On Tue, 3 Apr 2012, Wei Liu (Intern) wrote:
On Thu, 2012-03-01 at 15:56 +, Paolo Bonzini wrote:
Il 01/03/2012 15:50, Stefano Stabellini ha scritto:
That is a good point actually: we already have lapic emulation in
Xen,
it makes sense to have apic-msi in Xen too.
We
On 2012-04-03 18:44, Wei Liu wrote:
On Thu, 2012-03-01 at 15:56 +, Paolo Bonzini wrote:
Il 01/03/2012 15:50, Stefano Stabellini ha scritto:
That is a good point actually: we already have lapic emulation in Xen,
it makes sense to have apic-msi in Xen too.
We would still need the changes to
On Thu, 2012-03-01 at 15:56 +, Paolo Bonzini wrote:
Il 01/03/2012 15:50, Stefano Stabellini ha scritto:
That is a good point actually: we already have lapic emulation in Xen,
it makes sense to have apic-msi in Xen too.
We would still need the changes to msi_notify and msix_notify
On Wed, 2012-02-29 at 17:47 +, Jan Kiszka wrote:
On 2012-02-29 18:21, Wei Liu wrote:
Hi all
This patch adds MSI / MSIX injection for Xen HVM guest. This is not new,
six months ago we had a discussion in
http://marc.info/?l=qemu-develm=130639451725966w=2
There are some coding
On 2012-03-01 11:20, Wei Liu wrote:
However, you know that you miss those (uncommon) messages that are
injected via DMA? They end up directly in apic_deliver_msi (where KVM
will once pick them up as well).
Thanks for pointing this out. However I cannot find apic_deliver_msi in
qemu-kvm or
On Thu, 2012-03-01 at 11:22 +, Jan Kiszka wrote:
On 2012-03-01 11:20, Wei Liu wrote:
However, you know that you miss those (uncommon) messages that are
injected via DMA? They end up directly in apic_deliver_msi (where KVM
will once pick them up as well).
Thanks for pointing this
Il 01/03/2012 12:51, Wei Liu ha scritto:
On Thu, 2012-03-01 at 11:22 +, Jan Kiszka wrote:
On 2012-03-01 11:20, Wei Liu wrote:
However, you know that you miss those (uncommon) messages that are
injected via DMA? They end up directly in apic_deliver_msi (where KVM
will once pick them up as
On Thu, 1 Mar 2012, Paolo Bonzini wrote:
Il 01/03/2012 12:51, Wei Liu ha scritto:
On Thu, 2012-03-01 at 11:22 +, Jan Kiszka wrote:
On 2012-03-01 11:20, Wei Liu wrote:
However, you know that you miss those (uncommon) messages that are
injected via DMA? They end up directly in
Il 01/03/2012 15:06, Stefano Stabellini ha scritto:
This is not a NACK, but I can't help asking. Perhaps the fake Xen
interrupt controller is a bit too simplistic? You can add a memory
region corresponding to the APICs and trap writes in that region.
Writes coming from QEMU are MSIs and
On Thu, 1 Mar 2012, Paolo Bonzini wrote:
Il 01/03/2012 15:06, Stefano Stabellini ha scritto:
This is not a NACK, but I can't help asking. Perhaps the fake Xen
interrupt controller is a bit too simplistic? You can add a memory
region corresponding to the APICs and trap writes in that
Il 01/03/2012 15:50, Stefano Stabellini ha scritto:
That is a good point actually: we already have lapic emulation in Xen,
it makes sense to have apic-msi in Xen too.
We would still need the changes to msi_notify and msix_notify though.
Why? The stores would just go to the Xen
On Thu, 1 Mar 2012, Paolo Bonzini wrote:
Il 01/03/2012 15:50, Stefano Stabellini ha scritto:
That is a good point actually: we already have lapic emulation in Xen,
it makes sense to have apic-msi in Xen too.
We would still need the changes to msi_notify and msix_notify though.
Hi all
This patch adds MSI / MSIX injection for Xen HVM guest. This is not new,
six months ago we had a discussion in
http://marc.info/?l=qemu-develm=130639451725966w=2
Wei.
---8-
MSI / MSIX injection for Xen.
This is supposed to be used in conjunction with Xen's
hypercall interface
On 2012-02-29 18:21, Wei Liu wrote:
Hi all
This patch adds MSI / MSIX injection for Xen HVM guest. This is not new,
six months ago we had a discussion in
http://marc.info/?l=qemu-develm=130639451725966w=2
There are some coding style issues, please use checkpatch.pl.
Back then I voted
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