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? > > >> >> 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(-) >> > -- Alexey
Attachment:
signature.asc
Description: OpenPGP digital signature
