23 files changed, 53 insertions, 25 deletions
diff --git a/include/block/block-common.h b/include/block/block-common.h
index 338fe5ff7a..0b831ef87b 100644
--- a/include/block/block-common.h
+++ b/include/block/block-common.h
@@ -257,6 +257,7 @@ typedef enum {
 #define BDRV_OPT_AUTO_READ_ONLY "auto-read-only"
 #define BDRV_OPT_DISCARD        "discard"
 #define BDRV_OPT_FORCE_SHARE    "force-share"
+#define BDRV_OPT_ACTIVE         "active"
 
 
 #define BDRV_SECTOR_BITS   9
@@ -355,7 +356,6 @@ typedef enum BlockOpType {
     BLOCK_OP_TYPE_CHANGE,
     BLOCK_OP_TYPE_COMMIT_SOURCE,
     BLOCK_OP_TYPE_COMMIT_TARGET,
-    BLOCK_OP_TYPE_DATAPLANE,
     BLOCK_OP_TYPE_DRIVE_DEL,
     BLOCK_OP_TYPE_EJECT,
     BLOCK_OP_TYPE_EXTERNAL_SNAPSHOT,
diff --git a/include/block/block-global-state.h b/include/block/block-global-state.h
index bd7cecd1cf..9be34b3c99 100644
--- a/include/block/block-global-state.h
+++ b/include/block/block-global-state.h
@@ -175,12 +175,18 @@ BlockDriverState * GRAPH_RDLOCK
 check_to_replace_node(BlockDriverState *parent_bs, const char *node_name,
                       Error **errp);
 
+
+bool GRAPH_RDLOCK bdrv_is_inactive(BlockDriverState *bs);
+
 int no_coroutine_fn GRAPH_RDLOCK
 bdrv_activate(BlockDriverState *bs, Error **errp);
 
 int coroutine_fn no_co_wrapper_bdrv_rdlock
 bdrv_co_activate(BlockDriverState *bs, Error **errp);
 
+int no_coroutine_fn
+bdrv_inactivate(BlockDriverState *bs, Error **errp);
+
 void bdrv_activate_all(Error **errp);
 int bdrv_inactivate_all(void);
 
diff --git a/include/block/export.h b/include/block/export.h
index f2fe0f8078..4bd9531d4d 100644
--- a/include/block/export.h
+++ b/include/block/export.h
@@ -29,6 +29,9 @@ typedef struct BlockExportDriver {
      */
     size_t instance_size;
 
+    /* True if the export type supports running on an inactive node */
+    bool supports_inactive;
+
     /* Creates and starts a new block export */
     int (*create)(BlockExport *, BlockExportOptions *, Error **);
 
diff --git a/include/block/qdict.h b/include/block/qdict.h
index b4c28d96a9..53c4df4cb2 100644
--- a/include/block/qdict.h
+++ b/include/block/qdict.h
@@ -10,7 +10,7 @@
 #ifndef BLOCK_QDICT_H
 #define BLOCK_QDICT_H
 
-#include "qapi/qmp/qdict.h"
+#include "qobject/qdict.h"
 
 QObject *qdict_crumple(const QDict *src, Error **errp);
 void qdict_flatten(QDict *qdict);
diff --git a/include/fpu/softfloat-types.h b/include/fpu/softfloat-types.h
index 616c290145..2e43d1dd9e 100644
--- a/include/fpu/softfloat-types.h
+++ b/include/fpu/softfloat-types.h
@@ -280,11 +280,21 @@ typedef enum __attribute__((__packed__)) {
     /* No propagation rule specified */
     float_infzeronan_none = 0,
     /* Result is never the default NaN (so always the input NaN) */
-    float_infzeronan_dnan_never,
+    float_infzeronan_dnan_never = 1,
     /* Result is always the default NaN */
-    float_infzeronan_dnan_always,
+    float_infzeronan_dnan_always = 2,
     /* Result is the default NaN if the input NaN is quiet */
-    float_infzeronan_dnan_if_qnan,
+    float_infzeronan_dnan_if_qnan = 3,
+    /*
+     * Don't raise Invalid for 0 * Inf + NaN. Default is to raise.
+     * IEEE 754-2008 section 7.2 makes it implementation defined whether
+     * 0 * Inf + QNaN raises Invalid or not. Note that 0 * Inf + SNaN will
+     * raise the Invalid flag for the SNaN anyway.
+     *
+     * This is a flag which can be ORed in with any of the above
+     * DNaN behaviour options.
+     */
+    float_infzeronan_suppress_invalid = (1 << 7),
 } FloatInfZeroNaNRule;
 
 /*
diff --git a/include/hw/arm/boot.h b/include/hw/arm/boot.h
index 80c492d742..b12bf61ca8 100644
--- a/include/hw/arm/boot.h
+++ b/include/hw/arm/boot.h
@@ -160,6 +160,7 @@ AddressSpace *arm_boot_address_space(ARMCPU *cpu,
  * @binfo:      struct describing the boot environment
  * @addr_limit: upper limit of the available memory area at @addr
  * @as:         address space to load image to
+ * @cpu:        ARM CPU object
  *
  * Load a device tree supplied by the machine or by the user  with the
  * '-dtb' command line option, and put it at offset @addr in target
@@ -176,7 +177,8 @@ AddressSpace *arm_boot_address_space(ARMCPU *cpu,
  * Note: Must not be called unless have_dtb(binfo) is true.
  */
 int arm_load_dtb(hwaddr addr, const struct arm_boot_info *binfo,
-                 hwaddr addr_limit, AddressSpace *as, MachineState *ms);
+                 hwaddr addr_limit, AddressSpace *as, MachineState *ms,
+                 ARMCPU *cpu);
 
 /* Write a secure board setup routine with a dummy handler for SMCs */
 void arm_write_secure_board_setup_dummy_smc(ARMCPU *cpu,
diff --git a/include/qapi/compat-policy.h b/include/qapi/compat-policy.h
index 8b7b25c0b5..ea65e10744 100644
--- a/include/qapi/compat-policy.h
+++ b/include/qapi/compat-policy.h
@@ -18,7 +18,7 @@
 
 extern CompatPolicy compat_policy;
 
-bool compat_policy_input_ok(unsigned special_features,
+bool compat_policy_input_ok(uint64_t features,
                             const CompatPolicy *policy,
                             ErrorClass error_class,
                             const char *kind, const char *name,
diff --git a/include/qapi/qmp/dispatch.h b/include/qapi/qmp-registry.h
index f2e956813a..e0ee1ad3ac 100644
--- a/include/qapi/qmp/dispatch.h
+++ b/include/qapi/qmp-registry.h
@@ -33,7 +33,7 @@ typedef struct QmpCommand
     /* Runs in coroutine context if QCO_COROUTINE is set */
     QmpCommandFunc *fn;
     QmpCommandOptions options;
-    unsigned special_features;
+    uint64_t features;
     QTAILQ_ENTRY(QmpCommand) node;
     bool enabled;
     const char *disable_reason;
@@ -43,7 +43,7 @@ typedef QTAILQ_HEAD(QmpCommandList, QmpCommand) QmpCommandList;
 
 void qmp_register_command(QmpCommandList *cmds, const char *name,
                           QmpCommandFunc *fn, QmpCommandOptions options,
-                          unsigned special_features);
+                          uint64_t features);
 const QmpCommand *qmp_find_command(const QmpCommandList *cmds,
                                    const char *name);
 void qmp_disable_command(QmpCommandList *cmds, const char *name,
diff --git a/include/qapi/util.h b/include/qapi/util.h
index b8254247b8..29bc4eb865 100644
--- a/include/qapi/util.h
+++ b/include/qapi/util.h
@@ -18,7 +18,7 @@ typedef enum {
 
 typedef struct QEnumLookup {
     const char *const *array;
-    const unsigned char *const special_features;
+    const uint64_t *const features;
     const int size;
 } QEnumLookup;
 
diff --git a/include/qapi/visitor-impl.h b/include/qapi/visitor-impl.h
index 2badec5ba4..7beb0dbfa5 100644
--- a/include/qapi/visitor-impl.h
+++ b/include/qapi/visitor-impl.h
@@ -115,11 +115,11 @@ struct Visitor
 
     /* Optional */
     bool (*policy_reject)(Visitor *v, const char *name,
-                          unsigned special_features, Error **errp);
+                          uint64_t features, Error **errp);
 
     /* Optional */
     bool (*policy_skip)(Visitor *v, const char *name,
-                        unsigned special_features);
+                        uint64_t features);
 
     /* Must be set */
     VisitorType type;
diff --git a/include/qapi/visitor.h b/include/qapi/visitor.h
index 27b85d4700..f6a9b0743f 100644
--- a/include/qapi/visitor.h
+++ b/include/qapi/visitor.h
@@ -463,29 +463,29 @@ bool visit_optional(Visitor *v, const char *name, bool *present);
 /*
  * Should we reject member @name due to policy?
  *
- * @special_features is the member's special features encoded as a
- * bitset of QapiSpecialFeature.
+ * @features is the member's special features encoded as a
+ * bitset of QapiFeature.
  *
  * @name must not be NULL.  This function is only useful between
  * visit_start_struct() and visit_end_struct(), since only objects
  * have deprecated members.
  */
 bool visit_policy_reject(Visitor *v, const char *name,
-                         unsigned special_features, Error **errp);
+                         uint64_t features, Error **errp);
 
 /*
  *
  * Should we skip member @name due to policy?
  *
- * @special_features is the member's special features encoded as a
- * bitset of QapiSpecialFeature.
+ * @features is the member's special features encoded as a
+ * bitset of QapiFeature.
  *
  * @name must not be NULL.  This function is only useful between
  * visit_start_struct() and visit_end_struct(), since only objects
  * have deprecated members.
  */
 bool visit_policy_skip(Visitor *v, const char *name,
-                       unsigned special_features);
+                       uint64_t features);
 
 /*
  * Set policy for handling deprecated management interfaces.
diff --git a/include/qapi/qmp/json-parser.h b/include/qobject/json-parser.h
index 7345a9bd5c..7345a9bd5c 100644
--- a/include/qapi/qmp/json-parser.h
+++ b/include/qobject/json-parser.h
diff --git a/include/qapi/qmp/json-writer.h b/include/qobject/json-writer.h
index b70ba64077..b70ba64077 100644
--- a/include/qapi/qmp/json-writer.h
+++ b/include/qobject/json-writer.h
diff --git a/include/qapi/qmp/qbool.h b/include/qobject/qbool.h
index 0d09726939..b348e17867 100644
--- a/include/qapi/qmp/qbool.h
+++ b/include/qobject/qbool.h
@@ -14,7 +14,7 @@
 #ifndef QBOOL_H
 #define QBOOL_H
 
-#include "qapi/qmp/qobject.h"
+#include "qobject/qobject.h"
 
 struct QBool {
     struct QObjectBase_ base;
diff --git a/include/qapi/qmp/qdict.h b/include/qobject/qdict.h
index 82e90fc072..903e6e5462 100644
--- a/include/qapi/qmp/qdict.h
+++ b/include/qobject/qdict.h
@@ -13,7 +13,7 @@
 #ifndef QDICT_H
 #define QDICT_H
 
-#include "qapi/qmp/qobject.h"
+#include "qobject/qobject.h"
 #include "qemu/queue.h"
 
 #define QDICT_BUCKET_MAX 512
diff --git a/include/qapi/qmp/qjson.h b/include/qobject/qjson.h
index 7bd8d2de1b..7bd8d2de1b 100644
--- a/include/qapi/qmp/qjson.h
+++ b/include/qobject/qjson.h
diff --git a/include/qapi/qmp/qlist.h b/include/qobject/qlist.h
index e4e985d435..0377bf824e 100644
--- a/include/qapi/qmp/qlist.h
+++ b/include/qobject/qlist.h
@@ -13,7 +13,7 @@
 #ifndef QLIST_H
 #define QLIST_H
 
-#include "qapi/qmp/qobject.h"
+#include "qobject/qobject.h"
 #include "qemu/queue.h"
 
 typedef struct QListEntry {
diff --git a/include/qapi/qmp/qlit.h b/include/qobject/qlit.h
index c0676d5daf..c0676d5daf 100644
--- a/include/qapi/qmp/qlit.h
+++ b/include/qobject/qlit.h
diff --git a/include/qapi/qmp/qnull.h b/include/qobject/qnull.h
index 7feb7c7d83..4423836a0c 100644
--- a/include/qapi/qmp/qnull.h
+++ b/include/qobject/qnull.h
@@ -13,7 +13,7 @@
 #ifndef QNULL_H
 #define QNULL_H
 
-#include "qapi/qmp/qobject.h"
+#include "qobject/qobject.h"
 
 struct QNull {
     struct QObjectBase_ base;
diff --git a/include/qapi/qmp/qnum.h b/include/qobject/qnum.h
index e86788dd2e..1ce24b3668 100644
--- a/include/qapi/qmp/qnum.h
+++ b/include/qobject/qnum.h
@@ -15,7 +15,7 @@
 #ifndef QNUM_H
 #define QNUM_H
 
-#include "qapi/qmp/qobject.h"
+#include "qobject/qobject.h"
 
 typedef enum {
     QNUM_I64,
diff --git a/include/qapi/qmp/qobject.h b/include/qobject/qobject.h
index 256d782688..a6244d0ce0 100644
--- a/include/qapi/qmp/qobject.h
+++ b/include/qobject/qobject.h
@@ -34,7 +34,7 @@
 
 #include "qapi/qapi-builtin-types.h"
 
-/* Not for use outside include/qapi/qmp/ */
+/* Not for use outside include/qobject/ */
 struct QObjectBase_ {
     QType type;
     size_t refcnt;
diff --git a/include/qapi/qmp/qstring.h b/include/qobject/qstring.h
index 318d815d6a..1e2abe4032 100644
--- a/include/qapi/qmp/qstring.h
+++ b/include/qobject/qstring.h
@@ -13,7 +13,7 @@
 #ifndef QSTRING_H
 #define QSTRING_H
 
-#include "qapi/qmp/qobject.h"
+#include "qobject/qobject.h"
 
 struct QString {
     struct QObjectBase_ base;
diff --git a/include/system/block-backend-io.h b/include/system/block-backend-io.h
index d174275a5c..ba8dfcc7d0 100644
--- a/include/system/block-backend-io.h
+++ b/include/system/block-backend-io.h
@@ -32,6 +32,13 @@ void blk_set_allow_aio_context_change(BlockBackend *blk, bool allow);
 void blk_set_disable_request_queuing(BlockBackend *blk, bool disable);
 bool blk_iostatus_is_enabled(const BlockBackend *blk);
 
+/*
+ * Return the qdev ID, or if no ID is assigned the QOM path,
+ * of the block device attached to the BlockBackend.
+ *
+ * The caller is responsible for releasing the value returned
+ * with g_free() after use.
+ */
 char *blk_get_attached_dev_id(BlockBackend *blk);
 
 BlockAIOCB *blk_aio_pwrite_zeroes(BlockBackend *blk, int64_t offset,