Re: [GIT PULL] Please pull my kvm-ppc-next-5.2-1 tag

[Paul Mackerras <paulus@ozlabs.org>]

On Thu, May 02, 2019 at 02:06:46PM +1000, Paul Mackerras wrote:
> Paolo or Radim,
> 
> Please do a pull from my kvm-ppc-next-5.2-1 tag to get a PPC update
> for 5.2.  The main new feature here is that we can now let guests
> access the POWER9 XIVE interrupt controller directly for things like
> acknowledge, EOI, enable and disable on interrupts, rather than
> requiring guests to do hypercalls for these operations.
> 
> I have merged in the topic/ppc-kvm branch from the powerpc tree
> because one of the patches there is a prerequisite for the XIVE patch
> series.  That's why there are changes to arch/powerpc/kernel in the
> diffstat.
> 
> Stephen Rothwell noted a conflict between my tree and the kvm-arm tree
> because we have both allocated new capability numbers.
> 
> The XIVE patch series also modifies generic KVM code to add mmap and
> release methods on KVM devices.
> 
> Thanks,
> Paul.

Ping?

> The following changes since commit 345077c8e172c255ea0707214303ccd099e5656b:
> 
>   KVM: PPC: Book3S: Protect memslots while validating user address (2019-04-05 14:37:24 +1100)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc tags/kvm-ppc-next-5.2-1
> 
> for you to fetch changes up to 0caecf5b00199636eb2d32201199ecd6be52558d:
> 
>   KVM: PPC: Book3S HV: XIVE: Clear escalation interrupt pointers on device close (2019-04-30 19:41:01 +1000)
> 
> ----------------------------------------------------------------
> PPC KVM update for 5.2
> 
> * Support for guests to access the new POWER9 XIVE interrupt controller
>   hardware directly, reducing interrupt latency and overhead for guests.
> 
> * In-kernel implementation of the H_PAGE_INIT hypercall.
> 
> * Reduce memory usage of sparsely-populated IOMMU tables.
> 
> * Several bug fixes.
> 
> ----------------------------------------------------------------
> Alexey Kardashevskiy (3):
>       KVM: PPC: Book3S HV: Fix lockdep warning when entering the guest
>       KVM: PPC: Book3S HV: Avoid lockdep debugging in TCE realmode handlers
>       KVM: PPC: Book3S: Allocate guest TCEs on demand too
> 
> Cédric Le Goater (17):
>       powerpc/xive: add OPAL extensions for the XIVE native exploitation support
>       KVM: PPC: Book3S HV: Add a new KVM device for the XIVE native exploitation mode
>       KVM: PPC: Book3S HV: XIVE: Introduce a new capability KVM_CAP_PPC_IRQ_XIVE
>       KVM: PPC: Book3S HV: XIVE: add a control to initialize a source
>       KVM: PPC: Book3S HV: XIVE: Add a control to configure a source
>       KVM: PPC: Book3S HV: XIVE: Add controls for the EQ configuration
>       KVM: PPC: Book3S HV: XIVE: Add a global reset control
>       KVM: PPC: Book3S HV: XIVE: Add a control to sync the sources
>       KVM: PPC: Book3S HV: XIVE: Add a control to dirty the XIVE EQ pages
>       KVM: PPC: Book3S HV: XIVE: Add get/set accessors for the VP XIVE state
>       KVM: Introduce a 'mmap' method for KVM devices
>       KVM: PPC: Book3S HV: XIVE: Add a TIMA mapping
>       KVM: PPC: Book3S HV: XIVE: Add a mapping for the source ESB pages
>       KVM: PPC: Book3S HV: XIVE: Add passthrough support
>       KVM: PPC: Book3S HV: XIVE: Activate XIVE exploitation mode
>       KVM: Introduce a 'release' method for KVM devices
>       KVM: PPC: Book3S HV: XIVE: Replace the 'destroy' method by a 'release' method
> 
> Michael Neuling (1):
>       powerpc: Add force enable of DAWR on P9 option
> 
> Palmer Dabbelt (1):
>       KVM: PPC: Book3S HV: smb->smp comment fixup
> 
> Paul Mackerras (6):
>       KVM: PPC: Book3S HV: Fix XICS-on-XIVE H_IPI when priority = 0
>       KVM: PPC: Book3S HV: Move HPT guest TLB flushing to C code
>       KVM: PPC: Book3S HV: Flush TLB on secondary radix threads
>       Merge remote-tracking branch 'remotes/powerpc/topic/ppc-kvm' into kvm-ppc-next
>       KVM: PPC: Book3S HV: XIVE: Prevent races when releasing device
>       KVM: PPC: Book3S HV: XIVE: Clear escalation interrupt pointers on device close
> 
> Suraj Jitindar Singh (4):
>       KVM: PPC: Book3S HV: Implement virtual mode H_PAGE_INIT handler
>       KVM: PPC: Book3S HV: Implement real mode H_PAGE_INIT handler
>       KVM: PPC: Book3S HV: Handle virtual mode in XIVE VCPU push code
>       KVM: PPC: Book3S HV: Save/restore vrsave register in kvmhv_p9_guest_entry()
> 
>  Documentation/powerpc/DAWR-POWER9.txt      |   32 +
>  Documentation/virtual/kvm/api.txt          |   10 +
>  Documentation/virtual/kvm/devices/xive.txt |  197 +++++
>  arch/powerpc/include/asm/hw_breakpoint.h   |    8 +
>  arch/powerpc/include/asm/kvm_host.h        |   11 +-
>  arch/powerpc/include/asm/kvm_ppc.h         |   41 +-
>  arch/powerpc/include/asm/opal-api.h        |    7 +-
>  arch/powerpc/include/asm/opal.h            |    7 +
>  arch/powerpc/include/asm/xive.h            |   17 +
>  arch/powerpc/include/uapi/asm/kvm.h        |   46 +
>  arch/powerpc/kernel/hw_breakpoint.c        |   62 +-
>  arch/powerpc/kernel/process.c              |    9 +-
>  arch/powerpc/kernel/ptrace.c               |    3 +-
>  arch/powerpc/kvm/Makefile                  |    2 +-
>  arch/powerpc/kvm/book3s.c                  |   42 +-
>  arch/powerpc/kvm/book3s_64_vio.c           |   96 ++-
>  arch/powerpc/kvm/book3s_64_vio_hv.c        |  105 ++-
>  arch/powerpc/kvm/book3s_hv.c               |  155 ++--
>  arch/powerpc/kvm/book3s_hv_builtin.c       |   57 ++
>  arch/powerpc/kvm/book3s_hv_rm_mmu.c        |  144 ++++
>  arch/powerpc/kvm/book3s_hv_rmhandlers.S    |  103 +--
>  arch/powerpc/kvm/book3s_xive.c             |  250 ++++--
>  arch/powerpc/kvm/book3s_xive.h             |   37 +
>  arch/powerpc/kvm/book3s_xive_native.c      | 1249 ++++++++++++++++++++++++++++
>  arch/powerpc/kvm/book3s_xive_template.c    |   78 +-
>  arch/powerpc/kvm/powerpc.c                 |   37 +
>  arch/powerpc/platforms/powernv/opal-call.c |    3 +
>  arch/powerpc/sysdev/xive/native.c          |  110 +++
>  include/linux/kvm_host.h                   |   10 +
>  include/uapi/linux/kvm.h                   |    3 +
>  virt/kvm/kvm_main.c                        |   24 +
>  31 files changed, 2670 insertions(+), 285 deletions(-)
>  create mode 100644 Documentation/virtual/kvm/devices/xive.txt
>  create mode 100644 arch/powerpc/kvm/book3s_xive_native.c