Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-12-01 Thread Marc Zyngier
On 2020-12-01 09:38, luojiaxing wrote: On 2020/11/28 18:18, Marc Zyngier wrote: On Sat, 28 Nov 2020 07:19:48 +, luojiaxing wrote: How can you confirm that the interrupt pending status is the latest? Is it possible that the interrupt pending status is still cached in the GICR but not

Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-12-01 Thread luojiaxing
On 2020/11/28 18:18, Marc Zyngier wrote: On Sat, 28 Nov 2020 07:19:48 +, luojiaxing wrote: Hi, shenming I got few questions about this patch. Although it's a bit late and not very appropriate, I'd like to ask before you send next version. On 2020/11/23 14:54, Shenming Lu wrote:

Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-11-28 Thread Marc Zyngier
On Sat, 28 Nov 2020 07:19:48 +, luojiaxing wrote: > > Hi, shenming > > > I got few questions about this patch. > > Although it's a bit late and not very appropriate, I'd like to ask > before you send next version. > > On 2020/11/23 14:54, Shenming Lu wrote: > > From: Zenghui Yu > > > >

Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-11-28 Thread luojiaxing
Hi, shenming I got few questions about this patch. Although it's a bit late and not very appropriate, I'd like to ask before you send next version. On 2020/11/23 14:54, Shenming Lu wrote: From: Zenghui Yu Up to now, the irq_get_irqchip_state() callback of its_irq_chip leaves

Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-11-24 Thread Marc Zyngier
On 2020-11-24 07:38, Shenming Lu wrote: On 2020/11/23 17:01, Marc Zyngier wrote: On 2020-11-23 06:54, Shenming Lu wrote: From: Zenghui Yu Up to now, the irq_get_irqchip_state() callback of its_irq_chip leaves unimplemented since there is no architectural way to get the VLPI's pending state

Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-11-23 Thread Shenming Lu
On 2020/11/23 17:01, Marc Zyngier wrote: > On 2020-11-23 06:54, Shenming Lu wrote: >> From: Zenghui Yu >> >> Up to now, the irq_get_irqchip_state() callback of its_irq_chip >> leaves unimplemented since there is no architectural way to get >> the VLPI's pending state before GICv4.1. Yeah, there

Re: [RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-11-23 Thread Marc Zyngier
On 2020-11-23 06:54, Shenming Lu wrote: From: Zenghui Yu Up to now, the irq_get_irqchip_state() callback of its_irq_chip leaves unimplemented since there is no architectural way to get the VLPI's pending state before GICv4.1. Yeah, there has one in v4.1 for VLPIs. With GICv4.1, after

[RFC PATCH v1 1/4] irqchip/gic-v4.1: Plumb get_irqchip_state VLPI callback

2020-11-22 Thread Shenming Lu
From: Zenghui Yu Up to now, the irq_get_irqchip_state() callback of its_irq_chip leaves unimplemented since there is no architectural way to get the VLPI's pending state before GICv4.1. Yeah, there has one in v4.1 for VLPIs. With GICv4.1, after unmapping the vPE, which cleans and invalidates