[PATCH 09/19] qemu-kvm: Use upstream state synchronization services

[Jan Kiszka <jan.kiszka@xxxxxx>]

From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>

Both implementations are identical if we map run_on_cpu on qemu-kvm's
on_vcpu.

Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
---
 kvm-all.c  |   12 ++++++------
 qemu-kvm.c |   29 -----------------------------
 2 files changed, 6 insertions(+), 35 deletions(-)

diff --git a/kvm-all.c b/kvm-all.c
index 2e7de45..c1be056 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -33,6 +33,10 @@
 #include <sys/eventfd.h>
 #endif
 
+#ifndef OBSOLETE_KVM_IMPL
+#define run_on_cpu on_vcpu
+#endif /* !OBSOLETE_KVM_IMPL */
+
 /* KVM uses PAGE_SIZE in it's definition of COALESCED_MMIO_MAX */
 #define PAGE_SIZE TARGET_PAGE_SIZE
 
@@ -896,8 +900,6 @@ void kvm_flush_coalesced_mmio_buffer(void)
     }
 }
 
-#ifdef OBSOLETE_KVM_IMPL
-
 static void do_kvm_cpu_synchronize_state(void *_env)
 {
     CPUState *env = _env;
@@ -927,6 +929,8 @@ void kvm_cpu_synchronize_post_init(CPUState *env)
     env->kvm_vcpu_dirty = 0;
 }
 
+#ifdef OBSOLETE_KVM_IMPL
+
 int kvm_cpu_exec(CPUState *env)
 {
     struct kvm_run *run = env->kvm_run;
@@ -1137,10 +1141,6 @@ void kvm_setup_guest_memory(void *start, size_t size)
 }
 
 #ifdef KVM_CAP_SET_GUEST_DEBUG
-#ifndef OBSOLETE_KVM_IMPL
-#define run_on_cpu on_vcpu
-#endif /* !OBSOLETE_KVM_IMPL */
-
 struct kvm_sw_breakpoint *kvm_find_sw_breakpoint(CPUState *env,
                                                  target_ulong pc)
 {
diff --git a/qemu-kvm.c b/qemu-kvm.c
index 508580e..d65ff67 100644
--- a/qemu-kvm.c
+++ b/qemu-kvm.c
@@ -1097,35 +1097,6 @@ void on_vcpu(CPUState *env, void (*func)(void *data), void *data)
     }
 }
 
-static void do_kvm_cpu_synchronize_state(void *_env)
-{
-    CPUState *env = _env;
-
-    if (!env->kvm_vcpu_dirty) {
-        kvm_arch_get_registers(env);
-        env->kvm_vcpu_dirty = 1;
-    }
-}
-
-void kvm_cpu_synchronize_state(CPUState *env)
-{
-    if (!env->kvm_vcpu_dirty) {
-        on_vcpu(env, do_kvm_cpu_synchronize_state, env);
-    }
-}
-
-void kvm_cpu_synchronize_post_reset(CPUState *env)
-{
-    kvm_arch_put_registers(env, KVM_PUT_RESET_STATE);
-    env->kvm_vcpu_dirty = 0;
-}
-
-void kvm_cpu_synchronize_post_init(CPUState *env)
-{
-    kvm_arch_put_registers(env, KVM_PUT_FULL_STATE);
-    env->kvm_vcpu_dirty = 0;
-}
-
 static void inject_interrupt(void *data)
 {
     cpu_interrupt(current_env, (long) data);
-- 
1.7.1

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