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| author | Hollis Blanchard <hollisb@us.ibm.com> | 2008-04-25 22:55:49 (GMT) |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-05-04 11:44:44 (GMT) |
| commit | 45c5eb67da5a668abe79c23a7e64dbc87a600f90 (patch) | |
| tree | b2b9ff85ecb5b35d246d68da94b20cb9f9912bff /include/asm-powerpc/kvm_host.h | |
| parent | 3fe913e7c550a869e250d04c34410f7a6e263f7c (diff) | |
| download | linux-45c5eb67da5a668abe79c23a7e64dbc87a600f90.tar.xz | |
KVM: ppc: Handle guest idle by emulating MSR[WE] writes
This reduces host CPU usage when the guest is idle. However, the guest must
set MSR[WE] in its idle loop, which Linux did not do until 2.6.26.
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Jerone Young <jyoung5@us.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'include/asm-powerpc/kvm_host.h')
| -rw-r--r-- | include/asm-powerpc/kvm_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-powerpc/kvm_host.h b/include/asm-powerpc/kvm_host.h index 04ffbb8..81a69d7 100644 --- a/include/asm-powerpc/kvm_host.h +++ b/include/asm-powerpc/kvm_host.h @@ -59,6 +59,7 @@ struct kvm_vcpu_stat { u32 emulated_inst_exits; u32 dec_exits; u32 ext_intr_exits; + u32 halt_wakeup; }; struct tlbe { |