From: Peter Xu <peterx@redhat.com>
To: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: qemu-devel@nongnu.org, Paolo Bonzini <pbonzini@redhat.com>,
"Lan, Tianyu" <tianyu.lan@intel.com>,
Igor Mammedov <imammedo@redhat.com>,
Jan Kiszka <jan.kiszka@web.de>,
Eduardo Habkost <ehabkost@redhat.com>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [RFC 0/4] APIC, IOMMU, KVM: add x2APIC interface
Date: Mon, 9 May 2016 13:36:29 +0800 [thread overview]
Message-ID: <20160509053629.GA25124@pxdev.xzpeter.org> (raw)
In-Reply-To: <1462568028-31037-1-git-send-email-rkrcmar@redhat.com>
On Fri, May 06, 2016 at 10:53:44PM +0200, Radim Krčmář wrote:
> This series bases on Peter's IR v6 and depends on patches that were just
> posted to kvm-list, "[RFC 0/9] KVM: x86: break the xAPIC barrier".
>
> The kernel interface could use your comments, but internal QEMU one is
> in dire need of them. Please see [1/4].
>
> I have tested the series and seems to work as well as it can.
> Peter's IR v6 didn't boot on my setup, so I reverted to the latest
> version I know was working, v4, and rebased paches for testing.
Radim,
Would you please provide your test setup? So that I can try to
reproduce it on my machine and debug it.
> The setup from Igor's latest x2APIC QEMU patches creates two VCPUs,
> first has id 0 and second has 280. Edge IO-APIC and MSI interrupts
> were being delivered to both of them, but level didn't work -- only
> one interrupt was ever delivered, I blame EOI.
Not sure whether this is related to the v5 fix on kernel EOI hack
(the two patches that you have reviewed)? That two patches should
solve the level-triggered interrupt issue that I have encountered,
like e1000 cards.
-- peterx
next prev parent reply other threads:[~2016-05-09 5:36 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-06 20:53 [Qemu-devel] [RFC 0/4] APIC, IOMMU, KVM: add x2APIC interface Radim Krčmář
2016-05-06 20:53 ` [Qemu-devel] [PATCH 1/4] apic: add deliver_msi to APICCommonClass Radim Krčmář
2016-05-07 13:50 ` Jan Kiszka
2016-05-13 17:17 ` Eduardo Habkost
2016-05-06 20:53 ` [Qemu-devel] [PATCH 2/4] intel_iommu: use deliver_msi APIC callback Radim Krčmář
2016-05-13 17:33 ` Eduardo Habkost
2016-05-17 13:09 ` Paolo Bonzini
2016-05-17 13:53 ` Eduardo Habkost
2016-05-17 16:43 ` Paolo Bonzini
2016-05-06 20:53 ` [Qemu-devel] [PATCH 3/4] linux_headers: add MSI_X2APIC Radim Krčmář
2016-05-09 7:20 ` Peter Xu
2016-05-06 20:53 ` [Qemu-devel] [PATCH 4/4] kvm: support MSI_X2APIC capability Radim Krčmář
2016-05-07 14:03 ` Jan Kiszka
2016-05-09 15:08 ` Radim Krčmář
2016-05-17 13:13 ` Paolo Bonzini
2016-05-09 5:36 ` Peter Xu [this message]
2016-05-09 14:35 ` [Qemu-devel] [RFC 0/4] APIC, IOMMU, KVM: add x2APIC interface Radim Krčmář
2016-05-10 8:07 ` Peter Xu
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