From: Tom Lendacky <thomas.lendacky@amd.com>
To: Thomas Gleixner <tglx@linutronix.de>,
David Woodhouse <dwmw2@infradead.org>,
Borislav Petkov <bp@alien8.de>
Cc: linux-kernel@vger.kernel.org, x86 <x86@kernel.org>,
Qian Cai <cai@redhat.com>, Joerg Roedel <joro@8bytes.org>
Subject: Re: [EXTERNAL] [tip: x86/apic] x86/io_apic: Cleanup trigger/polarity helpers
Date: Tue, 10 Nov 2020 17:05:47 -0600 [thread overview]
Message-ID: <504f099c-4159-eb1a-3447-fe1a18f6f32e@amd.com> (raw)
In-Reply-To: <87tutwg76j.fsf@nanos.tec.linutronix.de>
On 11/10/20 4:48 PM, Thomas Gleixner wrote:
> On Tue, Nov 10 2020 at 16:00, Tom Lendacky wrote:
>> On 11/10/20 3:30 PM, David Woodhouse wrote:
>> [ 15.581115] WARNING: CPU: 6 PID: 1 at arch/x86/kernel/apic/apic.c:2527 __irq_msi_compose_msg+0x9f/0xb0
>> [ 15.581115] Call Trace:
>> [ 15.581115] irq_msi_update_msg+0x4d/0x80
>> [ 15.581115] msi_set_affinity+0x160/0x190
>
> Duh. Yes, that want's some love as well. Delta patch below.
>
> Thanks,
>
> tglx
That fixed it.
Thanks,
Tom
> ---
> --- a/arch/x86/kernel/apic/msi.c
> +++ b/arch/x86/kernel/apic/msi.c
> @@ -24,10 +24,11 @@ struct irq_domain *x86_pci_msi_default_d
>
> static void irq_msi_update_msg(struct irq_data *irqd, struct irq_cfg *cfg)
> {
> + struct irq_chip *chip = irq_data_get_irq_chip(irqd);
> struct msi_msg msg[2] = { [1] = { }, };
>
> - __irq_msi_compose_msg(cfg, msg, false);
> - irq_data_get_irq_chip(irqd)->irq_write_msi_msg(irqd, msg);
> + __irq_msi_compose_msg(cfg, msg, chip->flags & IRQCHIP_MSI_EXTID);
> + chip->irq_write_msi_msg(irqd, msg);
> }
>
> static int
> @@ -271,7 +272,7 @@ static struct irq_chip iommu_msi_control
> .irq_retrigger = irq_chip_retrigger_hierarchy,
> .irq_set_affinity = msi_set_affinity,
> .irq_compose_msi_msg = iommu_msi_compose_msg,
> - .flags = IRQCHIP_SKIP_SET_WAKE,
> + .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MSI_EXTID,
> };
>
> static struct msi_domain_info iommu_msi_domain_info = {
> @@ -310,7 +311,7 @@ static struct irq_chip dmar_msi_controll
> .irq_retrigger = irq_chip_retrigger_hierarchy,
> .irq_compose_msi_msg = iommu_msi_compose_msg,
> .irq_write_msi_msg = dmar_msi_write_msg,
> - .flags = IRQCHIP_SKIP_SET_WAKE,
> + .flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MSI_EXTID,
> };
>
> static int dmar_msi_init(struct irq_domain *domain,
> --- a/include/linux/irq.h
> +++ b/include/linux/irq.h
> @@ -567,6 +567,8 @@ struct irq_chip {
> * IRQCHIP_SUPPORTS_NMI: Chip can deliver NMIs, only for root irqchips
> * IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND: Invokes __enable_irq()/__disable_irq() for wake irqs
> * in the suspend path if they are in disabled state
> + * IRQCHIP_MSI_EXTID The MSI message created for this chip can
> + * have an otherwise forbidden extended ID
> */
> enum {
> IRQCHIP_SET_TYPE_MASKED = (1 << 0),
> @@ -579,6 +581,7 @@ enum {
> IRQCHIP_SUPPORTS_LEVEL_MSI = (1 << 7),
> IRQCHIP_SUPPORTS_NMI = (1 << 8),
> IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND = (1 << 9),
> + IRQCHIP_MSI_EXTID = (1 << 10),
> };
>
> #include <linux/irqdesc.h>
>
next prev parent reply other threads:[~2020-11-10 23:05 UTC|newest]
Thread overview: 192+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-07 12:20 [PATCH 0/5] Fix x2apic enablement and allow up to 32768 CPUs without IR where supported David Woodhouse
2020-10-07 12:20 ` [PATCH 1/5] x86/apic: Fix x2apic enablement without interrupt remapping David Woodhouse
2020-10-07 12:20 ` [PATCH 2/5] x86/msi: Only use high bits of MSI address for DMAR unit David Woodhouse
2020-10-07 12:20 ` [PATCH 3/5] x86/ioapic: Handle Extended Destination ID field in RTE David Woodhouse
2020-10-08 9:12 ` Peter Zijlstra
2020-10-08 17:05 ` David Woodhouse
2020-10-08 11:41 ` Thomas Gleixner
2020-10-07 12:20 ` [PATCH 4/5] x86/apic: Support 15 bits of APIC ID in IOAPIC/MSI where available David Woodhouse
2020-10-08 11:54 ` Thomas Gleixner
2020-10-08 12:02 ` Thomas Gleixner
2020-10-08 13:00 ` David Woodhouse
2020-10-07 12:20 ` [PATCH 5/5] x86/kvm: Add KVM_FEATURE_MSI_EXT_DEST_ID David Woodhouse
2020-10-08 12:05 ` Thomas Gleixner
2020-10-08 12:55 ` David Woodhouse
2020-10-08 16:08 ` David Woodhouse
2020-10-08 21:14 ` Thomas Gleixner
2020-10-08 21:39 ` David Woodhouse
2020-10-08 23:27 ` Thomas Gleixner
2020-10-09 6:07 ` David Woodhouse
2020-10-10 10:06 ` David Woodhouse
2020-10-10 11:44 ` Thomas Gleixner
2020-10-10 11:58 ` David Woodhouse
2020-10-11 17:12 ` Thomas Gleixner
2020-10-11 21:15 ` David Woodhouse
2020-10-12 9:33 ` Thomas Gleixner
2020-10-12 16:06 ` David Woodhouse
2020-10-12 18:38 ` Thomas Gleixner
2020-10-12 20:20 ` David Woodhouse
2020-10-12 22:13 ` Thomas Gleixner
2020-10-13 7:52 ` David Woodhouse
2020-10-13 8:11 ` [PATCH 0/9] Remove irq_remapping_get_irq_domain() David Woodhouse
2020-10-13 8:11 ` [PATCH 1/9] genirq/irqdomain: Implement get_name() method on irqchip fwnodes David Woodhouse
2020-10-13 8:11 ` [PATCH 2/9] x86/apic: Add select() method on vector irqdomain David Woodhouse
2020-10-13 8:11 ` [PATCH 3/9] iommu/amd: Implement select() method on remapping irqdomain David Woodhouse
2020-10-13 8:11 ` [PATCH 4/9] iommu/vt-d: " David Woodhouse
2020-10-13 8:11 ` [PATCH 5/9] iommu/hyper-v: " David Woodhouse
2020-10-13 8:11 ` [PATCH 6/9] x86/hpet: Use irq_find_matching_fwspec() to find " David Woodhouse
2020-10-13 8:11 ` [PATCH 7/9] x86/ioapic: " David Woodhouse
2020-10-13 8:11 ` [PATCH 8/9] x86: Kill all traces of irq_remapping_get_irq_domain() David Woodhouse
2020-10-13 8:11 ` [PATCH 9/9] iommu/vt-d: Simplify intel_irq_remapping_select() David Woodhouse
2020-10-13 9:28 ` [PATCH 5/5] x86/kvm: Add KVM_FEATURE_MSI_EXT_DEST_ID Thomas Gleixner
2020-10-13 10:15 ` David Woodhouse
2020-10-13 10:46 ` Thomas Gleixner
2020-10-13 10:53 ` David Woodhouse
2020-10-13 11:51 ` David Woodhouse
2020-10-13 12:40 ` Thomas Gleixner
2020-10-08 11:46 ` [PATCH 1/5] x86/apic: Fix x2apic enablement without interrupt remapping Thomas Gleixner
2020-10-09 10:46 ` [PATCH v2 0/8] Fix x2apic enablement and allow up to 32768 CPUs without IR where supported David Woodhouse
2020-10-09 10:46 ` [PATCH v2 1/8] x86/apic: Fix x2apic enablement without interrupt remapping David Woodhouse
2020-10-09 10:46 ` [PATCH v2 2/8] x86/msi: Only use high bits of MSI address for DMAR unit David Woodhouse
2020-10-09 10:46 ` [PATCH v2 3/8] x86/apic: Always provide irq_compose_msi_msg() method for vector domain David Woodhouse
2020-10-09 10:46 ` [PATCH v2 4/8] x86/ioapic: Handle Extended Destination ID field in RTE David Woodhouse
2020-10-09 10:46 ` [PATCH v2 5/8] x86/apic: Support 15 bits of APIC ID in MSI where available David Woodhouse
2020-10-09 10:46 ` [PATCH v2 6/8] x86/kvm: Add KVM_FEATURE_MSI_EXT_DEST_ID David Woodhouse
2020-10-09 10:46 ` [PATCH v2 7/8] x86/hpet: Move MSI support into hpet.c David Woodhouse
2020-10-09 10:46 ` [PATCH v2 8/8] x86/ioapic: Generate RTE directly from parent irqchip's MSI message David Woodhouse
2020-10-22 21:43 ` Thomas Gleixner
2020-10-22 22:10 ` Thomas Gleixner
2020-10-23 17:04 ` David Woodhouse
2020-10-23 10:10 ` David Woodhouse
2020-10-23 21:28 ` Thomas Gleixner
2020-10-24 8:26 ` David Woodhouse
2020-10-24 8:41 ` David Woodhouse
2020-10-24 9:13 ` Paolo Bonzini
2020-10-24 10:13 ` David Woodhouse
2020-10-24 12:44 ` David Woodhouse
2020-10-24 21:35 ` [PATCH v3 00/35] Fix x2apic enablement and allow more CPUs, clean up I/OAPIC and MSI bitfields David Woodhouse
2020-10-24 21:35 ` [PATCH v3 01/35] x86/apic: Fix x2apic enablement without interrupt remapping David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 02/35] x86/msi: Only use high bits of MSI address for DMAR unit David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 03/35] x86/apic/uv: Fix inconsistent destination mode David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 04/35] x86/devicetree: Fix the ioapic interrupt type table David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 05/35] x86/apic: Cleanup delivery mode defines David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 06/35] x86/apic: Replace pointless apic::dest_logical usage David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] x86/apic: Replace pointless apic:: Dest_logical usage tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 07/35] x86/apic: Get rid of apic::dest_logical David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] x86/apic: Get rid of apic:: Dest_logical tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 08/35] x86/apic: Cleanup destination mode David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 09/35] x86/apic: Always provide irq_compose_msi_msg() method for vector domain David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 10/35] x86/hpet: Move MSI support into hpet.c David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 11/35] genirq/msi: Allow shadow declarations of msi_msg::$member David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] genirq/msi: Allow shadow declarations of msi_msg:: $member tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 12/35] x86/msi: Provide msi message shadow structs David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2022-04-06 8:36 ` [PATCH v3 12/35] " Reto Buerki
2022-04-06 8:36 ` [PATCH] x86/msi: Fix msi message data shadow struct Reto Buerki
2022-04-06 22:11 ` Thomas Gleixner
2022-04-07 11:06 ` Reto Buerki
2022-04-07 13:24 ` [tip: x86/urgent] " tip-bot2 for Reto Buerki
2022-04-06 22:07 ` [PATCH v3 12/35] x86/msi: Provide msi message shadow structs Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 13/35] iommu/intel: Use msi_msg " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 14/35] iommu/amd: " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 15/35] PCI: vmd: " David Woodhouse
2020-10-28 20:49 ` Kees Cook
2020-10-28 21:13 ` Thomas Gleixner
2020-10-28 23:22 ` Kees Cook
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 16/35] x86/kvm: " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 17/35] x86/pci/xen: " David Woodhouse
2020-10-25 9:49 ` David Laight
2020-10-25 10:26 ` David Woodhouse
2020-10-25 13:20 ` David Laight
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 18/35] x86/msi: Remove msidef.h David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 19/35] x86/io_apic: Cleanup trigger/polarity helpers David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-11-09 23:15 ` Tom Lendacky
2020-11-10 3:30 ` [EXTERNAL] " David Woodhouse
2020-11-10 6:10 ` Borislav Petkov
2020-11-10 14:34 ` Thomas Gleixner
2020-11-10 14:55 ` Tom Lendacky
2020-11-10 15:54 ` Thomas Gleixner
2020-11-10 16:01 ` [EXTERNAL] " David Woodhouse
2020-11-10 16:17 ` Tom Lendacky
2020-11-10 16:33 ` [EXTERNAL] " David Woodhouse
2020-11-10 17:04 ` Tom Lendacky
2020-11-10 17:50 ` Thomas Gleixner
2020-11-10 18:56 ` Thomas Gleixner
2020-11-10 19:21 ` David Woodhouse
2020-11-10 21:01 ` Thomas Gleixner
2020-11-10 21:30 ` David Woodhouse
2020-11-10 22:00 ` Tom Lendacky
2020-11-10 22:48 ` Thomas Gleixner
2020-11-10 23:05 ` Tom Lendacky [this message]
2020-11-11 8:16 ` David Woodhouse
2020-11-11 9:46 ` Thomas Gleixner
2020-11-11 10:36 ` David Woodhouse
2020-11-11 12:32 ` David Woodhouse
2020-11-11 20:30 ` Tom Lendacky
2020-11-11 21:19 ` David Woodhouse
2020-11-13 15:14 ` David Woodhouse
2020-11-16 18:02 ` David Woodhouse
2020-11-17 2:00 ` Suravee Suthikulpanit
2020-11-18 10:29 ` Suravee Suthikulpanit
2020-11-18 10:52 ` David Woodhouse
2020-11-18 14:06 ` Thomas Gleixner
2020-11-18 16:51 ` Suravee Suthikulpanit
2020-11-18 17:08 ` David Woodhouse
2020-11-18 20:16 ` [tip: x86/apic] iommu/amd: Fix IOMMU interrupt generation in X2APIC mode tip-bot2 for David Woodhouse
2020-11-11 14:43 ` [PATCH 1/3] iommu/amd: Don't register interrupt remapping irqdomain when IR is disabled David Woodhouse
2020-11-11 14:43 ` [PATCH 2/3] iommu/amd: Fix union of bitfields in intcapxt support David Woodhouse
2020-11-11 22:06 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-11-11 14:43 ` [PATCH 3/3] iommu/amd: Fix IOMMU interrupt generation in X2APIC mode David Woodhouse
2020-11-11 22:06 ` [tip: x86/apic] iommu/amd: Don't register interrupt remapping irqdomain when IR is disabled tip-bot2 for David Woodhouse
2020-11-10 17:47 ` [tip: x86/apic] x86/ioapic: Correct the PCI/ISA trigger type selection tip-bot2 for Thomas Gleixner
2020-11-10 6:31 ` [PATCH v3 19/35] x86/io_apic: Cleanup trigger/polarity helpers Qian Cai
2020-11-10 8:59 ` David Woodhouse
2020-11-10 16:26 ` Paolo Bonzini
2020-10-24 21:35 ` [PATCH v3 20/35] x86/ioapic: Cleanup IO/APIC route entry structs David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for Thomas Gleixner
2020-10-24 21:35 ` [PATCH v3 21/35] x86/ioapic: Generate RTE directly from parent irqchip's MSI message David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 22/35] genirq/irqdomain: Implement get_name() method on irqchip fwnodes David Woodhouse
2020-10-25 9:41 ` Marc Zyngier
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 23/35] x86/apic: Add select() method on vector irqdomain David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 24/35] iommu/amd: Implement select() method on remapping irqdomain David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 25/35] iommu/vt-d: " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 26/35] iommu/hyper-v: " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 27/35] x86/hpet: Use irq_find_matching_fwspec() to find " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 28/35] x86/ioapic: " David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 29/35] x86: Kill all traces of irq_remapping_get_irq_domain() David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 30/35] iommu/vt-d: Simplify intel_irq_remapping_select() David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 31/35] x86/ioapic: Handle Extended Destination ID field in RTE David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 32/35] x86/apic: Support 15 bits of APIC ID in MSI where available David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 33/35] iommu/hyper-v: Disable IRQ pseudo-remapping if 15 bit APIC IDs are available David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-24 21:35 ` [PATCH v3 34/35] x86/kvm: Reserve KVM_FEATURE_MSI_EXT_DEST_ID David Woodhouse
2020-10-24 21:35 ` [PATCH v3 35/35] x86/kvm: Enable 15-bit extension when KVM_FEATURE_MSI_EXT_DEST_ID detected David Woodhouse
2020-10-29 12:15 ` [tip: x86/apic] " tip-bot2 for David Woodhouse
2020-10-25 8:12 ` [PATCH v3 00/35] Fix x2apic enablement and allow more CPUs, clean up I/OAPIC and MSI bitfields David Woodhouse
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