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author | Eddie Dong <eddie.dong@intel.com> | 2007-07-18 11:15:21 +0200 |
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committer | Avi Kivity <avi@qumranet.com> | 2007-10-13 10:18:25 +0200 |
commit | b6958ce44a11a9e9425d2b67a653b1ca2a27796f (patch) | |
tree | 503478ef27254df9b6ea21d2a6a279a7dfe2ef04 /drivers/kvm/kvm.h | |
parent | KVM: In-kernel I/O APIC model (diff) | |
download | linux-b6958ce44a11a9e9425d2b67a653b1ca2a27796f.tar.xz linux-b6958ce44a11a9e9425d2b67a653b1ca2a27796f.zip |
KVM: Emulate hlt in the kernel
By sleeping in the kernel when hlt is executed, we simplify the in-kernel
guest interrupt path considerably.
Signed-off-by: Gregory Haskins <ghaskins@novell.com>
Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/kvm.h')
-rw-r--r-- | drivers/kvm/kvm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h index 8d07a993af94..bb506b71797d 100644 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h @@ -231,6 +231,7 @@ struct kvm_stat { u32 signal_exits; u32 irq_window_exits; u32 halt_exits; + u32 halt_wakeup; u32 request_irq_exits; u32 irq_exits; u32 light_exits; @@ -353,6 +354,7 @@ struct kvm_vcpu { gva_t mmio_fault_cr2; struct kvm_pio_request pio; void *pio_data; + wait_queue_head_t wq; int sigset_active; sigset_t sigset; |