From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Christoffer Dall <cdall@linaro.org>,
Andrew Jones <drjones@redhat.com>,
Marc Zyngier <marc.zyngier@arm.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
James Hogan <james.hogan@imgtec.com>,
Paul Mackerras <paulus@ozlabs.org>
Subject: Re: [PATCH v2 7/9] KVM: improve arch vcpu request defining
Date: Thu, 27 Apr 2017 14:11:02 +0200 [thread overview]
Message-ID: <20170427141102.11b4f600.cornelia.huck@de.ibm.com> (raw)
In-Reply-To: <20170426203227.12321-8-rkrcmar@redhat.com>
On Wed, 26 Apr 2017 22:32:25 +0200
Radim Krčmář <rkrcmar@redhat.com> wrote:
> From: Andrew Jones <drjones@redhat.com>
>
> Marc Zyngier suggested that we define the arch specific VCPU request
> base, rather than requiring each arch to remember to start from 8.
> That suggestion, along with Radim Krčmář's recent VCPU request flag
> addition, snowballed into defining something of an arch VCPU request
> defining API.
>
> No functional change.
>
> (Looks like x86 is running out of arch VCPU request bits. Maybe
> someday we'll need to extend to 64.)
>
> Signed-off-by: Andrew Jones <drjones@redhat.com>
> ---
> arch/arm/include/asm/kvm_host.h | 2 +-
> arch/arm64/include/asm/kvm_host.h | 2 +-
> arch/powerpc/include/asm/kvm_host.h | 4 ++--
> arch/s390/include/asm/kvm_host.h | 6 ++---
> arch/x86/include/asm/kvm_host.h | 44 ++++++++++++++++++-------------------
> include/linux/kvm_host.h | 8 +++++++
> 6 files changed, 37 insertions(+), 29 deletions(-)
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
next prev parent reply other threads:[~2017-04-27 12:11 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-26 20:32 [PATCH v2 0/9] KVM: towards maintainable kvm_make_all_cpus_request() Radim Krčmář
2017-04-26 20:32 ` [PATCH v2 1/9] KVM: add kvm_{test,clear}_request to replace {test,clear}_bit Radim Krčmář
2017-04-27 11:33 ` Andrew Jones
2017-04-27 11:38 ` Cornelia Huck
2017-04-26 20:32 ` [PATCH v2 2/9] KVM: x86: always use kvm_make_request instead of set_bit Radim Krčmář
2017-04-27 11:33 ` Andrew Jones
2017-04-26 20:32 ` [PATCH v2 3/9] KVM: remove #ifndef CONFIG_S390 around kvm_vcpu_wake_up Radim Krčmář
2017-04-27 11:45 ` Cornelia Huck
2017-05-03 16:05 ` Radim Krčmář
2017-05-03 16:16 ` [PATCH v3] " Radim Krčmář
2017-05-03 17:04 ` Cornelia Huck
2017-04-26 20:32 ` [PATCH v2 4/9] KVM: mark requests that do not need a wakeup Radim Krčmář
2017-04-27 11:35 ` Andrew Jones
2017-04-27 12:00 ` Cornelia Huck
2017-04-26 20:32 ` [PATCH v2 5/9] KVM: perform a wake_up in kvm_make_all_cpus_request Radim Krčmář
2017-04-27 11:36 ` Andrew Jones
2017-04-27 12:06 ` Cornelia Huck
2017-04-27 12:15 ` Paolo Bonzini
2017-04-26 20:32 ` [PATCH v2 6/9] KVM: add explicit barrier to kvm_vcpu_kick Radim Krčmář
2017-04-26 20:32 ` [PATCH v2 7/9] KVM: improve arch vcpu request defining Radim Krčmář
2017-04-27 12:11 ` Cornelia Huck [this message]
2017-04-26 20:32 ` [PATCH v2 8/9] KVM: return if kvm_vcpu_wake_up() did wake up the VCPU Radim Krčmář
2017-04-27 11:41 ` Andrew Jones
2017-04-26 20:32 ` [PATCH v2 9/9] KVM: mark requests that need synchronization Radim Krčmář
2017-04-27 11:55 ` Andrew Jones
2017-04-27 12:36 ` Paolo Bonzini
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