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KVM: add basic paravirt support

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Add basic KVM paravirt support. Avoid vm-exits on IO delays.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Marcelo Tosatti
2008-02-22 12:21:36 -05:00
committed by Avi Kivity
parent 308b0f239e
commit a28e4f5a62
3 changed files with 4 additions and 1 deletions
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include/linux/kvm.h
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@@ -237,6 +237,7 @@ struct kvm_vapic_addr {
#define KVM_CAP_NR_VCPUS 9 /* returns max vcpus per vm */
#define KVM_CAP_NR_MEMSLOTS 10 /* returns max memory slots per vm */
#define KVM_CAP_PIT 11
#define KVM_CAP_NOP_IO_DELAY 12
/*
* ioctls for VM fds