Re: [PATCH] Use WARN_ON_ONCE for missing X86_FEATURE_NRIPS

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Subject: Re: [PATCH] Use WARN_ON_ONCE for missing X86_FEATURE_NRIPS
From: Dirk Müller <dmueller@xxxxxxxx>
Date: Fri, 2 Oct 2015 08:43:08 +0200
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, Bandan Das <bsd@xxxxxxxxxx>
In-reply-to: <jpgbncixlts.fsf@linux.bootlegged.copy>
References: <560D1C6E.2060803@suse.com> <560D278F.10801@redhat.com> <jpgbncixlts.fsf@linux.bootlegged.copy>

> I added the warning so that we catch if the next_rip field is being written
> to (even if the feature isn't supported) by a buggy L1 hypervisor.

Interesting, so how about this patch?

Attachment: 0001-KVM-nSVM-Check-for-NRIP-support-before-accepting-con.patch
Description: Binary data



Thanks,
Dirk

Follow-Ups:
- Re: [PATCH] Use WARN_ON_ONCE for missing X86_FEATURE_NRIPS
  - From: Bandan Das

References:
- [PATCH] Use WARN_ON_ONCE for missing X86_FEATURE_NRIPS
  - From: Dirk Müller
- Re: [PATCH] Use WARN_ON_ONCE for missing X86_FEATURE_NRIPS
  - From: Paolo Bonzini
- Re: [PATCH] Use WARN_ON_ONCE for missing X86_FEATURE_NRIPS
  - From: Bandan Das

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