From: Gleb Natapov <gleb@redhat.com>
To: Jamie Lokier <jamie@shareable.org>
Cc: kevin@koconnor.net, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 10/21] Advertise pci irqs as active high in DSDT
Date: Fri, 9 Oct 2009 13:37:39 +0200 [thread overview]
Message-ID: <20091009113739.GH19692@redhat.com> (raw)
In-Reply-To: <20091009105614.GD6576@shareable.org>
On Fri, Oct 09, 2009 at 11:56:14AM +0100, Jamie Lokier wrote:
> Gleb Natapov wrote:
> > Now that kvm emulates the ioapic polarity correctly, we must describe
> > the polarity correctly in the acpi tables. Otherwise pci interrupts won't
> > be delivered correctly.
>
> In another thread recently, wasn't it mentioned that the in-kernel
> ioapic handles polarity correctly but the out-of-kernel ioapic does
> not yet?
>
Correct and that is why out-of-kernel doesn't care about polarity. It
just ignores the bit. So for in-kernel ioapic to work you need this
change and it is nop for out-of-kernel one
--
Gleb.
next prev parent reply other threads:[~2009-10-09 11:37 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-08 15:59 [Qemu-devel] [PATCH 00/21] Bring seabios and qemu pcbios closer together Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH v2 01/21] Add support for passing additional acpi tables from qemu Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH v2 02/21] Load SMBIOS entries and files " Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 03/21] Always create PCI interrupt override acpi tables Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 04/21] Correct default pci irq links Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 05/21] irq0override provided by qemu Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 06/21] Check at runtime if VM is KVM Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 07/21] Remove CONFIG_KVM compile option Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 08/21] Add rule to compile DSDT to make file Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 09/21] Use preprocessor for pci link routing Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 10/21] Advertise pci irqs as active high in DSDT Gleb Natapov
2009-10-09 10:56 ` Jamie Lokier
2009-10-09 11:37 ` Gleb Natapov [this message]
2009-10-08 15:59 ` [Qemu-devel] [PATCH 11/21] Restrict pci interrupts to irq 5/9/10/11 Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 12/21] Use extended interrupt descriptor for pci irqs Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 13/21] Remove irq 9 from the pci interrupt link resources Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 14/21] Provide gpe _L0x methods Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 15/21] Pci hotplug support Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 16/21] HPET support Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 17/21] Add 26 pci slots, bringing the total to 32 Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 18/21] Add SRAT ACPI table support Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 19/21] Read max number of cpus from VM Gleb Natapov
2009-10-08 15:59 ` [Qemu-devel] [PATCH 20/21] Move qemu cfg init before smp init Gleb Natapov
2009-10-09 2:18 ` [Qemu-devel] " Kevin O'Connor
2009-10-08 15:59 ` [Qemu-devel] [PATCH 21/21] Use MaxCountCPUs during building of per cpu tables Gleb Natapov
2009-10-09 2:22 ` [Qemu-devel] " Kevin O'Connor
2009-10-09 6:37 ` Gleb Natapov
2009-10-09 13:44 ` Kevin O'Connor
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