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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-30 12:56:17 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-30 12:56:17 -0800 |
commit | b07d41b77e58baa2df2326cec68dde03cb2348c5 (patch) | |
tree | 80bf63803e52c4930dd0118046ab3d2f074d529f /Documentation/kvm/api.txt | |
parent | 8fa4d8702de3b32854344635667290776d1a754b (diff) | |
parent | b4329db0d7fd5a233866e799ad3bae8639e90c71 (diff) |
Merge branch 'kvm-updates/2.6.33' of git://git.kernel.org/pub/scm/virt/kvm/kvm
* 'kvm-updates/2.6.33' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
KVM: get rid of kvm_create_vm() unused label warning on s390
KVM: powerpc: Fix mtsrin in book3s_64 mmu
KVM: ia64: fix build breakage due to host spinlock change
KVM: x86: Extend KVM_SET_VCPU_EVENTS with selective updates
KVM: LAPIC: make sure IRR bitmap is scanned after vm load
KVM: Fix possible circular locking in kvm_vm_ioctl_assign_device()
KVM: MMU: remove prefault from invlpg handler
Diffstat (limited to 'Documentation/kvm/api.txt')
-rw-r--r-- | Documentation/kvm/api.txt | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt index e1a11416102..2811e452f75 100644 --- a/Documentation/kvm/api.txt +++ b/Documentation/kvm/api.txt @@ -685,7 +685,7 @@ struct kvm_vcpu_events { __u8 pad; } nmi; __u32 sipi_vector; - __u32 flags; /* must be zero */ + __u32 flags; }; 4.30 KVM_SET_VCPU_EVENTS @@ -701,6 +701,14 @@ vcpu. See KVM_GET_VCPU_EVENTS for the data structure. +Fields that may be modified asynchronously by running VCPUs can be excluded +from the update. These fields are nmi.pending and sipi_vector. Keep the +corresponding bits in the flags field cleared to suppress overwriting the +current in-kernel state. The bits are: + +KVM_VCPUEVENT_VALID_NMI_PENDING - transfer nmi.pending to the kernel +KVM_VCPUEVENT_VALID_SIPI_VECTOR - transfer sipi_vector + 5. The kvm_run structure |