pull"] The final SSB bundle
Date: Mon, 21 May 2018 16:27:11 +0200 (CEST) [thread overview]
Message-ID: <alpine.DEB.2.21.1805211625060.1599@nanos.tec.linutronix.de> (raw)
In-Reply-To: <alpine.DEB.2.21.1805211542220.1599@nanos.tec.linutronix.de>
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On Mon, 21 May 2018, speck for Thomas Gleixner wrote:
> Linus,
>
> please "pull" the attached speck-v20 bundle:
This time with attachement ...
>
> - Rework of the SPEC_CTRL MSR management to accomodate the new fancy SSBD
> (Speculative Store Bypass Disable) bit handling.
>
> - The CPU bug and sysfs infrastructure for the exciting new Speculative
> Store Bypass 'feature'.
>
> - Support for disabling SSB via LS_CFG MSR on AMD CPUs including
> Hyperthread synchronization on ZEN.
>
> - PRCTL support for dynamic runtime control of SSB
>
> - SECCOMP integration to automatically disable SSB for sandboxed processes
> with a filter flag for opt-out.
>
> - KVM integration to allow guests fiddling with SSBD including the new
> software MSR VIRT_SPEC_CTRL to handle the LS_CFG based oddities on AMD.
>
> - BPF protection against SSB.
>
> Thanks,
>
> tglx
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prev parent reply other threads:[~2018-05-21 14:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-21 14:20 [GIT "pull"] The final SSB bundle Thomas Gleixner
2018-05-21 14:27 ` Thomas Gleixner [this message]
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