Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 2015/9/7 22:56, Marc Zyngier wrote: > Hi Thomas, > > On 07/09/15 14:24, Thomas Gleixner wrote: >> On Mon, 7 Sep 2015, Marc Zyngier wrote: >>> On 06/09/15 06:56, Jiang Liu wrote: On 2015/9/6 12:23, Yang Yingliang wrote: > Use irq_settings_set_move_pcntxt() helper irqs status with >

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On Mon, 7 Sep 2015, Marc Zyngier wrote: > On 07/09/15 14:24, Thomas Gleixner wrote: > > The history of this flag is as follows: > > > > On x86 interrupts can only be safely migrated while the interrupt is > > handled. > > Woa! That's creative! :-) I suppose this doesn't work very well with CPU >

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

Hi Thomas, On 07/09/15 14:24, Thomas Gleixner wrote: > On Mon, 7 Sep 2015, Marc Zyngier wrote: >> On 06/09/15 06:56, Jiang Liu wrote: >>> On 2015/9/6 12:23, Yang Yingliang wrote: Use irq_settings_set_move_pcntxt() helper irqs status with _IRQ_MOVE_PCNTXT. So that it can do set affinity

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On Mon, 7 Sep 2015, Marc Zyngier wrote: > On 06/09/15 06:56, Jiang Liu wrote: > > On 2015/9/6 12:23, Yang Yingliang wrote: > >> Use irq_settings_set_move_pcntxt() helper irqs status with > >> _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling > >> irq_set_affinity_locked(). > > Hi

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 06/09/15 06:56, Jiang Liu wrote: > On 2015/9/6 12:23, Yang Yingliang wrote: >> Use irq_settings_set_move_pcntxt() helper irqs status with >> _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling >> irq_set_affinity_locked(). > Hi Yingliang, > We could only set _IRQ_MOVE_PCNTCT

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 06/09/15 06:56, Jiang Liu wrote: > On 2015/9/6 12:23, Yang Yingliang wrote: >> Use irq_settings_set_move_pcntxt() helper irqs status with >> _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling >> irq_set_affinity_locked(). > Hi Yingliang, > We could only set _IRQ_MOVE_PCNTCT

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 2015/9/7 22:56, Marc Zyngier wrote: > Hi Thomas, > > On 07/09/15 14:24, Thomas Gleixner wrote: >> On Mon, 7 Sep 2015, Marc Zyngier wrote: >>> On 06/09/15 06:56, Jiang Liu wrote: On 2015/9/6 12:23, Yang Yingliang wrote: > Use irq_settings_set_move_pcntxt() helper irqs status with >

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

Hi Thomas, On 07/09/15 14:24, Thomas Gleixner wrote: > On Mon, 7 Sep 2015, Marc Zyngier wrote: >> On 06/09/15 06:56, Jiang Liu wrote: >>> On 2015/9/6 12:23, Yang Yingliang wrote: Use irq_settings_set_move_pcntxt() helper irqs status with _IRQ_MOVE_PCNTXT. So that it can do set affinity

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On Mon, 7 Sep 2015, Marc Zyngier wrote: > On 06/09/15 06:56, Jiang Liu wrote: > > On 2015/9/6 12:23, Yang Yingliang wrote: > >> Use irq_settings_set_move_pcntxt() helper irqs status with > >> _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling > >> irq_set_affinity_locked(). > > Hi

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On Mon, 7 Sep 2015, Marc Zyngier wrote: > On 07/09/15 14:24, Thomas Gleixner wrote: > > The history of this flag is as follows: > > > > On x86 interrupts can only be safely migrated while the interrupt is > > handled. > > Woa! That's creative! :-) I suppose this doesn't work very well with CPU >

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 2015/9/6 13:56, Jiang Liu wrote: On 2015/9/6 12:23, Yang Yingliang wrote: Use irq_settings_set_move_pcntxt() helper irqs status with _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling irq_set_affinity_locked(). Hi Yingliang, We could only set _IRQ_MOVE_PCNTCT flag to

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 2015/9/6 13:56, Jiang Liu wrote: On 2015/9/6 12:23, Yang Yingliang wrote: Use irq_settings_set_move_pcntxt() helper irqs status with _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling irq_set_affinity_locked(). Hi Yingliang, We could only set _IRQ_MOVE_PCNTCT flag to

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 2015/9/6 12:23, Yang Yingliang wrote: > Use irq_settings_set_move_pcntxt() helper irqs status with > _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling > irq_set_affinity_locked(). Hi Yingliang, We could only set _IRQ_MOVE_PCNTCT flag to enable migrating IRQ in process

[RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

Use irq_settings_set_move_pcntxt() helper irqs status with _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling irq_set_affinity_locked(). Cc: Jiang Liu Cc: Thomas Gleixner Cc: Marc Zyngier Cc: Mark Rutland Cc: Will Deacon Cc: Russell King - ARM Linux Cc: Hanjun Guo Signed-off-by:

[RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

Use irq_settings_set_move_pcntxt() helper irqs status with _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling irq_set_affinity_locked(). Cc: Jiang Liu Cc: Thomas Gleixner Cc: Marc Zyngier Cc: Mark Rutland

Re: [RFC PATCH v1 2/4] irqchip: GICv3: set non-percpu irqs status with _IRQ_MOVE_PCNTXT

On 2015/9/6 12:23, Yang Yingliang wrote: > Use irq_settings_set_move_pcntxt() helper irqs status with > _IRQ_MOVE_PCNTXT. So that it can do set affinity when calling > irq_set_affinity_locked(). Hi Yingliang, We could only set _IRQ_MOVE_PCNTCT flag to enable migrating IRQ in process