kvm: Pass CPUState to kvm_vcpu_ioctl()

Adapt helper functions to pass X86CPU / PowerPCCPU / S390CPU.

Signed-off-by: Andreas Färber <afaerber@suse.de>

4 files changed, 42 insertions, 37 deletions

diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index 0f9a1f7..7e7e3b7 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -296,21 +296,21 @@ void s390x_cpu_timer(void *opaque);
 int s390_virtio_hypercall(CPUS390XState *env, uint64_t mem, uint64_t hypercall);
 
 #ifdef CONFIG_KVM
-void kvm_s390_interrupt(CPUS390XState *env, int type, uint32_t code);
-void kvm_s390_virtio_irq(CPUS390XState *env, int config_change, uint64_t token);
-void kvm_s390_interrupt_internal(CPUS390XState *env, int type, uint32_t parm,
+void kvm_s390_interrupt(S390CPU *cpu, int type, uint32_t code);
+void kvm_s390_virtio_irq(S390CPU *cpu, int config_change, uint64_t token);
+void kvm_s390_interrupt_internal(S390CPU *cpu, int type, uint32_t parm,
                                  uint64_t parm64, int vm);
 #else
-static inline void kvm_s390_interrupt(CPUS390XState *env, int type, uint32_t code)
+static inline void kvm_s390_interrupt(S390CPU *cpu, int type, uint32_t code)
 {
 }
 
-static inline void kvm_s390_virtio_irq(CPUS390XState *env, int config_change,
+static inline void kvm_s390_virtio_irq(S390CPU *cpu, int config_change,
                                        uint64_t token)
 {
 }
 
-static inline void kvm_s390_interrupt_internal(CPUS390XState *env, int type,
+static inline void kvm_s390_interrupt_internal(S390CPU *cpu, int type,
                                                uint32_t parm, uint64_t parm64,
                                                int vm)
 {
diff --git a/target-s390x/interrupt.c b/target-s390x/interrupt.c
index c1b034f..97487bd 100644
--- a/target-s390x/interrupt.c
+++ b/target-s390x/interrupt.c
@@ -19,7 +19,8 @@ void s390_sclp_extint(uint32_t parm)
 
     if (kvm_enabled()) {
 #ifdef CONFIG_KVM
-        kvm_s390_interrupt_internal(env, KVM_S390_INT_SERVICE, parm, 0, 1);
+        kvm_s390_interrupt_internal(dummy_cpu, KVM_S390_INT_SERVICE, parm,
+                                    0, 1);
 #endif
     } else {
         env->psw.addr += 4;
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index d4e6ab2..5422678 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -74,10 +74,9 @@ int kvm_arch_init(KVMState *s)
 
 int kvm_arch_init_vcpu(CPUState *cpu)
 {
-    CPUS390XState *env = &S390_CPU(cpu)->env;
     int ret = 0;
 
-    if (kvm_vcpu_ioctl(env, KVM_S390_INITIAL_RESET, NULL) < 0) {
+    if (kvm_vcpu_ioctl(cpu, KVM_S390_INITIAL_RESET, NULL) < 0) {
         perror("cannot init reset vcpu");
     }
 
@@ -111,7 +110,7 @@ int kvm_arch_put_registers(CPUState *cs, int level)
         for (i = 0; i < 16; i++) {
             regs.gprs[i] = env->regs[i];
         }
-        ret = kvm_vcpu_ioctl(env, KVM_SET_REGS, &regs);
+        ret = kvm_vcpu_ioctl(cs, KVM_SET_REGS, &regs);
         if (ret < 0) {
             return ret;
         }
@@ -136,7 +135,7 @@ int kvm_arch_put_registers(CPUState *cs, int level)
             sregs.acrs[i] = env->aregs[i];
             sregs.crs[i] = env->cregs[i];
         }
-        ret = kvm_vcpu_ioctl(env, KVM_SET_SREGS, &sregs);
+        ret = kvm_vcpu_ioctl(cs, KVM_SET_SREGS, &sregs);
         if (ret < 0) {
             return ret;
         }
@@ -171,7 +170,7 @@ int kvm_arch_get_registers(CPUState *cs)
             env->regs[i] = env->kvm_run->s.regs.gprs[i];
         }
     } else {
-        ret = kvm_vcpu_ioctl(env, KVM_GET_REGS, &regs);
+        ret = kvm_vcpu_ioctl(cs, KVM_GET_REGS, &regs);
         if (ret < 0) {
             return ret;
         }
@@ -189,7 +188,7 @@ int kvm_arch_get_registers(CPUState *cs)
             env->cregs[i] = env->kvm_run->s.regs.crs[i];
         }
     } else {
-        ret = kvm_vcpu_ioctl(env, KVM_GET_SREGS, &sregs);
+        ret = kvm_vcpu_ioctl(cs, KVM_GET_SREGS, &sregs);
         if (ret < 0) {
             return ret;
         }
@@ -289,9 +288,11 @@ int kvm_arch_process_async_events(CPUState *cs)
     return cpu->env.halted;
 }
 
-void kvm_s390_interrupt_internal(CPUS390XState *env, int type, uint32_t parm,
+void kvm_s390_interrupt_internal(S390CPU *cpu, int type, uint32_t parm,
                                  uint64_t parm64, int vm)
 {
+    CPUS390XState *env = &cpu->env;
+    CPUState *cs = CPU(cpu);
     struct kvm_s390_interrupt kvmint;
     int r;
 
@@ -306,7 +307,7 @@ void kvm_s390_interrupt_internal(CPUS390XState *env, int type, uint32_t parm,
     if (vm) {
         r = kvm_vm_ioctl(env->kvm_state, KVM_S390_INTERRUPT, &kvmint);
     } else {
-        r = kvm_vcpu_ioctl(env, KVM_S390_INTERRUPT, &kvmint);
+        r = kvm_vcpu_ioctl(cs, KVM_S390_INTERRUPT, &kvmint);
     }
 
     if (r < 0) {
@@ -315,20 +316,20 @@ void kvm_s390_interrupt_internal(CPUS390XState *env, int type, uint32_t parm,
     }
 }
 
-void kvm_s390_virtio_irq(CPUS390XState *env, int config_change, uint64_t token)
+void kvm_s390_virtio_irq(S390CPU *cpu, int config_change, uint64_t token)
 {
-    kvm_s390_interrupt_internal(env, KVM_S390_INT_VIRTIO, config_change,
+    kvm_s390_interrupt_internal(cpu, KVM_S390_INT_VIRTIO, config_change,
                                 token, 1);
 }
 
-void kvm_s390_interrupt(CPUS390XState *env, int type, uint32_t code)
+void kvm_s390_interrupt(S390CPU *cpu, int type, uint32_t code)
 {
-    kvm_s390_interrupt_internal(env, type, code, 0, 0);
+    kvm_s390_interrupt_internal(cpu, type, code, 0, 0);
 }
 
-static void enter_pgmcheck(CPUS390XState *env, uint16_t code)
+static void enter_pgmcheck(S390CPU *cpu, uint16_t code)
 {
-    kvm_s390_interrupt(env, KVM_S390_PROGRAM_INT, code);
+    kvm_s390_interrupt(cpu, KVM_S390_PROGRAM_INT, code);
 }
 
 static inline void setcc(CPUS390XState *env, uint64_t cc)
@@ -340,9 +341,10 @@ static inline void setcc(CPUS390XState *env, uint64_t cc)
     env->psw.mask |= (cc & 3) << 44;
 }
 
-static int kvm_sclp_service_call(CPUS390XState *env, struct kvm_run *run,
+static int kvm_sclp_service_call(S390CPU *cpu, struct kvm_run *run,
                                  uint16_t ipbh0)
 {
+    CPUS390XState *env = &cpu->env;
     uint32_t sccb;
     uint64_t code;
     int r = 0;
@@ -353,14 +355,14 @@ static int kvm_sclp_service_call(CPUS390XState *env, struct kvm_run *run,
 
     r = sclp_service_call(sccb, code);
     if (r < 0) {
-        enter_pgmcheck(env, -r);
+        enter_pgmcheck(cpu, -r);
     }
     setcc(env, r);
 
     return 0;
 }
 
-static int handle_priv(CPUS390XState *env, struct kvm_run *run, uint8_t ipa1)
+static int handle_priv(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
 {
     int r = 0;
     uint16_t ipbh0 = (run->s390_sieic.ipb & 0xffff0000) >> 16;
@@ -368,7 +370,7 @@ static int handle_priv(CPUS390XState *env, struct kvm_run *run, uint8_t ipa1)
     dprintf("KVM: PRIV: %d\n", ipa1);
     switch (ipa1) {
         case PRIV_SCLP_CALL:
-            r = kvm_sclp_service_call(env, run, ipbh0);
+            r = kvm_sclp_service_call(cpu, run, ipbh0);
             break;
         default:
             dprintf("KVM: unknown PRIV: 0x%x\n", ipa1);
@@ -411,7 +413,7 @@ static int s390_cpu_restart(S390CPU *cpu)
 {
     CPUS390XState *env = &cpu->env;
 
-    kvm_s390_interrupt(env, KVM_S390_RESTART, 0);
+    kvm_s390_interrupt(cpu, KVM_S390_RESTART, 0);
     s390_add_running_cpu(env);
     qemu_cpu_kick(CPU(cpu));
     dprintf("DONE: SIGP cpu restart: %p\n", env);
@@ -425,12 +427,13 @@ static int s390_store_status(CPUS390XState *env, uint32_t parameter)
     return -1;
 }
 
-static int s390_cpu_initial_reset(CPUS390XState *env)
+static int s390_cpu_initial_reset(S390CPU *cpu)
 {
+    CPUS390XState *env = &cpu->env;
     int i;
 
     s390_del_running_cpu(env);
-    if (kvm_vcpu_ioctl(env, KVM_S390_INITIAL_RESET, NULL) < 0) {
+    if (kvm_vcpu_ioctl(CPU(cpu), KVM_S390_INITIAL_RESET, NULL) < 0) {
         perror("cannot init reset vcpu");
     }
 
@@ -489,7 +492,7 @@ static int handle_sigp(CPUS390XState *env, struct kvm_run *run, uint8_t ipa1)
             /* make the caller panic */
             return -1;
         case SIGP_INITIAL_CPU_RESET:
-            r = s390_cpu_initial_reset(target_env);
+            r = s390_cpu_initial_reset(target_cpu);
             break;
         default:
             fprintf(stderr, "KVM: unknown SIGP: 0x%x\n", order_code);
@@ -501,8 +504,9 @@ out:
     return 0;
 }
 
-static int handle_instruction(CPUS390XState *env, struct kvm_run *run)
+static int handle_instruction(S390CPU *cpu, struct kvm_run *run)
 {
+    CPUS390XState *env = &cpu->env;
     unsigned int ipa0 = (run->s390_sieic.ipa & 0xff00);
     uint8_t ipa1 = run->s390_sieic.ipa & 0x00ff;
     int ipb_code = (run->s390_sieic.ipb & 0x0fff0000) >> 16;
@@ -511,7 +515,7 @@ static int handle_instruction(CPUS390XState *env, struct kvm_run *run)
     dprintf("handle_instruction 0x%x 0x%x\n", run->s390_sieic.ipa, run->s390_sieic.ipb);
     switch (ipa0) {
         case IPA0_PRIV:
-            r = handle_priv(env, run, ipa1);
+            r = handle_priv(cpu, run, ipa1);
             break;
         case IPA0_DIAG:
             r = handle_diag(env, run, ipb_code);
@@ -522,7 +526,7 @@ static int handle_instruction(CPUS390XState *env, struct kvm_run *run)
     }
 
     if (r < 0) {
-        enter_pgmcheck(env, 0x0001);
+        enter_pgmcheck(cpu, 0x0001);
     }
     return 0;
 }
@@ -533,8 +537,9 @@ static bool is_special_wait_psw(CPUS390XState *env)
     return env->kvm_run->psw_addr == 0xfffUL;
 }
 
-static int handle_intercept(CPUS390XState *env)
+static int handle_intercept(S390CPU *cpu)
 {
+    CPUS390XState *env = &cpu->env;
     struct kvm_run *run = env->kvm_run;
     int icpt_code = run->s390_sieic.icptcode;
     int r = 0;
@@ -543,7 +548,7 @@ static int handle_intercept(CPUS390XState *env)
             (long)env->kvm_run->psw_addr);
     switch (icpt_code) {
         case ICPT_INSTRUCTION:
-            r = handle_instruction(env, run);
+            r = handle_instruction(cpu, run);
             break;
         case ICPT_WAITPSW:
             if (s390_del_running_cpu(env) == 0 &&
@@ -578,12 +583,11 @@ static int handle_intercept(CPUS390XState *env)
 int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run)
 {
     S390CPU *cpu = S390_CPU(cs);
-    CPUS390XState *env = &cpu->env;
     int ret = 0;
 
     switch (run->exit_reason) {
         case KVM_EXIT_S390_SIEIC:
-            ret = handle_intercept(env);
+            ret = handle_intercept(cpu);
             break;
         case KVM_EXIT_S390_RESET:
             qemu_system_reset_request();
diff --git a/target-s390x/misc_helper.c b/target-s390x/misc_helper.c
index 38d8f2a..0834a19 100644
--- a/target-s390x/misc_helper.c
+++ b/target-s390x/misc_helper.c
@@ -57,7 +57,7 @@ void program_interrupt(CPUS390XState *env, uint32_t code, int ilc)
 
     if (kvm_enabled()) {
 #ifdef CONFIG_KVM
-        kvm_s390_interrupt(env, KVM_S390_PROGRAM_INT, code);
+        kvm_s390_interrupt(s390_env_get_cpu(env), KVM_S390_PROGRAM_INT, code);
 #endif
     } else {
         env->int_pgm_code = code;