Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Marc Zyngier
On 03/01/18 18:13, Ganapatrao Kulkarni wrote: > On Wed, Jan 3, 2018 at 5:06 PM, Marc Zyngier wrote: >> On 03/01/18 11:20, Ganapatrao Kulkarni wrote: >>> On Wed, Jan 3, 2018 at 3:43 PM, Marc Zyngier wrote: On 03/01/18 09:35, Ganapatrao Kulkarni wrote: > Hi Marc, > > On Wed, Jan 3,

Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Ganapatrao Kulkarni
On Wed, Jan 3, 2018 at 5:06 PM, Marc Zyngier wrote: > On 03/01/18 11:20, Ganapatrao Kulkarni wrote: >> On Wed, Jan 3, 2018 at 3:43 PM, Marc Zyngier wrote: >>> On 03/01/18 09:35, Ganapatrao Kulkarni wrote: Hi Marc, On Wed, Jan 3, 2018 at 2:17 PM, Marc Zyngier wrote: > On 03/01/

Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Marc Zyngier
On 03/01/18 11:20, Ganapatrao Kulkarni wrote: > On Wed, Jan 3, 2018 at 3:43 PM, Marc Zyngier wrote: >> On 03/01/18 09:35, Ganapatrao Kulkarni wrote: >>> Hi Marc, >>> >>> On Wed, Jan 3, 2018 at 2:17 PM, Marc Zyngier wrote: On 03/01/18 06:32, Ganapatrao Kulkarni wrote: > When an interrupt

Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Ganapatrao Kulkarni
On Wed, Jan 3, 2018 at 3:43 PM, Marc Zyngier wrote: > On 03/01/18 09:35, Ganapatrao Kulkarni wrote: >> Hi Marc, >> >> On Wed, Jan 3, 2018 at 2:17 PM, Marc Zyngier wrote: >>> On 03/01/18 06:32, Ganapatrao Kulkarni wrote: When an interrupt is moved across node collections on ThunderX2 >>> >>>

Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Marc Zyngier
On 03/01/18 09:35, Ganapatrao Kulkarni wrote: > Hi Marc, > > On Wed, Jan 3, 2018 at 2:17 PM, Marc Zyngier wrote: >> On 03/01/18 06:32, Ganapatrao Kulkarni wrote: >>> When an interrupt is moved across node collections on ThunderX2 >> >> node collections? > > ok, i will rephrase it. > i was inten

Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Ganapatrao Kulkarni
Hi Marc, On Wed, Jan 3, 2018 at 2:17 PM, Marc Zyngier wrote: > On 03/01/18 06:32, Ganapatrao Kulkarni wrote: >> When an interrupt is moved across node collections on ThunderX2 > > node collections? ok, i will rephrase it. i was intended to say cross NUMA node collection/cpu affinity change. >

Re: [PATCH] irqchip/gic-v3-its: Add workaround for ThunderX2 erratum #174

2018-01-03 Thread Marc Zyngier
On 03/01/18 06:32, Ganapatrao Kulkarni wrote: > When an interrupt is moved across node collections on ThunderX2 node collections? > multi Socket platform, an interrupt stops routed to new collection > and results in loss of interrupts. > > Adding workaround to issue INV after MOVI for cross-node