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From: "Radim Krčmář" <rkrcmar@redhat.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	David Hildenbrand <david@redhat.com>
Subject: Re: [PATCH RFC 1/2] KVM: x86: generalize guest_cpuid_has_ helpers
Date: Fri, 4 Aug 2017 22:48:27 +0200	[thread overview]
Message-ID: <20170804204827.GB2119@potion> (raw)
In-Reply-To: <3924d878-c8f1-06f7-1051-19864708211e@redhat.com>

2017-08-04 17:40+0200, Paolo Bonzini:
> Wow, I didn't expect the compiler to be able to inline all of this and
> even do BUILD_BUG_ON()s on array lookups.  Maybe change inline to
> __always_inline just to be safe?
> 
> If anybody complains we can make it just a BUG.

Good point, i386 wanted to have non-inlined guest_cpuid_get_register(),
but I hope that __always_inline is going to be enough for all.

Thanks.

  reply	other threads:[~2017-08-04 20:48 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-02 20:41 [PATCH RFC 0/2] KVM: x86: generalize guest cpuid helpers Radim Krčmář
2017-08-02 20:41 ` [PATCH RFC 1/2] KVM: x86: generalize guest_cpuid_has_ helpers Radim Krčmář
2017-08-04 15:20   ` David Hildenbrand
2017-08-04 20:44     ` Radim Krčmář
2017-08-04 15:40   ` Paolo Bonzini
2017-08-04 20:48     ` Radim Krčmář [this message]
2017-08-02 20:41 ` [PATCH RFC 2/2] KVM: x86: use general helpers for some cpuid manipulation Radim Krčmář
2017-08-03 11:53 ` [PATCH RFC 0/2] KVM: x86: generalize guest cpuid helpers David Hildenbrand

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