diff options
Diffstat (limited to 'Documentation/kvm/msr.txt')
| -rw-r--r-- | Documentation/kvm/msr.txt | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/kvm/msr.txt b/Documentation/kvm/msr.txt index e67b4a8783df..d079aed27e03 100644 --- a/Documentation/kvm/msr.txt +++ b/Documentation/kvm/msr.txt | |||
| @@ -154,9 +154,10 @@ MSR_KVM_SYSTEM_TIME: 0x12 | |||
| 154 | MSR_KVM_ASYNC_PF_EN: 0x4b564d02 | 154 | MSR_KVM_ASYNC_PF_EN: 0x4b564d02 |
| 155 | data: Bits 63-6 hold 64-byte aligned physical address of a | 155 | data: Bits 63-6 hold 64-byte aligned physical address of a |
| 156 | 64 byte memory area which must be in guest RAM and must be | 156 | 64 byte memory area which must be in guest RAM and must be |
| 157 | zeroed. Bits 5-1 are reserved and should be zero. Bit 0 is 1 | 157 | zeroed. Bits 5-2 are reserved and should be zero. Bit 0 is 1 |
| 158 | when asynchronous page faults are enabled on the vcpu 0 when | 158 | when asynchronous page faults are enabled on the vcpu 0 when |
| 159 | disabled. | 159 | disabled. Bit 2 is 1 if asynchronous page faults can be injected |
| 160 | when vcpu is in cpl == 0. | ||
| 160 | 161 | ||
| 161 | First 4 byte of 64 byte memory location will be written to by | 162 | First 4 byte of 64 byte memory location will be written to by |
| 162 | the hypervisor at the time of asynchronous page fault (APF) | 163 | the hypervisor at the time of asynchronous page fault (APF) |