Merge remote-tracking branch 'remotes/bonzini-gitlab/tags/for-upstream' into staging

* Fix for NULL segments (Bin Meng)
* Support for 32768 CPUs on x86 without IOMMU (David)
* PDEP/PEXT fix and testcase (myself)
* Remove bios_name and ram_size globals (myself)
* qemu_init rationalization (myself)
* Update kernel-doc (myself + upstream patches)
* Propagate MemTxResult across DMA and PCI functions (Philippe)
* Remove master/slave when applicable (Philippe)
* WHPX support for in-kernel irqchip (Sunil)

# gpg: Signature made Thu 10 Dec 2020 17:21:50 GMT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini-gitlab/tags/for-upstream: (113 commits)
  scripts: kernel-doc: remove unnecessary change wrt Linux
  Revert "docs: temporarily disable the kernel-doc extension"
  scripts: kernel-doc: use :c:union when needed
  scripts: kernel-doc: split typedef complex regex
  scripts: kernel-doc: fix typedef parsing
  Revert "kernel-doc: Handle function typedefs that return pointers"
  Revert "kernel-doc: Handle function typedefs without asterisks"
  scripts: kernel-doc: try to use c:function if possible
  scripts: kernel-doc: fix line number handling
  scripts: kernel-doc: allow passing desired Sphinx C domain dialect
  scripts: kernel-doc: don't mangle with parameter list
  scripts: kernel-doc: fix typedef identification
  scripts: kernel-doc: reimplement -nofunction argument
  scripts: kernel-doc: fix troubles with line counts
  scripts: kernel-doc: use a less pedantic markup for funcs on Sphinx 3.x
  scripts: kernel-doc: make it more compatible with Sphinx 3.x
  Revert "kernel-doc: Use c:struct for Sphinx 3.0 and later"
  Revert "scripts/kerneldoc: For Sphinx 3 use c:macro for macros with arguments"
  scripts: kernel-doc: add support for typedef enum
  kernel-doc: add support for ____cacheline_aligned attribute
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

5 files changed, 74 insertions, 16 deletions

diff --git a/hw/core/generic-loader.c b/hw/core/generic-loader.c
index a242c076f6..2b2a7b5e9a 100644
--- a/hw/core/generic-loader.c
+++ b/hw/core/generic-loader.c
@@ -35,6 +35,7 @@
 #include "hw/sysbus.h"
 #include "sysemu/dma.h"
 #include "sysemu/reset.h"
+#include "hw/boards.h"
 #include "hw/loader.h"
 #include "hw/qdev-properties.h"
 #include "qapi/error.h"
@@ -154,7 +155,7 @@ static void generic_loader_realize(DeviceState *dev, Error **errp)
 
         if (size < 0 || s->force_raw) {
             /* Default to the maximum size being the machine's ram size */
-            size = load_image_targphys_as(s->file, s->addr, ram_size, as);
+            size = load_image_targphys_as(s->file, s->addr, current_machine->ram_size, as);
         } else {
             s->addr = entry;
         }
diff --git a/hw/core/loader.c b/hw/core/loader.c
index 8bbb1797a4..fea22d265c 100644
--- a/hw/core/loader.c
+++ b/hw/core/loader.c
@@ -44,6 +44,7 @@
 
 #include "qemu/osdep.h"
 #include "qemu-common.h"
+#include "qemu/datadir.h"
 #include "qapi/error.h"
 #include "trace.h"
 #include "hw/hw.h"
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 9c41b94e0d..d7f8fdee45 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -877,9 +877,13 @@ static void machine_initfn(Object *obj)
     MachineState *ms = MACHINE(obj);
     MachineClass *mc = MACHINE_GET_CLASS(obj);
 
+    container_get(obj, "/peripheral");
+    container_get(obj, "/peripheral-anon");
+
     ms->dump_guest_core = true;
     ms->mem_merge = true;
     ms->enable_graphics = true;
+    ms->kernel_cmdline = g_strdup("");
 
     if (mc->nvdimm_supported) {
         Object *obj = OBJECT(ms);
@@ -1077,12 +1081,40 @@ MemoryRegion *machine_consume_memdev(MachineState *machine,
     return ret;
 }
 
+bool machine_smp_parse(MachineState *ms, QemuOpts *opts, Error **errp)
+{
+    MachineClass *mc = MACHINE_GET_CLASS(ms);
+
+    mc->smp_parse(ms, opts);
+
+    /* sanity-check smp_cpus and max_cpus against mc */
+    if (ms->smp.cpus < mc->min_cpus) {
+        error_setg(errp, "Invalid SMP CPUs %d. The min CPUs "
+                   "supported by machine '%s' is %d",
+                   ms->smp.cpus,
+                   mc->name, mc->min_cpus);
+        return false;
+    } else if (ms->smp.max_cpus > mc->max_cpus) {
+        error_setg(errp, "Invalid SMP CPUs %d. The max CPUs "
+                   "supported by machine '%s' is %d",
+                   current_machine->smp.max_cpus,
+                   mc->name, mc->max_cpus);
+        return false;
+    }
+    return true;
+}
+
 void machine_run_board_init(MachineState *machine)
 {
     MachineClass *machine_class = MACHINE_GET_CLASS(machine);
     ObjectClass *oc = object_class_by_name(machine->cpu_type);
     CPUClass *cc;
 
+    /* This checkpoint is required by replay to separate prior clock
+       reading from the other reads, because timer polling functions query
+       clock values from the log. */
+    replay_checkpoint(CHECKPOINT_INIT);
+
     if (machine->ram_memdev_id) {
         Object *o;
         o = object_resolve_path_type(machine->ram_memdev_id,
@@ -1137,6 +1169,30 @@ void machine_run_board_init(MachineState *machine)
     machine_class->init(machine);
 }
 
+static NotifierList machine_init_done_notifiers =
+    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
+
+bool machine_init_done;
+
+void qemu_add_machine_init_done_notifier(Notifier *notify)
+{
+    notifier_list_add(&machine_init_done_notifiers, notify);
+    if (machine_init_done) {
+        notify->notify(notify, NULL);
+    }
+}
+
+void qemu_remove_machine_init_done_notifier(Notifier *notify)
+{
+    notifier_remove(notify);
+}
+
+void qemu_run_machine_init_done_notifiers(void)
+{
+    machine_init_done = true;
+    notifier_list_notify(&machine_init_done_notifiers, NULL);
+}
+
 static const TypeInfo machine_info = {
     .name = TYPE_MACHINE,
     .parent = TYPE_OBJECT,
diff --git a/hw/core/numa.c b/hw/core/numa.c
index 7c4dd4e68e..68cee65f61 100644
--- a/hw/core/numa.c
+++ b/hw/core/numa.c
@@ -642,7 +642,7 @@ void numa_complete_configuration(MachineState *ms)
 
     /*
      * If memory hotplug is enabled (slot > 0) or memory devices are enabled
-     * (ms->maxram_size > ram_size) but without '-numa' options explicitly on
+     * (ms->maxram_size > ms->ram_size) but without '-numa' options explicitly on
      * CLI, guests will break.
      *
      *   Windows: won't enable memory hotplug without SRAT table at all
@@ -663,7 +663,7 @@ void numa_complete_configuration(MachineState *ms)
          mc->auto_enable_numa)) {
             NumaNodeOptions node = { };
             parse_numa_node(ms, &node, &error_abort);
-            numa_info[0].node_mem = ram_size;
+            numa_info[0].node_mem = ms->ram_size;
     }
 
     assert(max_numa_nodeid <= MAX_NODES);
@@ -687,10 +687,10 @@ void numa_complete_configuration(MachineState *ms)
         for (i = 0; i < ms->numa_state->num_nodes; i++) {
             numa_total += numa_info[i].node_mem;
         }
-        if (numa_total != ram_size) {
+        if (numa_total != ms->ram_size) {
             error_report("total memory for NUMA nodes (0x%" PRIx64 ")"
                          " should equal RAM size (0x" RAM_ADDR_FMT ")",
-                         numa_total, ram_size);
+                         numa_total, ms->ram_size);
             exit(1);
         }
 
@@ -702,7 +702,7 @@ void numa_complete_configuration(MachineState *ms)
             }
             ms->ram = g_new(MemoryRegion, 1);
             memory_region_init(ms->ram, OBJECT(ms), mc->default_ram_id,
-                               ram_size);
+                               ms->ram_size);
             numa_init_memdev_container(ms, ms->ram);
         }
         /* QEMU needs at least all unique node pair distances to build
diff --git a/hw/core/stream.c b/hw/core/stream.c
index a65ad1208d..19477d0f2d 100644
--- a/hw/core/stream.c
+++ b/hw/core/stream.c
@@ -3,32 +3,32 @@
 #include "qemu/module.h"
 
 size_t
-stream_push(StreamSlave *sink, uint8_t *buf, size_t len, bool eop)
+stream_push(StreamSink *sink, uint8_t *buf, size_t len, bool eop)
 {
-    StreamSlaveClass *k =  STREAM_SLAVE_GET_CLASS(sink);
+    StreamSinkClass *k =  STREAM_SINK_GET_CLASS(sink);
 
     return k->push(sink, buf, len, eop);
 }
 
 bool
-stream_can_push(StreamSlave *sink, StreamCanPushNotifyFn notify,
+stream_can_push(StreamSink *sink, StreamCanPushNotifyFn notify,
                 void *notify_opaque)
 {
-    StreamSlaveClass *k =  STREAM_SLAVE_GET_CLASS(sink);
+    StreamSinkClass *k =  STREAM_SINK_GET_CLASS(sink);
 
     return k->can_push ? k->can_push(sink, notify, notify_opaque) : true;
 }
 
-static const TypeInfo stream_slave_info = {
-    .name          = TYPE_STREAM_SLAVE,
+static const TypeInfo stream_sink_info = {
+    .name          = TYPE_STREAM_SINK,
     .parent        = TYPE_INTERFACE,
-    .class_size = sizeof(StreamSlaveClass),
+    .class_size = sizeof(StreamSinkClass),
 };
 
 
-static void stream_slave_register_types(void)
+static void stream_sink_register_types(void)
 {
-    type_register_static(&stream_slave_info);
+    type_register_static(&stream_sink_info);
 }
 
-type_init(stream_slave_register_types)
+type_init(stream_sink_register_types)