From: Cornelia Huck <cohuck@redhat.com>
To: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
linux-mips@linux-mips.org, kvm-ppc@vger.kernel.org,
linux-s390@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
Paolo Bonzini <pbonzini@redhat.com>,
David Hildenbrand <david@redhat.com>,
Christoffer Dall <cdall@linaro.org>,
Marc Zyngier <marc.zyngier@arm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
James Hogan <james.hogan@imgtec.com>,
Paul Mackerras <paulus@ozlabs.org>,
Alexander Graf <agraf@suse.com>
Subject: Re: [PATCH RFC v3 1/9] KVM: s390: optimize detection of started vcpus
Date: Tue, 29 Aug 2017 13:26:35 +0200 [thread overview]
Message-ID: <20170829132635.23941a6f.cohuck@redhat.com> (raw)
In-Reply-To: <20170821203530.9266-2-rkrcmar@redhat.com>
On Mon, 21 Aug 2017 22:35:22 +0200
Radim Krčmář <rkrcmar@redhat.com> wrote:
> We can add a variable instead of scanning all online VCPUs to know how
> many are started. We can't trivially tell which VCPU is the last one,
> though.
>
> Suggested-by: Cornelia Huck <cohuck@redhat.com>
> Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
> ---
> arch/s390/include/asm/kvm_host.h | 1 +
> arch/s390/kvm/kvm-s390.c | 39 +++++++++++++++------------------------
> 2 files changed, 16 insertions(+), 24 deletions(-)
Modulo the bug noticed by Christian, I think this looks good.
next prev parent reply other threads:[~2017-08-29 11:26 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-21 20:35 [PATCH RFC v3 0/9] KVM: allow dynamic kvm->vcpus array Radim Krčmář
2017-08-21 20:35 ` [PATCH RFC v3 1/9] KVM: s390: optimize detection of started vcpus Radim Krčmář
2017-08-22 7:26 ` Christian Borntraeger
2017-08-22 11:31 ` David Hildenbrand
2017-08-29 11:23 ` Cornelia Huck
2017-08-29 12:05 ` David Hildenbrand
2017-08-29 12:42 ` Cornelia Huck
2017-08-29 11:26 ` Cornelia Huck [this message]
2017-08-21 20:35 ` [PATCH RFC v3 2/9] KVM: arm/arm64: fix vcpu self-detection in vgic_v3_dispatch_sgi() Radim Krčmář
2017-08-22 11:43 ` David Hildenbrand
2017-08-29 10:00 ` Christoffer Dall
2017-08-21 20:35 ` [PATCH RFC v3 3/9] KVM: remember position in kvm->vcpus array Radim Krčmář
2017-08-22 11:44 ` David Hildenbrand
2017-08-29 11:30 ` Cornelia Huck
2017-08-21 20:35 ` [PATCH RFC v3 4/9] KVM: arm/arm64: use locking helpers in kvm_vgic_create() Radim Krčmář
2017-08-22 11:51 ` David Hildenbrand
2017-08-29 10:00 ` Christoffer Dall
2017-08-21 20:35 ` [PATCH RFC v3 5/9] KVM: remove unused __KVM_HAVE_ARCH_VM_ALLOC Radim Krčmář
2017-08-21 20:35 ` [PATCH RFC v3 6/9] KVM: rework kvm_vcpu_on_spin loop Radim Krčmář
2017-08-22 14:06 ` David Hildenbrand
2017-08-29 15:24 ` Cornelia Huck
2017-08-21 20:35 ` [PATCH RFC v3 7/9] KVM: add kvm_free_vcpus and kvm_arch_free_vcpus Radim Krčmář
2017-08-22 14:18 ` David Hildenbrand
2017-08-29 13:00 ` Cornelia Huck
2017-08-21 20:35 ` [PATCH RFC v3 8/9] KVM: implement kvm_for_each_vcpu with a list Radim Krčmář
2017-08-29 9:58 ` Christoffer Dall
2017-08-21 20:35 ` [PATCH RFC v3 9/9] KVM: split kvm->vcpus into chunks Radim Krčmář
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