... to synchronize CPU state to KVM
* in addition link kvm-stub.o to *-user target and fix related compiling issues.
Signed-off-by: Igor Mammedov <imamm...@redhat.com>
---
Makefile.target | 6 ++++++
include/sysemu/kvm.h | 22 ++++++++++++----------
kvm-all.c | 1 +
kvm-stub.c | 5 +++++
qom/cpu.c | 4 ++++
vl.c | 1 -
6 files changed, 28 insertions(+), 11 deletions(-)
diff --git a/Makefile.target b/Makefile.target
index 2bd6d14..0c2c24a 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -76,6 +76,12 @@ obj-y += disas.o
obj-$(CONFIG_GDBSTUB_XML) += gdbstub-xml.o
#########################################################
+# user emulator target
+ifdef CONFIG_USER_ONLY
+obj-y += kvm-stub.o
+endif #CONFIG_USER_ONLY
+
+#########################################################
# Linux user emulator target
ifdef CONFIG_LINUX_USER
diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
index 495e6f8..8534e44 100644
--- a/include/sysemu/kvm.h
+++ b/include/sysemu/kvm.h
@@ -144,10 +144,10 @@ int kvm_cpu_exec(CPUArchState *env);
#if !defined(CONFIG_USER_ONLY)
void *kvm_vmalloc(ram_addr_t size);
void *kvm_arch_vmalloc(ram_addr_t size);
-void kvm_setup_guest_memory(void *start, size_t size);
+#endif
+void kvm_setup_guest_memory(void *start, size_t size);
void kvm_flush_coalesced_mmio_buffer(void);
-#endif
int kvm_insert_breakpoint(CPUArchState *current_env, target_ulong addr,
target_ulong len, int type);
@@ -250,8 +250,6 @@ int kvm_check_extension(KVMState *s, unsigned int
extension);
uint32_t kvm_arch_get_supported_cpuid(KVMState *env, uint32_t function,
uint32_t index, int reg);
void kvm_cpu_synchronize_state(CPUArchState *env);
-void kvm_cpu_synchronize_post_reset(CPUState *cpu);
-void kvm_cpu_synchronize_post_init(CPUState *cpu);
/* generic hooks - to be moved/refactored once there are more users */
@@ -262,6 +260,16 @@ static inline void cpu_synchronize_state(CPUArchState *env)
}
}
+#if !defined(CONFIG_USER_ONLY)
+int kvm_physical_memory_addr_from_host(KVMState *s, void *ram_addr,
+ hwaddr *phys_addr);
+#endif
+
+#endif
+
+void kvm_cpu_synchronize_post_reset(CPUState *cpu);
+void kvm_cpu_synchronize_post_init(CPUState *cpu);
+
static inline void cpu_synchronize_post_reset(CPUState *cpu)
{
if (kvm_enabled()) {
@@ -277,12 +285,6 @@ static inline void cpu_synchronize_post_init(CPUState *cpu)
}
-#if !defined(CONFIG_USER_ONLY)
-int kvm_physical_memory_addr_from_host(KVMState *s, void *ram_addr,
- hwaddr *phys_addr);
-#endif
-
-#endif
int kvm_set_ioeventfd_mmio(int fd, uint32_t adr, uint32_t val, bool assign,
uint32_t size);
diff --git a/kvm-all.c b/kvm-all.c
index fc4e17c..1d17128 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -109,6 +109,7 @@ bool kvm_async_interrupts_allowed;
bool kvm_irqfds_allowed;
bool kvm_msi_via_irqfd_allowed;
bool kvm_gsi_routing_allowed;
+bool kvm_allowed;
static const KVMCapabilityInfo kvm_required_capabilites[] = {
KVM_CAP_INFO(USER_MEMORY),
diff --git a/kvm-stub.c b/kvm-stub.c
index 82875dd..f3e9438 100644
--- a/kvm-stub.c
+++ b/kvm-stub.c
@@ -12,7 +12,9 @@
#include "qemu-common.h"
#include "hw/hw.h"
+#ifndef CONFIG_USER_ONLY
#include "hw/pci/msi.h"
+#endif
#include "cpu.h"
#include "exec/gdbstub.h"
#include "sysemu/kvm.h"
@@ -23,6 +25,7 @@ bool kvm_async_interrupts_allowed;
bool kvm_irqfds_allowed;
bool kvm_msi_via_irqfd_allowed;
bool kvm_gsi_routing_allowed;
+bool kvm_allowed;
int kvm_init_vcpu(CPUState *cpu)
{
@@ -122,6 +125,7 @@ int kvm_on_sigbus(int code, void *addr)
return 1;
}
+#ifndef CONFIG_USER_ONLY
int kvm_irqchip_add_msi_route(KVMState *s, MSIMessage msg)
{
return -ENOSYS;
@@ -145,3 +149,4 @@ int kvm_irqchip_remove_irqfd_notifier(KVMState *s,
EventNotifier *n, int virq)
{
return -ENOSYS;
}
+#endif
diff --git a/qom/cpu.c b/qom/cpu.c
index e242dcb..0c76712 100644
--- a/qom/cpu.c
+++ b/qom/cpu.c
@@ -20,6 +20,7 @@
#include "qom/cpu.h"
#include "qemu-common.h"
+#include "sysemu/kvm.h"
void cpu_reset_interrupt(CPUState *cpu, int mask)
{
@@ -57,6 +58,9 @@ static ObjectClass *cpu_common_class_by_name(const char
*cpu_model)
static void cpu_common_realizefn(DeviceState *dev, Error **errp)
{
+ if (dev->hotplugged) {
+ cpu_synchronize_post_init(CPU(dev));
+ }
}
static void cpu_class_init(ObjectClass *klass, void *data)
diff --git a/vl.c b/vl.c
index a8bba04..97f0349 100644
--- a/vl.c
+++ b/vl.c
@@ -267,7 +267,6 @@ static NotifierList machine_init_done_notifiers =
NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
static bool tcg_allowed = true;
-bool kvm_allowed;
bool xen_allowed;
uint32_t xen_domid;
enum xen_mode xen_mode = XEN_EMULATE;
--
1.8.1.4
