Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-06 Thread Marc Zyngier
m; >> linux-ker...@vger.kernel.org; geethasowjanya.ak...@gmail.com; Diana >> Madalina Craciun <diana.crac...@nxp.com>; iommu@lists.linux- >> foundation.org; pranav.sawargaon...@gmail.com; Bharat Bhushan >> <bharat.bhus...@nxp.com>; shank...@codeaurora.org; >&g

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-06 Thread Auger Eric
gra...@arm.com; >> linux-ker...@vger.kernel.org; geethasowjanya.ak...@gmail.com; Diana >> Madalina Craciun <diana.crac...@nxp.com>; iommu@lists.linux- >> foundation.org; pranav.sawargaon...@gmail.com; Bharat Bhushan >> <bharat.bhus...@nxp.com>; shank...@codeauro

RE: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-05 Thread Bharat Bhushan
Craciun <diana.crac...@nxp.com>; iommu@lists.linux- > foundation.org; pranav.sawargaon...@gmail.com; Bharat Bhushan > <bharat.bhus...@nxp.com>; shank...@codeaurora.org; > gpkulka...@gmail.com > Subject: Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap > > Hi M

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-05 Thread Auger Eric
Hi Marc, On 05/01/2017 12:57, Marc Zyngier wrote: > On 05/01/17 11:29, Auger Eric wrote: >> Hi Marc, >> >> On 05/01/2017 12:25, Marc Zyngier wrote: >>> On 05/01/17 10:45, Auger Eric wrote: Hi Marc, On 04/01/2017 16:27, Marc Zyngier wrote: > On 04/01/17 14:11, Auger Eric wrote:

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-05 Thread Marc Zyngier
On 05/01/17 11:29, Auger Eric wrote: > Hi Marc, > > On 05/01/2017 12:25, Marc Zyngier wrote: >> On 05/01/17 10:45, Auger Eric wrote: >>> Hi Marc, >>> >>> On 04/01/2017 16:27, Marc Zyngier wrote: On 04/01/17 14:11, Auger Eric wrote: > Hi Marc, > > On 04/01/2017 14:46, Marc Zyngier

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-05 Thread Auger Eric
Hi Marc, On 05/01/2017 12:25, Marc Zyngier wrote: > On 05/01/17 10:45, Auger Eric wrote: >> Hi Marc, >> >> On 04/01/2017 16:27, Marc Zyngier wrote: >>> On 04/01/17 14:11, Auger Eric wrote: Hi Marc, On 04/01/2017 14:46, Marc Zyngier wrote: > Hi Eric, > > On 04/01/17

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-05 Thread Marc Zyngier
On 05/01/17 10:45, Auger Eric wrote: > Hi Marc, > > On 04/01/2017 16:27, Marc Zyngier wrote: >> On 04/01/17 14:11, Auger Eric wrote: >>> Hi Marc, >>> >>> On 04/01/2017 14:46, Marc Zyngier wrote: Hi Eric, On 04/01/17 13:32, Eric Auger wrote: > This new function checks whether

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-05 Thread Auger Eric
Hi Marc, On 04/01/2017 16:27, Marc Zyngier wrote: > On 04/01/17 14:11, Auger Eric wrote: >> Hi Marc, >> >> On 04/01/2017 14:46, Marc Zyngier wrote: >>> Hi Eric, >>> >>> On 04/01/17 13:32, Eric Auger wrote: This new function checks whether all platform and PCI MSI domains implement IRQ

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-04 Thread Auger Eric
Hi Marc, On 04/01/2017 16:27, Marc Zyngier wrote: > On 04/01/17 14:11, Auger Eric wrote: >> Hi Marc, >> >> On 04/01/2017 14:46, Marc Zyngier wrote: >>> Hi Eric, >>> >>> On 04/01/17 13:32, Eric Auger wrote: This new function checks whether all platform and PCI MSI domains implement IRQ

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-04 Thread Marc Zyngier
On 04/01/17 14:11, Auger Eric wrote: > Hi Marc, > > On 04/01/2017 14:46, Marc Zyngier wrote: >> Hi Eric, >> >> On 04/01/17 13:32, Eric Auger wrote: >>> This new function checks whether all platform and PCI >>> MSI domains implement IRQ remapping. This is useful to >>> understand whether VFIO

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-04 Thread Auger Eric
Hi Marc, On 04/01/2017 14:46, Marc Zyngier wrote: > Hi Eric, > > On 04/01/17 13:32, Eric Auger wrote: >> This new function checks whether all platform and PCI >> MSI domains implement IRQ remapping. This is useful to >> understand whether VFIO passthrough is safe with respect >> to interrupts.

Re: [PATCH v5 13/17] irqdomain: irq_domain_check_msi_remap

2017-01-04 Thread Marc Zyngier
Hi Eric, On 04/01/17 13:32, Eric Auger wrote: > This new function checks whether all platform and PCI > MSI domains implement IRQ remapping. This is useful to > understand whether VFIO passthrough is safe with respect > to interrupts. > > On ARM typically an MSI controller can sit downstream >