#include <palacios/vmm_hashtable.h>
#include <palacios/vmm_list.h>
#include <palacios/vmm_msr.h>
-
+#include <palacios/vmm_lock.h>
#include <palacios/vmm_config.h>
};
-
struct v3_shdw_impl_state {
struct v3_shdw_pg_impl * current_impl;
void * impl_data;
+
+ v3_rw_lock_t event_callback_lock;
+ struct list_head event_callback_list;
+
};
struct v3_shdw_pg_state {
v3_reg_t guest_cr3;
v3_reg_t guest_cr0;
v3_msr_t guest_efer;
+ v3_reg_t guest_cr4;
void * local_impl_data;
-#ifdef CONFIG_SHADOW_PAGING_TELEMETRY
+#ifdef V3_CONFIG_SHADOW_PAGING_TELEMETRY
uint_t guest_faults;
#endif
-};
+};
+struct v3_shdw_pg_event {
+ enum {SHADOW_PAGEFAULT,SHADOW_INVLPG,SHADOW_INVALIDATE,SHADOW_ACTIVATE} event_type;
+ enum {SHADOW_PREIMPL, SHADOW_POSTIMPL} event_order;
+ addr_t gva; // for pf and invlpg
+ pf_error_t error_code; // for pf
+};
int v3_is_guest_pf(pt_access_status_t guest_access, pt_access_status_t shadow_access);
+int v3_register_shadow_paging_event_callback(struct v3_vm_info *vm,
+ int (*callback)(struct guest_info *core,
+ struct v3_shdw_pg_event *event,
+ void *priv_data),
+ void *priv_data);
+
+int v3_unregister_shadow_paging_event_callback(struct v3_vm_info *vm,
+ int (*callback)(struct guest_info *core,
+ struct v3_shdw_pg_event *event,
+ void *priv_data),
+ void *priv_data);
+
int V3_init_shdw_paging();
+int V3_deinit_shdw_paging();
#define register_shdw_pg_impl(impl) \
static struct v3_shdw_pg_impl * _v3_shdw_pg_impl \