Re: [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG

2022-01-11 Thread Jean-Philippe Brucker
Hi Michael, On Tue, Jan 11, 2022 at 10:40:28AM -0500, Michael S. Tsirkin wrote: > On Tue, Jan 11, 2022 at 10:02:12AM +0100, Eric Auger wrote: > > Hi Jean, Michael, > > > > On 9/30/21 8:50 PM, Jean-Philippe Brucker wrote: > > > Replace the VIRTIO_IOMMU_F_BYPASS feature with > > >

Re: [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG

2022-01-11 Thread Michael S. Tsirkin
On Tue, Jan 11, 2022 at 10:02:12AM +0100, Eric Auger wrote: > Hi Jean, Michael, > > On 9/30/21 8:50 PM, Jean-Philippe Brucker wrote: > > Replace the VIRTIO_IOMMU_F_BYPASS feature with > > VIRTIO_IOMMU_F_BYPASS_CONFIG, which enables a config space bit to switch > > global bypass on and off. > > >

Re: [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG

2022-01-11 Thread Eric Auger
Hi Jean, On 1/11/22 11:13 AM, Jean-Philippe Brucker wrote: > Hi Eric, > > On Tue, Jan 11, 2022 at 10:02:12AM +0100, Eric Auger wrote: >> Hi Jean, Michael, >> >> On 9/30/21 8:50 PM, Jean-Philippe Brucker wrote: >>> Replace the VIRTIO_IOMMU_F_BYPASS feature with >>> VIRTIO_IOMMU_F_BYPASS_CONFIG,

Re: [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG

2022-01-11 Thread Jean-Philippe Brucker
Hi Eric, On Tue, Jan 11, 2022 at 10:02:12AM +0100, Eric Auger wrote: > Hi Jean, Michael, > > On 9/30/21 8:50 PM, Jean-Philippe Brucker wrote: > > Replace the VIRTIO_IOMMU_F_BYPASS feature with > > VIRTIO_IOMMU_F_BYPASS_CONFIG, which enables a config space bit to switch > > global bypass on and

Re: [PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG

2022-01-11 Thread Eric Auger
Hi Jean, Michael, On 9/30/21 8:50 PM, Jean-Philippe Brucker wrote: > Replace the VIRTIO_IOMMU_F_BYPASS feature with > VIRTIO_IOMMU_F_BYPASS_CONFIG, which enables a config space bit to switch > global bypass on and off. > > Add a boot-bypass option, which defaults to 'on' to be in line with >

[PATCH 0/3] virtio-iommu: Support VIRTIO_IOMMU_F_BYPASS_CONFIG

2021-09-30 Thread Jean-Philippe Brucker
Replace the VIRTIO_IOMMU_F_BYPASS feature with VIRTIO_IOMMU_F_BYPASS_CONFIG, which enables a config space bit to switch global bypass on and off. Add a boot-bypass option, which defaults to 'on' to be in line with other vIOMMUs and to allow running firmware/bootloader that are unaware of the