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Subject[GIT PULL] KVM updates for the 3.8 merge window


Please pull from

git:// tags/kvm-3.8-1

to receive the KVM updates for the 3.8 merge window, including
considerable KVM/PPC work, x86 kvmclock vsyscall support, IA32_TSC_ADJUST
MSR emulation, amongst others.


Alex Williamson (2):
KVM: Fix user memslot overlap check
kvm: Fix irqfd resampler list walk

Alexander Graf (37):
KVM: PPC: PR: Use generic tracepoint for guest exit
KVM: PPC: Expose SYNC cap based on mmu notifiers
KVM: PPC: BookE: Expose remote TLB flushes in debugfs
KVM: PPC: E500: Fix clear_tlb_refs
KVM: PPC: BookE: Add check_requests helper function
KVM: PPC: BookE: Add support for vcpu->mode
KVM: PPC: E500: Implement MMU notifiers
KVM: PPC: BookE: Add some more trace points
KVM: PPC: BookE: No duplicate request != 0 check
KVM: PPC: Use same kvmppc_prepare_to_enter code for booke and book3s_pr
KVM: PPC: Book3s: PR: Add (dumb) MMU Notifier support
KVM: PPC: BookE: Drop redundant vcpu->mode set
KVM: PPC: Book3S: PR: Only do resched check once per exit
KVM: PPC: Exit guest context while handling exit
KVM: PPC: Book3S: PR: Indicate we're out of guest mode
KVM: PPC: Consistentify vcpu exit path
KVM: PPC: Book3S: PR: Rework irq disabling
KVM: PPC: Move kvm_guest_enter call into generic code
KVM: PPC: Add return value in prepare_to_enter
KVM: PPC: Add return value to core_check_requests
KVM: PPC: 44x: Initialize PVR
KVM: PPC: BookE: Add MCSR SPR support
KVM: PPC: Use symbols for exit trace
KVM: PPC: E500: Remove E500_TLB_DIRTY flag
KVM: PPC: 440: Implement mtdcrx
KVM: PPC: 440: Implement mfdcrx
KVM: PPC: BookE: Support FPU on non-hv systems
KVM: PPC: 44x: fix DCR read/write
KVM: Documentation: Fix reentry-to-be-consistent paragraph
KVM: PPC: Move mtspr/mfspr emulation into own functions
PPC: ePAPR: Convert header to uapi
Merge commit 'origin/queue' into for-queue
PPC: ePAPR: Convert hcall header to uapi (round 2)
KVM: Distangle eventfd code from irqchip
KVM: PPC: Support eventfd
KVM: PPC: Make EPCR a valid field for booke64 and bookehv

Bharat Bhushan (3):
KVM: PPC: booke: Add watchdog emulation
booke: Added ONE_REG interface for IAC/DAC debug registers
Document IACx/DACx registers access using ONE_REG API

Borislav Petkov (1):
KVM: SVM: Cleanup error statements

Christian Borntraeger (1):
s390/kvm: dont announce RRBM support

Christoffer Dall (1):
KVM: Take kvm instead of vcpu to mmu_notifier_retry

Cornelia Huck (1):
s390/kvm: Add documentation for KVM_S390_INTERRUPT

Gleb Natapov (5):
KVM: do not de-cache cr4 bits needlessly
KVM: use is_idle_task() instead of idle_cpu() to decide when to halt in async_pf
KVM: VMX: fix DPL during entry to protected mode
VMX: remove unneeded enable_unrestricted_guest check
KVM: emulator: fix real mode segment checks in address linearization

Guo Chao (3):
KVM: do not kfree error pointer
KVM: x86: fix return value of kvm_vm_ioctl_set_tss_addr()
KVM: remove unnecessary return value check

Jan Kiszka (3):
KVM: x86: Convert kvm_arch_vcpu_reset into private kvm_vcpu_reset
KVM: x86: Make emulator_fix_hypercall static
KVM: x86: Fix uninitialized return code

Jason J. Herne (1):
s390/kvm: Interrupt injection bugfix

Joerg Roedel (1):
KVM: SVM: update MAINTAINERS entry

Julia Lawall (1):
arch/powerpc/kvm/e500_tlb.c: fix error return code

Julian Stecklina (1):
KVM: x86: Make register state after reset conform to specification

Liu Yu-B13201 (3):
KVM: PPC: Add support for ePAPR idle hcall in host kernel
KVM: PPC: ev_idle hcall support for e500 guests
PPC: Don't use hardcoded opcode for ePAPR hcall invocation

Marcelo Tosatti (22):
Merge branch 'for-upstream' of into queue
Merge remote-tracking branch 'master' into queue
Merge branch 'for-queue' of into queue
KVM: x86: retain pvclock guest stopped bit in guest memory
x86: kvmclock: allocate pvclock shared memory area
x86: pvclock: make sure rdtsc doesnt speculate out of region
x86: pvclock: remove pvclock_shadow_time
x86: pvclock: create helper for pvclock data retrieval
x86: pvclock: introduce helper to read flags
x86: pvclock: add note about rdtsc barriers
sched: add notifier for cross-cpu migrations
x86: pvclock: generic pvclock vsyscall initialization
x86: kvm guest: pvclock vsyscall support
x86: vdso: pvclock gettime support
KVM: x86: pass host_tsc to read_l1_tsc
time: export time information for KVM pvclock
KVM: x86: notifier for clocksource changes
KVM: x86: implement PVCLOCK_TSC_STABLE_BIT pvclock flag
KVM: x86: add kvm_arch_vcpu_postcreate callback, move TSC initialization
KVM: x86: require matched TSC offsets for master clock
KVM: x86: update pvclock area conditionally, on cpu migration
Merge branch 'for-upstream' of into queue

Michael Ellerman (1):
MAINTAINERS: Add git tree link for PPC KVM

Michael S. Tsirkin (2):
kvm: add kvm_set_irq_inatomic
kvm: deliver msi interrupts from irq handler

Mihai Caraman (12):
KVM: PPC: bookehv: Allow duplicate calls of DO_KVM macro
KVM: PPC: e500: Silence bogus GCC warning in tlb code
KVM: PPC: booke: Fix get_tb() compile error on 64-bit
KVM: PPC: bookehv: Remove GET_VCPU macro from exception handler
KVM: PPC: bookehv64: Add support for interrupt handling
KVM: PPC: e500: Add emulation helper for getting instruction ea
KVM: PPC: Mask ea's high 32-bits in 32/64 instr emulation
KVM: PPC: e500: Mask MAS2 EPN high 32-bits in 32/64 tlbwe emulation
KVM: PPC: booke: Extend MAS2 EPN mask for 64-bit
KVM: PPC: bookehv: Add guest computation mode for irq delivery
KVM: PPC: bookehv: Add EPCR support in mtspr/mfspr emulation
KVM: PPC: booke: Get/set guest EPCR register using ONE_REG interface

Paul Mackerras (32):
KVM: PPC: Quieten message about allocating linear regions
KVM: PPC: Book3S HV: Take the SRCU read lock before looking up memslots
KVM: PPC: Move kvm->arch.slot_phys into memslot.arch
KVM: PPC: Book3S HV: Handle memory slot deletion and modification correctly
KVM: Move some PPC ioctl definitions to the correct place
KVM: PPC: Book3S HV: Fix updates of vcpu->cpu
KVM: PPC: Book3S HV: Remove bogus update of physical thread IDs
KVM: PPC: Book3S HV: Fix calculation of guest phys address for MMIO emulation
KVM: PPC: Book3S: Get/set guest SPRs using the GET/SET_ONE_REG interface
KVM: PPC: Book3S: Get/set guest FP regs using the GET/SET_ONE_REG interface
KVM: PPC: Book3S HV: Provide a way for userspace to get/set per-vCPU areas
KVM: PPC: Book3S HV: Allow KVM guests to stop secondary threads coming online
KVM: PPC: Book3S HV: Fix some races in starting secondary threads
KVM: PPC: Book3s HV: Don't access runnable threads list without vcore lock
KVM: PPC: Book3S HV: Fixes for late-joining threads
KVM: PPC: Book3S HV: Run virtual core whenever any vcpus in it can run
KVM: PPC: Book3S HV: Fix accounting of stolen time
KVM: PPC: Book3S HV: Allow DTL to be set to address 0, length 0
KVM: PPC: Book3S HV: Fix thinko in try_lock_hpte()
KVM: PPC: Book3S HV: Restructure HPT entry creation code
KVM: PPC: Book3S HV: Fix bug causing loss of page dirty state
KVM: PPC: Book3S HV: Add a mechanism for recording modified HPTEs
KVM: PPC: Book3S HV: Make a HPTE removal function available
KVM: PPC: Book3S HV: Provide a method for userspace to read and write the HPT
KVM: PPC: Book3S HV: Reset reverse-map chains when resetting the HPT
KVM: PPC: Book3S HV: Report correct HPT entry index when reading HPT
KVM: PPC: Book3S HV: Don't give the guest RW access to RO pages
KVM: PPC: Book3S PR: Emulate PURR, SPURR and DSCR registers
KVM: PPC: Book3S PR: Fix VSX handling
KVM: PPC: Book3S PR: MSR_DE doesn't exist on Book 3S
KVM: PPC: Book3S HV: Improve handling of local vs. global TLB invalidations
KVM: PPC: Book3S HV: Handle guest-caused machine checks on POWER7 without panicking

Scott Wood (5):
powerpc/fsl-soc: use CONFIG_EPAPR_PARAVIRT for hcalls
powerpc/epapr: export epapr_hypercall_start
KVM: PPC: e500: fix allocation size error on g2h_tlb1_map
KVM: PPC: e500: MMU API: fix leak of shared_tlb_pages
KVM: PPC: set IN_GUEST_MODE before checking requests

Shuah Khan (1):
KVM: change kvm_assign_device() to print return value when iommu_attach_device() fails

Stuart Yoder (4):
PPC: epapr: create define for return code value of success
KVM: PPC: use definitions in epapr header for hcalls
KVM: PPC: add pvinfo for hcall opcodes on e500mc/e5500
PPC: select EPAPR_PARAVIRT for all users of epapr hcalls

Wei Yongjun (1):
KVM: ia64: remove unused variable in kvm_release_vm_pages()

Will Auld (2):
KVM: x86: Add code to track call origin for msr assignment
KVM: x86: Emulate IA32_TSC_ADJUST MSR

Xiao Guangrong (10):
KVM: MMU: remove mmu_is_invalid
KVM: MMU: cleanup FNAME(page_fault)
KVM: MMU: move prefetch_invalid_gpte out of pagaing_tmp.h
KVM: MMU: introduce FNAME(prefetch_gpte)
KVM: VMX: report internal error for the unhandleable event
KVM: VMX: report internal error for MMIO #PF due to delivery event
KVM: do not treat noslot pfn as a error pfn
KVM: VMX: fix invalid cpu passed to smp_call_function_single
KVM: VMX: fix memory order between loading vmcs and clearing vmcs
KVM: MMU: optimize for set_spte

Zhang Xiantao (2):
kvm: remove unnecessary bit checking for ept violation
kvm: don't use bit24 for detecting address-specific invalidation capability

Zhang Yanfei (3):
x86/kexec: VMCLEAR VMCSs loaded on all cpus if necessary
KVM: VMX: provide the vmclear function and a bitmap to support VMCLEAR in kdump
x86/kexec: crash_vmclear_local_vmcss needs __rcu

Documentation/virtual/kvm/api.txt | 140 +++++
arch/ia64/kvm/kvm-ia64.c | 7
arch/powerpc/include/asm/Kbuild | 2
arch/powerpc/include/asm/epapr_hcalls.h | 549 ++++++++++++++++++--
arch/powerpc/include/asm/fsl_hcalls.h | 36 -
arch/powerpc/include/asm/kvm.h | 59 ++
arch/powerpc/include/asm/kvm_asm.h | 1
arch/powerpc/include/asm/kvm_book3s.h | 12
arch/powerpc/include/asm/kvm_book3s_64.h | 33 +
arch/powerpc/include/asm/kvm_booke_hv_asm.h | 29 +
arch/powerpc/include/asm/kvm_host.h | 72 ++
arch/powerpc/include/asm/kvm_para.h | 21
arch/powerpc/include/asm/kvm_ppc.h | 89 +++
arch/powerpc/include/asm/mmu-book3e.h | 2
arch/powerpc/include/asm/mmu-hash64.h | 10
arch/powerpc/include/asm/reg.h | 1
arch/powerpc/include/asm/reg_booke.h | 7
arch/powerpc/include/asm/smp.h | 8
arch/powerpc/include/uapi/asm/Kbuild | 1
arch/powerpc/include/uapi/asm/epapr_hcalls.h | 576 +++++----------------
arch/powerpc/include/uapi/asm/kvm.h | 27 +
arch/powerpc/kernel/asm-offsets.c | 4
arch/powerpc/kernel/epapr_hcalls.S | 28 +
arch/powerpc/kernel/epapr_paravirt.c | 11
arch/powerpc/kernel/kvm.c | 2
arch/powerpc/kernel/ppc_ksyms.c | 5
arch/powerpc/kernel/smp.c | 46 +
arch/powerpc/kvm/44x.c | 1
arch/powerpc/kvm/44x_emulate.c | 112 ++--
arch/powerpc/kvm/Kconfig | 4
arch/powerpc/kvm/Makefile | 5
arch/powerpc/kvm/book3s.c | 125 ++++
arch/powerpc/kvm/book3s_32_mmu_host.c | 3
arch/powerpc/kvm/book3s_64_mmu_host.c | 3
arch/powerpc/kvm/book3s_64_mmu_hv.c | 480 ++++++++++++++++--
arch/powerpc/kvm/book3s_emulate.c | 16
arch/powerpc/kvm/book3s_exports.c | 3
arch/powerpc/kvm/book3s_hv.c | 709 +++++++++++++++++++--------
arch/powerpc/kvm/book3s_hv_builtin.c | 4
arch/powerpc/kvm/book3s_hv_ras.c | 144 +++++
arch/powerpc/kvm/book3s_hv_rm_mmu.c | 145 ++++-
arch/powerpc/kvm/book3s_hv_rmhandlers.S | 142 +++--
arch/powerpc/kvm/book3s_mmu_hpte.c | 5
arch/powerpc/kvm/book3s_pr.c | 310 +++++++----
arch/powerpc/kvm/book3s_rmhandlers.S | 18
arch/powerpc/kvm/booke.c | 434 ++++++++++++----
arch/powerpc/kvm/booke.h | 1
arch/powerpc/kvm/booke_emulate.c | 36 +
arch/powerpc/kvm/bookehv_interrupts.S | 145 +++++
arch/powerpc/kvm/e500.h | 11
arch/powerpc/kvm/e500_emulate.c | 14
arch/powerpc/kvm/e500_tlb.c | 138 +++--
arch/powerpc/kvm/emulate.c | 221 ++++----
arch/powerpc/kvm/powerpc.c | 219 ++++++--
arch/powerpc/kvm/trace.h | 208 ++++++-
arch/powerpc/platforms/Kconfig | 1
arch/powerpc/sysdev/fsl_msi.c | 9
arch/powerpc/sysdev/fsl_soc.c | 2
arch/s390/kvm/interrupt.c | 19
arch/s390/kvm/kvm-s390.c | 7
arch/x86/include/asm/clocksource.h | 1
arch/x86/include/asm/cpufeature.h | 1
arch/x86/include/asm/fixmap.h | 5
arch/x86/include/asm/kexec.h | 5
arch/x86/include/asm/kvm_guest.h | 6
arch/x86/include/asm/kvm_host.h | 24
arch/x86/include/asm/msr-index.h | 1
arch/x86/include/asm/pvclock.h | 47 +
arch/x86/include/asm/vmx.h | 3
arch/x86/include/asm/vsyscall.h | 20
arch/x86/kernel/crash.c | 36 +
arch/x86/kernel/kvm.c | 20
arch/x86/kernel/kvmclock.c | 112 +++-
arch/x86/kernel/pvclock.c | 163 +++---
arch/x86/kvm/cpuid.c | 3
arch/x86/kvm/cpuid.h | 8
arch/x86/kvm/emulate.c | 5
arch/x86/kvm/lapic.c | 2
arch/x86/kvm/mmu.c | 65 +-
arch/x86/kvm/paging_tmpl.h | 121 +---
arch/x86/kvm/svm.c | 48 +
arch/x86/kvm/trace.h | 69 ++
arch/x86/kvm/vmx.c | 203 +++++--
arch/x86/kvm/x86.c | 564 ++++++++++++++++++---
arch/x86/kvm/x86.h | 2
arch/x86/vdso/vclock_gettime.c | 81 ++-
arch/x86/vdso/vgetcpu.c | 11
drivers/tty/Kconfig | 1
drivers/virt/Kconfig | 1
include/linux/kvm.h | 18
include/linux/kvm_host.h | 53 +-
include/linux/pvclock_gtod.h | 9
include/linux/sched.h | 8
include/uapi/linux/kvm.h | 3
kernel/sched/core.c | 15
kernel/time/timekeeping.c | 50 +
virt/kvm/assigned-dev.c | 36 -
virt/kvm/eventfd.c | 8
virt/kvm/iommu.c | 10
virt/kvm/irq_comm.c | 83 ++-
virt/kvm/kvm_main.c | 57 --
102 files changed, 5596 insertions(+), 1859 deletions(-)

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