Merge remote-tracking branch 'upstream/master'

Author: andreafioraldi

MAINTAINERS

@@ -129,6 +129,7 @@ F: include/exec/helper*.h
 F: include/exec/tb-hash.h
 F: include/sysemu/cpus.h
 F: include/sysemu/tcg.h
+F: include/hw/core/tcg-cpu-ops.h
 
 FPU emulation
 M: Aurelien Jarno <[email protected]>
@@ -280,6 +281,7 @@ F: target/ppc/
 F: hw/ppc/
 F: include/hw/ppc/
 F: disas/ppc.c
+F: tests/acceptance/machine_ppc.py
 
 RISC-V TCG CPUs
 M: Palmer Dabbelt <[email protected]>
@@ -437,8 +439,10 @@ Overall
 M: Richard Henderson <[email protected]>
 R: Paolo Bonzini <[email protected]>
 S: Maintained
-F: include/sysemu/accel.h
-F: accel/accel.c
+F: include/qemu/accel.h
+F: include/sysemu/accel-ops.h
+F: include/hw/core/accel-cpu.h
+F: accel/accel-*.c
 F: accel/Makefile.objs
 F: accel/stubs/Makefile.objs
 
@@ -1115,6 +1119,7 @@ M: Edgar E. Iglesias <[email protected]>
 S: Maintained
 F: hw/microblaze/petalogix_s3adsp1800_mmu.c
 F: include/hw/char/xilinx_uartlite.h
+F: tests/acceptance/machine_microblaze.py
 
 petalogix_ml605
 M: Edgar E. Iglesias <[email protected]>
@@ -2210,6 +2215,7 @@ F: scsi/*
 
 Block Jobs
 M: John Snow <[email protected]>
+M: Vladimir Sementsov-Ogievskiy <[email protected]>
 L: [email protected]
 S: Supported
 F: blockjob.c
@@ -2222,7 +2228,16 @@ F: block/commit.c
 F: block/stream.c
 F: block/mirror.c
 F: qapi/job.json
+F: block/block-copy.c
+F: include/block/block-copy.c
+F: block/backup-top.h
+F: block/backup-top.c
+F: include/block/aio_task.h
+F: block/aio_task.c
+F: util/qemu-co-shared-resource.c
+F: include/qemu/co-shared-resource.h
 T: git https://gitlab.com/jsnow/qemu.git jobs
+T: git https://src.openvz.org/scm/~vsementsov/qemu.git jobs
 
 Block QAPI, monitor, command line
 M: Markus Armbruster <[email protected]>
@@ -2526,6 +2541,7 @@ F: qapi/qom.json
 F: qapi/qdev.json
 F: scripts/coccinelle/qom-parent-type.cocci
 F: softmmu/qdev-monitor.c
+F: stubs/qdev.c
 F: qom/
 F: tests/check-qom-interface.c
 F: tests/check-qom-proplist.c

Makefile

@@ -305,7 +305,7 @@ endif
 	@echo  'Test targets:'
 	$(call print-help,check,Run all tests (check-help for details))
 	$(call print-help,bench,Run all benchmarks)
-	$(call print-help,docker,Help about targets running tests inside containers)
+	$(call print-help,docker-help,Help about targets running tests inside containers)
 	$(call print-help,vm-help,Help about targets running tests inside VM)
 	@echo  ''
 	@echo  'Documentation targets:'

accel/accel-common.c

@@ -0,0 +1,105 @@
+/*
+ * QEMU accel class, components common to system emulation and user mode
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ * Copyright (c) 2014 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/accel.h"
+
+#include "cpu.h"
+#include "hw/core/accel-cpu.h"
+
+#ifndef CONFIG_USER_ONLY
+#include "accel-softmmu.h"
+#endif /* !CONFIG_USER_ONLY */
+
+static const TypeInfo accel_type = {
+    .name = TYPE_ACCEL,
+    .parent = TYPE_OBJECT,
+    .class_size = sizeof(AccelClass),
+    .instance_size = sizeof(AccelState),
+};
+
+/* Lookup AccelClass from opt_name. Returns NULL if not found */
+AccelClass *accel_find(const char *opt_name)
+{
+    char *class_name = g_strdup_printf(ACCEL_CLASS_NAME("%s"), opt_name);
+    AccelClass *ac = ACCEL_CLASS(object_class_by_name(class_name));
+    g_free(class_name);
+    return ac;
+}
+
+static void accel_init_cpu_int_aux(ObjectClass *klass, void *opaque)
+{
+    CPUClass *cc = CPU_CLASS(klass);
+    AccelCPUClass *accel_cpu = opaque;
+
+    cc->accel_cpu = accel_cpu;
+    if (accel_cpu->cpu_class_init) {
+        accel_cpu->cpu_class_init(cc);
+    }
+}
+
+/* initialize the arch-specific accel CpuClass interfaces */
+static void accel_init_cpu_interfaces(AccelClass *ac)
+{
+    const char *ac_name; /* AccelClass name */
+    char *acc_name;      /* AccelCPUClass name */
+    ObjectClass *acc;    /* AccelCPUClass */
+
+    ac_name = object_class_get_name(OBJECT_CLASS(ac));
+    g_assert(ac_name != NULL);
+
+    acc_name = g_strdup_printf("%s-%s", ac_name, CPU_RESOLVING_TYPE);
+    acc = object_class_by_name(acc_name);
+    g_free(acc_name);
+
+    if (acc) {
+        object_class_foreach(accel_init_cpu_int_aux,
+                             CPU_RESOLVING_TYPE, false, acc);
+    }
+}
+
+void accel_init_interfaces(AccelClass *ac)
+{
+#ifndef CONFIG_USER_ONLY
+    accel_init_ops_interfaces(ac);
+#endif /* !CONFIG_USER_ONLY */
+
+    accel_init_cpu_interfaces(ac);
+}
+
+static const TypeInfo accel_cpu_type = {
+    .name = TYPE_ACCEL_CPU,
+    .parent = TYPE_OBJECT,
+    .abstract = true,
+    .class_size = sizeof(AccelCPUClass),
+};
+
+static void register_accel_types(void)
+{
+    type_register_static(&accel_type);
+    type_register_static(&accel_cpu_type);
+}
+
+type_init(register_accel_types);

accel/accel.c renamed to accel/accel-softmmu.c

@@ -1,5 +1,5 @@
 /*
- * QEMU System Emulator, accelerator interfaces
+ * QEMU accel class, system emulation components
  *
  * Copyright (c) 2003-2008 Fabrice Bellard
  * Copyright (c) 2014 Red Hat Inc.
@@ -24,27 +24,11 @@
  */
 
 #include "qemu/osdep.h"
-#include "sysemu/accel.h"
+#include "qemu/accel.h"
 #include "hw/boards.h"
-#include "sysemu/arch_init.h"
-#include "sysemu/sysemu.h"
-#include "qom/object.h"
+#include "sysemu/cpus.h"
 
-static const TypeInfo accel_type = {
-    .name = TYPE_ACCEL,
-    .parent = TYPE_OBJECT,
-    .class_size = sizeof(AccelClass),
-    .instance_size = sizeof(AccelState),
-};
-
-/* Lookup AccelClass from opt_name. Returns NULL if not found */
-AccelClass *accel_find(const char *opt_name)
-{
-    char *class_name = g_strdup_printf(ACCEL_CLASS_NAME("%s"), opt_name);
-    AccelClass *ac = ACCEL_CLASS(object_class_by_name(class_name));
-    g_free(class_name);
-    return ac;
-}
+#include "accel-softmmu.h"
 
 int accel_init_machine(AccelState *accel, MachineState *ms)
 {
@@ -77,9 +61,40 @@ void accel_setup_post(MachineState *ms)
     }
 }
 
-static void register_accel_types(void)
+/* initialize the arch-independent accel operation interfaces */
+void accel_init_ops_interfaces(AccelClass *ac)
 {
-    type_register_static(&accel_type);
+    const char *ac_name;
+    char *ops_name;
+    AccelOpsClass *ops;
+
+    ac_name = object_class_get_name(OBJECT_CLASS(ac));
+    g_assert(ac_name != NULL);
+
+    ops_name = g_strdup_printf("%s" ACCEL_OPS_SUFFIX, ac_name);
+    ops = ACCEL_OPS_CLASS(object_class_by_name(ops_name));
+    g_free(ops_name);
+
+    /*
+     * all accelerators need to define ops, providing at least a mandatory
+     * non-NULL create_vcpu_thread operation.
+     */
+    g_assert(ops != NULL);
+    if (ops->ops_init) {
+        ops->ops_init(ops);
+    }
+    cpus_register_accel(ops);
 }
 
-type_init(register_accel_types);
+static const TypeInfo accel_ops_type_info = {
+    .name = TYPE_ACCEL_OPS,
+    .parent = TYPE_OBJECT,
+    .abstract = true,
+    .class_size = sizeof(AccelOpsClass),
+};
+
+static void accel_softmmu_register_types(void)
+{
+    type_register_static(&accel_ops_type_info);
+}
+type_init(accel_softmmu_register_types);

accel/accel-softmmu.h

@@ -0,0 +1,15 @@
+/*
+ * QEMU System Emulation accel internal functions
+ *
+ * Copyright 2021 SUSE LLC
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef ACCEL_SOFTMMU_H
+#define ACCEL_SOFTMMU_H
+
+void accel_init_ops_interfaces(AccelClass *ac);
+
+#endif /* ACCEL_SOFTMMU_H */

accel/accel-user.c

@@ -0,0 +1,24 @@
+/*
+ * QEMU accel class, user-mode components
+ *
+ * Copyright 2021 SUSE LLC
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/accel.h"
+
+AccelState *current_accel(void)
+{
+    static AccelState *accel;
+
+    if (!accel) {
+        AccelClass *ac = accel_find("tcg");
+
+        g_assert(ac != NULL);
+        accel = ACCEL(object_new_with_class(OBJECT_CLASS(ac)));
+    }
+    return accel;
+}

accel/kvm/kvm-cpus.c renamed to accel/kvm/kvm-accel-ops.c

@@ -74,11 +74,27 @@ static void kvm_start_vcpu_thread(CPUState *cpu)
                        cpu, QEMU_THREAD_JOINABLE);
 }
 
-const CpusAccel kvm_cpus = {
-    .create_vcpu_thread = kvm_start_vcpu_thread,
+static void kvm_accel_ops_class_init(ObjectClass *oc, void *data)
+{
+    AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
+
+    ops->create_vcpu_thread = kvm_start_vcpu_thread;
+    ops->synchronize_post_reset = kvm_cpu_synchronize_post_reset;
+    ops->synchronize_post_init = kvm_cpu_synchronize_post_init;
+    ops->synchronize_state = kvm_cpu_synchronize_state;
+    ops->synchronize_pre_loadvm = kvm_cpu_synchronize_pre_loadvm;
+}
+
+static const TypeInfo kvm_accel_ops_type = {
+    .name = ACCEL_OPS_NAME("kvm"),
 
-    .synchronize_post_reset = kvm_cpu_synchronize_post_reset,
-    .synchronize_post_init = kvm_cpu_synchronize_post_init,
-    .synchronize_state = kvm_cpu_synchronize_state,
-    .synchronize_pre_loadvm = kvm_cpu_synchronize_pre_loadvm,
+    .parent = TYPE_ACCEL_OPS,
+    .class_init = kvm_accel_ops_class_init,
+    .abstract = true,
 };
+
+static void kvm_accel_ops_register_types(void)
+{
+    type_register_static(&kvm_accel_ops_type);
+}
+type_init(kvm_accel_ops_register_types);