Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Neeraj Upadhyay
Hi Marc, Thanks a lot for your comments. I will work on exploring how SDEI can be used for it. Thanks Neeraj On 5/8/2020 9:41 PM, Marc Zyngier wrote: On Fri, 08 May 2020 14:34:10 +0100, Neeraj Upadhyay wrote: Hi Marc, On 5/8/2020 6:23 PM, Marc Zyngier wrote: On Fri, 8 May 2020 18:09:0

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Marc Zyngier
On Fri, 08 May 2020 14:34:10 +0100, Neeraj Upadhyay wrote: > > Hi Marc, > > On 5/8/2020 6:23 PM, Marc Zyngier wrote: > > On Fri, 8 May 2020 18:09:00 +0530 > > Neeraj Upadhyay wrote: > > > >> Hi Marc, > >> > >> On 5/8/2020 5:57 PM, Marc Zyngier wrote: > >>> On Fri, 8 May 2020 16:36:42 +0530 >

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Neeraj Upadhyay
Hi Marc, On 5/8/2020 6:23 PM, Marc Zyngier wrote: On Fri, 8 May 2020 18:09:00 +0530 Neeraj Upadhyay wrote: Hi Marc, On 5/8/2020 5:57 PM, Marc Zyngier wrote: On Fri, 8 May 2020 16:36:42 +0530 Neeraj Upadhyay wrote: Hi Marc, On 5/8/2020 4:15 PM, Marc Zyngier wrote: On Thu, 07 May 2020

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Neeraj Upadhyay
Hi Marc, On 5/8/2020 5:57 PM, Marc Zyngier wrote: On Fri, 8 May 2020 16:36:42 +0530 Neeraj Upadhyay wrote: Hi Marc, On 5/8/2020 4:15 PM, Marc Zyngier wrote: On Thu, 07 May 2020 17:06:19 +0100, Neeraj Upadhyay wrote: Hi, I have one query regarding pseudo NMI support on GIC v3; from what

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Marc Zyngier
On Fri, 8 May 2020 18:09:00 +0530 Neeraj Upadhyay wrote: > Hi Marc, > > On 5/8/2020 5:57 PM, Marc Zyngier wrote: > > On Fri, 8 May 2020 16:36:42 +0530 > > Neeraj Upadhyay wrote: > > > >> Hi Marc, > >> > >> On 5/8/2020 4:15 PM, Marc Zyngier wrote: > >>> On Thu, 07 May 2020 17:06:19 +0100, >

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Marc Zyngier
On Fri, 8 May 2020 16:36:42 +0530 Neeraj Upadhyay wrote: > Hi Marc, > > On 5/8/2020 4:15 PM, Marc Zyngier wrote: > > On Thu, 07 May 2020 17:06:19 +0100, > > Neeraj Upadhyay wrote: > >> > >> Hi, > >> > >> I have one query regarding pseudo NMI support on GIC v3; from what I > >> could understan

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Neeraj Upadhyay
Hi Marc, On 5/8/2020 4:15 PM, Marc Zyngier wrote: On Thu, 07 May 2020 17:06:19 +0100, Neeraj Upadhyay wrote: Hi, I have one query regarding pseudo NMI support on GIC v3; from what I could understand, GIC v3 supports pseudo NMI setup for SPIs and PPIs. However the request_nmi() in irq framewo

Re: Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-08 Thread Marc Zyngier
On Thu, 07 May 2020 17:06:19 +0100, Neeraj Upadhyay wrote: > > Hi, > > I have one query regarding pseudo NMI support on GIC v3; from what I > could understand, GIC v3 supports pseudo NMI setup for SPIs and PPIs. > However the request_nmi() in irq framework requires NMI to be per cpu > interrupt

Query regarding pseudo nmi support on GIC V3 and request_nmi()

2020-05-07 Thread Neeraj Upadhyay
Hi, I have one query regarding pseudo NMI support on GIC v3; from what I could understand, GIC v3 supports pseudo NMI setup for SPIs and PPIs. However the request_nmi() in irq framework requires NMI to be per cpu interrupt source (it checks for IRQF_PERCPU). Can you please help understand this