On Tue, Mar 14, 2017 at 11:54:03AM +1100, Alexey Kardashevskiy wrote: > On 10/03/17 15:48, David Gibson wrote: > > On Fri, Mar 10, 2017 at 02:53:27PM +1100, Alexey Kardashevskiy wrote: > >> This is my current queue of patches to add acceleration of TCE > >> updates in KVM. > >> > >> This is based on Linus'es tree sha1 c1aa905a304e. > > > > I think we're finally there - I've now sent an R-b for all patches. > > Thanks for the patience. > > > I supposed in order to proceed now I need an ack from Alex, correct? That, or simply for him to merge it. > > > > > > > >> > >> Please comment. Thanks. > >> > >> Changes: > >> v8: > >> * kept fixing oddities with error handling in 10/10 > >> > >> v7: > >> * added realmode's WARN_ON_ONCE_RM in arch/powerpc/kvm/book3s_64_vio_hv.c > >> > >> v6: > >> * reworked the last patch in terms of error handling and parameters checking > >> > >> v5: > >> * replaced "KVM: PPC: Separate TCE validation from update" with > >> "KVM: PPC: iommu: Unify TCE checking" > >> * changed already reviewed "powerpc/iommu/vfio_spapr_tce: Cleanup iommu_table disposal" > >> * reworked "KVM: PPC: VFIO: Add in-kernel acceleration for VFIO" > >> * more details in individual commit logs > >> > >> v4: > >> * addressed comments from v3 > >> * updated subject lines with correct component names > >> * regrouped the patchset in order: > >> - powerpc fixes; > >> - vfio_spapr_tce driver fixes; > >> - KVM/PPC fixes; > >> - KVM+PPC+VFIO; > >> * everything except last 2 patches have "Reviewed-By: David" > >> > >> v3: > >> * there was no full repost, only last patch was posted > >> > >> v2: > >> * 11/11 reworked to use new notifiers, it is rather RFC as it still has > >> a issue; > >> * got 09/11, 10/11 to use notifiers in 11/11; > >> * added rb: David to most of patches and added a comment in 05/11. > >> > >> Alexey Kardashevskiy (10): > >> powerpc/mmu: Add real mode support for IOMMU preregistered memory > >> powerpc/powernv/iommu: Add real mode version of > >> iommu_table_ops::exchange() > >> powerpc/iommu/vfio_spapr_tce: Cleanup iommu_table disposal > >> powerpc/vfio_spapr_tce: Add reference counting to iommu_table > >> KVM: PPC: Reserve KVM_CAP_SPAPR_TCE_VFIO capability number > >> KVM: PPC: Enable IOMMU_API for KVM_BOOK3S_64 permanently > >> KVM: PPC: Pass kvm* to kvmppc_find_table() > >> KVM: PPC: Use preregistered memory API to access TCE list > >> KVM: PPC: iommu: Unify TCE checking > >> KVM: PPC: VFIO: Add in-kernel acceleration for VFIO > >> > >> Documentation/virtual/kvm/devices/vfio.txt | 22 +- > >> arch/powerpc/include/asm/iommu.h | 32 ++- > >> arch/powerpc/include/asm/kvm_host.h | 8 + > >> arch/powerpc/include/asm/kvm_ppc.h | 12 +- > >> arch/powerpc/include/asm/mmu_context.h | 4 + > >> include/uapi/linux/kvm.h | 9 + > >> arch/powerpc/kernel/iommu.c | 86 +++++--- > >> arch/powerpc/kvm/book3s_64_vio.c | 330 ++++++++++++++++++++++++++++- > >> arch/powerpc/kvm/book3s_64_vio_hv.c | 303 ++++++++++++++++++++++---- > >> arch/powerpc/kvm/powerpc.c | 2 + > >> arch/powerpc/mm/mmu_context_iommu.c | 39 ++++ > >> arch/powerpc/platforms/powernv/pci-ioda.c | 46 ++-- > >> arch/powerpc/platforms/powernv/pci.c | 1 + > >> arch/powerpc/platforms/pseries/iommu.c | 3 +- > >> arch/powerpc/platforms/pseries/vio.c | 2 +- > >> drivers/vfio/vfio_iommu_spapr_tce.c | 2 +- > >> virt/kvm/vfio.c | 60 ++++++ > >> arch/powerpc/kvm/Kconfig | 1 + > >> 18 files changed, 855 insertions(+), 107 deletions(-) > >> > > > > -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
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