Patchwork [19/31] kvm: x86: Prepare kvm_get_mp_state for in-kernel irqchip

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Submitter Marcelo Tosatti
Date Jan. 24, 2011, 9:02 a.m.
Message ID <c14750e8ad4a9d8d7621e2594abda34df19a6eff.1295859760.git.mtosatti@redhat.com>
Download mbox | patch
Permalink /patch/80098/
State New
Headers show

Comments

Marcelo Tosatti - Jan. 24, 2011, 9:02 a.m.
From: Jan Kiszka <jan.kiszka@siemens.com>

This code path will not yet be taken as we still lack in-kernel irqchip
support. But qemu-kvm can already make use of it and drop its own
mp_state access services.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---
 target-i386/kvm.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

Patch

diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index 9bb34ab..531b69e 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -1198,6 +1198,9 @@  static int kvm_get_mp_state(CPUState *env)
         return ret;
     }
     env->mp_state = mp_state.mp_state;
+    if (kvm_irqchip_in_kernel()) {
+        env->halted = (mp_state.mp_state == KVM_MP_STATE_HALTED);
+    }
     return 0;
 }