From: Joerg Roedel <joro@8bytes.org>
To: Eric Auger <eric.auger@linaro.org>
Cc: Alex Williamson <alex.williamson@redhat.com>,
Avi Kivity <avi.kivity@gmail.com>, "Wu, Feng" <feng.wu@intel.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"mtosatti@redhat.com" <mtosatti@redhat.com>
Subject: Re: [v4 08/16] KVM: kvm-vfio: User API for IRQ forwarding
Date: Wed, 24 Jun 2015 17:50:05 +0200 [thread overview]
Message-ID: <20150624155005.GC18569@8bytes.org> (raw)
In-Reply-To: <557EFA7F.9010209@linaro.org>
On Mon, Jun 15, 2015 at 06:17:03PM +0200, Eric Auger wrote:
> I guess this discussion also is relevant wrt "[RFC v6 00/16] KVM-VFIO
> IRQ forward control" series? Or is that "central registry maintained by
> a posted interrupts manager" something more specific to x86?
>From what I understood so far, the feature you implemented for ARM is a
bit different from the ones that get introduced to x86.
Can you please share some details on how the ARM version works? I am
interested in how the GICv2 is configured for IRQ forwarding. The
question is whether the forwarding information needs to be updated from
KVM and what information about the IRQ KVM needs for this.
Joerg
next prev parent reply other threads:[~2015-06-24 15:50 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-11 10:51 [v4 00/16] Add VT-d Posted-Interrupts support Feng Wu
2015-06-11 10:51 ` [v4 01/16] KVM: Extend struct pi_desc for VT-d Posted-Interrupts Feng Wu
2015-06-23 15:49 ` Paolo Bonzini
2015-06-24 5:42 ` Wu, Feng
2015-06-24 8:46 ` Paolo Bonzini
2015-06-11 10:51 ` [v4 02/16] KVM: Add some helper functions for Posted-Interrupts Feng Wu
2015-06-11 10:51 ` [v4 03/16] KVM: Define a new interface kvm_intr_is_single_vcpu() Feng Wu
2015-06-11 10:51 ` [v4 04/16] KVM: Get Posted-Interrupts descriptor address from struct kvm_vcpu Feng Wu
2015-06-11 10:51 ` [v4 05/16] KVM: Add interfaces to control PI outside vmx Feng Wu
2015-06-11 10:51 ` [v4 06/16] KVM: Make struct kvm_irq_routing_table accessible Feng Wu
2015-06-11 10:51 ` [v4 07/16] KVM: make kvm_set_msi_irq() public Feng Wu
2015-06-11 10:51 ` [v4 08/16] KVM: kvm-vfio: User API for IRQ forwarding Feng Wu
2015-06-11 13:37 ` Eric Auger
2015-06-12 0:20 ` Wu, Feng
2015-06-11 19:59 ` Avi Kivity
2015-06-12 0:23 ` Wu, Feng
2015-06-12 15:41 ` Alex Williamson
2015-06-12 18:48 ` Avi Kivity
2015-06-12 19:03 ` Alex Williamson
2015-06-15 6:42 ` Wu, Feng
2015-06-15 6:42 ` Wu, Feng
2015-06-15 16:17 ` Eric Auger
2015-06-15 16:45 ` Alex Williamson
2015-06-18 9:16 ` Wu, Feng
2015-06-18 9:16 ` Wu, Feng
2015-06-18 20:04 ` Alex Williamson
2015-06-24 15:46 ` Joerg Roedel
2015-06-25 1:54 ` Wu, Feng
2015-06-25 9:37 ` Wu, Feng
2015-06-25 15:11 ` Alex Williamson
2015-06-29 9:06 ` Joerg Roedel
2015-06-29 9:14 ` Wu, Feng
2015-06-29 9:22 ` Joerg Roedel
2015-06-29 13:01 ` Wu, Feng
2015-06-29 13:27 ` Wu, Feng
2015-06-29 13:27 ` Wu, Feng
2015-06-29 15:18 ` Alex Williamson
2015-06-24 15:50 ` Joerg Roedel [this message]
2015-06-24 16:25 ` Eric Auger
2015-06-24 19:49 ` Alex Williamson
2015-06-25 1:57 ` Wu, Feng
2015-06-25 1:57 ` Wu, Feng
2015-06-11 10:51 ` [v4 09/16] VFIO: external user API for interaction Feng Wu
2015-06-11 10:51 ` [v4 10/16] KVM: kvm-vfio: wrappers to VFIO external API device helpers Feng Wu
2015-06-11 10:51 ` [v4 11/16] KVM: kvm-vfio: User API for VT-d Posted-Interrupts Feng Wu
2015-06-11 10:51 ` [v4 12/16] KVM: kvm-vfio: implement the VFIO skeleton " Feng Wu
2015-06-11 17:15 ` Alex Williamson
2015-06-12 4:54 ` Wu, Feng
2015-06-12 4:54 ` Wu, Feng
2015-06-12 14:51 ` Alex Williamson
2015-06-23 16:00 ` Paolo Bonzini
2015-06-11 10:51 ` [v4 13/16] KVM: x86: kvm-vfio: VT-d posted-interrupts setup Feng Wu
2015-06-11 17:16 ` Alex Williamson
2015-06-12 4:58 ` Wu, Feng
2015-06-12 4:58 ` Wu, Feng
2015-06-11 10:51 ` [v4 14/16] KVM: Update Posted-Interrupts Descriptor when vCPU is preempted Feng Wu
2015-06-11 10:51 ` [v4 15/16] KVM: Update Posted-Interrupts Descriptor when vCPU is blocked Feng Wu
2015-06-23 16:05 ` Paolo Bonzini
2015-06-11 10:51 ` [v4 16/16] KVM: Warn if 'SN' is set during posting interrupts by software Feng Wu
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