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Groups > linux.kernel > #1712106
| From | Marc Zyngier <marc.zyngier@arm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 07/12] irqchip/bcm-6345-l1: Report that effective affinity is a single target |
| Date | 2017-08-15 13:40 +0200 |
| Message-ID | <ueImv-Il-47@gated-at.bofh.it> (permalink) |
| References | <ueImt-Il-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
The BCM 6345-L1 driver only targets a single CPU at a time, even if the notional affinity is wider. Let's inform the core code about this. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> --- drivers/irqchip/Kconfig | 1 + drivers/irqchip/irq-bcm6345-l1.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index cd688777553c..b36a55d6833e 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -96,6 +96,7 @@ config BCM6345_L1_IRQ bool select GENERIC_IRQ_CHIP select IRQ_DOMAIN + select GENERIC_IRQ_EFFECTIVE_AFF_MASK config BCM7038_L1_IRQ bool diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c index daa4ae89e466..43f8abe40878 100644 --- a/drivers/irqchip/irq-bcm6345-l1.c +++ b/drivers/irqchip/irq-bcm6345-l1.c @@ -231,6 +231,8 @@ static int bcm6345_l1_set_affinity(struct irq_data *d, } raw_spin_unlock_irqrestore(&intc->lock, flags); + irq_data_update_effective_affinity(d, cpumask_of(new_cpu)); + return IRQ_SET_MASK_OK_NOCOPY; } @@ -291,6 +293,7 @@ static int bcm6345_l1_map(struct irq_domain *d, unsigned int virq, irq_set_chip_and_handler(virq, &bcm6345_l1_irq_chip, handle_percpu_irq); irq_set_chip_data(virq, d->host_data); + irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(virq))); return 0; } -- 2.11.0
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[PATCH 00/12] genirq/irqchip: Effective affinity fixups Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
[PATCH 02/12] genirq/proc: Use the the accessor to report the effective affinity Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
[PATCH 01/12] genirq: Restrict effective affinity to single-target interrupts Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
Re: [PATCH 01/12] genirq: Restrict effective affinity to single-target interrupts Thomas Gleixner <tglx@linutronix.de> - 2017-08-15 14:10 +0200
Re: [PATCH 01/12] genirq: Restrict effective affinity to single-target interrupts Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 14:20 +0200
[PATCH 11/12] irqchip/mips-gic: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
Re: [PATCH 11/12] irqchip/mips-gic: Report that effective affinity is a single target Paul Burton <paul.burton@imgtec.com> - 2017-08-15 18:30 +0200
Re: [PATCH 11/12] irqchip/mips-gic: Report that effective affinity is a single target Paul Burton <paul.burton@imgtec.com> - 2017-08-15 18:50 +0200
Re: [PATCH 11/12] irqchip/mips-gic: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 18:50 +0200
[PATCH 08/12] irqchip/bcm-7038-l1: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
[PATCH 04/12] irqchip/gic-v3: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
[PATCH 12/12] irqchip/xtensa-mx: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
[PATCH 07/12] irqchip/bcm-6345-l1: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
[PATCH 03/12] irqchip/gic: Report that effective affinity is a single target Marc Zyngier <marc.zyngier@arm.com> - 2017-08-15 13:40 +0200
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