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author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-03 13:21:40 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-03 13:21:40 -0700 |
commit | fe489bf4505ae26d3c6d6a1f1d3064c2a9c5cd85 (patch) | |
tree | 46596fd7edf7c4da1dafdb2c62011841e71cf32d /virt/kvm/kvm_main.c | |
parent | 3e34131a65127e73fbae68c82748f32c8af7e4a4 (diff) | |
parent | a3ff5fbc94a829680d4aa005cd17add1c1a1fb5b (diff) | |
download | linux-fe489bf4505ae26d3c6d6a1f1d3064c2a9c5cd85.tar.gz linux-fe489bf4505ae26d3c6d6a1f1d3064c2a9c5cd85.tar.bz2 linux-fe489bf4505ae26d3c6d6a1f1d3064c2a9c5cd85.zip |
Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM fixes from Paolo Bonzini:
"On the x86 side, there are some optimizations and documentation
updates. The big ARM/KVM change for 3.11, support for AArch64, will
come through Catalin Marinas's tree. s390 and PPC have misc cleanups
and bugfixes"
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (87 commits)
KVM: PPC: Ignore PIR writes
KVM: PPC: Book3S PR: Invalidate SLB entries properly
KVM: PPC: Book3S PR: Allow guest to use 1TB segments
KVM: PPC: Book3S PR: Don't keep scanning HPTEG after we find a match
KVM: PPC: Book3S PR: Fix invalidation of SLB entry 0 on guest entry
KVM: PPC: Book3S PR: Fix proto-VSID calculations
KVM: PPC: Guard doorbell exception with CONFIG_PPC_DOORBELL
KVM: Fix RTC interrupt coalescing tracking
kvm: Add a tracepoint write_tsc_offset
KVM: MMU: Inform users of mmio generation wraparound
KVM: MMU: document fast invalidate all mmio sptes
KVM: MMU: document fast invalidate all pages
KVM: MMU: document fast page fault
KVM: MMU: document mmio page fault
KVM: MMU: document write_flooding_count
KVM: MMU: document clear_spte_count
KVM: MMU: drop kvm_mmu_zap_mmio_sptes
KVM: MMU: init kvm generation close to mmio wrap-around value
KVM: MMU: add tracepoint for check_mmio_spte
KVM: MMU: fast invalidate all mmio sptes
...
Diffstat (limited to 'virt/kvm/kvm_main.c')
-rw-r--r-- | virt/kvm/kvm_main.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 302681c4aa44..1580dd4ace4e 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2926,7 +2926,8 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr, struct kvm_io_bus *new_bus, *bus; bus = kvm->buses[bus_idx]; - if (bus->dev_count > NR_IOBUS_DEVS - 1) + /* exclude ioeventfd which is limited by maximum fd */ + if (bus->dev_count - bus->ioeventfd_count > NR_IOBUS_DEVS - 1) return -ENOSPC; new_bus = kzalloc(sizeof(*bus) + ((bus->dev_count + 1) * @@ -3181,6 +3182,7 @@ int kvm_init(void *opaque, unsigned vcpu_size, unsigned vcpu_align, out_undebugfs: unregister_syscore_ops(&kvm_syscore_ops); + misc_deregister(&kvm_dev); out_unreg: kvm_async_pf_deinit(); out_free: |