RE: [PATCH v9 00/18] Add VT-d Posted-Interrupts support - including prerequisite series

Hi Paolo, Thanks for your review on this series! I'd like to confirm this series (plus the patch fixing the compilation error) is okay to you and I don't need to do extra things for it, right? Thanks, Feng > -Original Message- > From: Wu, Feng > Sent: Friday, September 18, 2015 10:30 PM

Re: [PATCH 09/22] PCI: Add pci_peer_traffic_supported()

On Tue, Sep 15, 2015 at 12:10:54PM -0500, Will Davis wrote: > Add checks for topology and ACS configuration to determine whether or not > peer traffic should be supported between two PCI devices. > > Signed-off-by: Will Davis > --- > drivers/pci/pci.c | 99 > ++

Re: [PATCH 10/22] PCI: Add pci_resource_to_peer()

On Tue, Sep 15, 2015 at 12:10:55PM -0500, Will Davis wrote: > Add helper to convert a struct resource to a peer DMA address. > > Signed-off-by: Will Davis > --- > include/linux/pci.h | 16 > 1 file changed, 16 insertions(+) > > diff --git a/include/linux/pci.h b/include/linux/p

Re: [PATCH 00/22] DMA-API/PCI map_peer_resource support for peer-to-peer

Hi Will, On Tue, Sep 15, 2015 at 12:10:45PM -0500, Will Davis wrote: > Hi, > > This is the sixth version of a patchset to add the DMA APIs necessary to > map and unmap a PCI device's BAR to and from another PCI device's IOVA > domain. This enables PCI peer-to-peer traffic on x86 platforms where a

Re: [PATCH] iommu/amd: Fix amd_iommu_detect() (does not fix any issues).

On Mon, Aug 31, 2015 at 06:13:03PM -0400, j.gli...@gmail.com wrote: > From: Jérôme Glisse > > Fix amd_iommu_detect() to return positive value on success, like > intended, and not zero. This will not change anything in the end > as AMD IOMMU disable swiotlb and properly associate itself with > dev