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Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip sup
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support |
Date: |
Mon, 12 Dec 2011 17:51:47 +0100 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2011-12-12 17:37, Marcelo Tosatti wrote:
> On Thu, Dec 08, 2011 at 12:52:19PM +0100, Jan Kiszka wrote:
>> Changes in v4:
>> - rebased of current uq/master
>> - fixed stupid bugs that broke bisectability and user space irqchip mode
>> - integrated NMI-over-LINT1 injection logic
>>
>> CC: Lai Jiangshan <address@hidden>
>>
>> Jan Kiszka (15):
>> msi: Generalize msix_supported to msi_supported
>> kvm: Move kvmclock into hw/kvm folder
>> apic: Stop timer on reset
>> apic: Inject external NMI events via LINT1
>> apic: Introduce backend/frontend infrastructure for KVM reuse
>> apic: Open-code timer save/restore
>> i8259: Introduce backend/frontend infrastructure for KVM reuse
>> ioapic: Introduce backend/frontend infrastructure for KVM reuse
>> memory: Introduce memory_region_init_reservation
>> kvm: Introduce core services for in-kernel irqchip support
>> kvm: x86: Establish IRQ0 override control
>> kvm: x86: Add user space part for in-kernel APIC
>> kvm: x86: Add user space part for in-kernel i8259
>> kvm: x86: Add user space part for in-kernel IOAPIC
>> kvm: Arm in-kernel irqchip support
>
> Looks good to me.
>
> Any thoughts on the qemu-kvm merge plan? Sounds painful.
Pain will be where the existing qemu-kvm extensions collide with these
refactored upstream devices (backend/frontend split specifically).
That's where we have to merge very carefully. Haven't tried this yet,
will give it a spin tomorrow or so.
>From that point on, disabling the new stuff for now and at some point
switching over from the old one should be simple again.
BTW, PIT+HPET+speaker will cause similar issues for the same reasons.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
- Re: [Qemu-devel] [PATCH v4 12/15] kvm: x86: Add user space part for in-kernel APIC, (continued)
- Re: [Qemu-devel] [PATCH v4 12/15] kvm: x86: Add user space part for in-kernel APIC, Jan Kiszka, 2011/12/09
- Re: [Qemu-devel] [PATCH v4 12/15] kvm: x86: Add user space part for in-kernel APIC, Jan Kiszka, 2011/12/09
- Re: [Qemu-devel] [PATCH v4 12/15] kvm: x86: Add user space part for in-kernel APIC, Blue Swirl, 2011/12/10
- Re: [Qemu-devel] [PATCH v4 12/15] kvm: x86: Add user space part for in-kernel APIC, Jan Kiszka, 2011/12/10
- Re: [Qemu-devel] [PATCH v4 12/15] kvm: x86: Add user space part for in-kernel APIC, Blue Swirl, 2011/12/10
[Qemu-devel] [PATCH v4 02/15] kvm: Move kvmclock into hw/kvm folder, Jan Kiszka, 2011/12/08
[Qemu-devel] [PATCH v4 04/15] apic: Inject external NMI events via LINT1, Jan Kiszka, 2011/12/08
Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support, Blue Swirl, 2011/12/08
Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support, Marcelo Tosatti, 2011/12/12
- Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support,
Jan Kiszka <=
Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support, Jan Kiszka, 2011/12/15
Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support, Avi Kivity, 2011/12/15
Re: [Qemu-devel] [PATCH v4 00/15] uq/master: Introduce basic irqchip support, Jan Kiszka, 2011/12/15