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-rw-r--r--include/block/block_int.h23
-rw-r--r--include/block/blockjob.h9
-rw-r--r--include/block/blockjob_int.h11
-rw-r--r--include/hw/i386/pc.h4
-rw-r--r--include/hw/ppc/pnv.h2
-rw-r--r--include/hw/ppc/pnv_xscom.h7
-rw-r--r--include/qemu/bitops.h16
7 files changed, 45 insertions, 27 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index b02abbd618..83a423c580 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -748,7 +748,7 @@ void mirror_start(const char *job_id, BlockDriverState *bs,
                   bool unmap, Error **errp);
 
 /*
- * backup_start:
+ * backup_job_create:
  * @job_id: The id of the newly-created job, or %NULL to use the
  * device name of @bs.
  * @bs: Block device to operate on.
@@ -764,18 +764,19 @@ void mirror_start(const char *job_id, BlockDriverState *bs,
  * @opaque: Opaque pointer value passed to @cb.
  * @txn: Transaction that this job is part of (may be NULL).
  *
- * Start a backup operation on @bs.  Clusters in @bs are written to @target
+ * Create a backup operation on @bs.  Clusters in @bs are written to @target
  * until the job is cancelled or manually completed.
  */
-void backup_start(const char *job_id, BlockDriverState *bs,
-                  BlockDriverState *target, int64_t speed,
-                  MirrorSyncMode sync_mode, BdrvDirtyBitmap *sync_bitmap,
-                  bool compress,
-                  BlockdevOnError on_source_error,
-                  BlockdevOnError on_target_error,
-                  int creation_flags,
-                  BlockCompletionFunc *cb, void *opaque,
-                  BlockJobTxn *txn, Error **errp);
+BlockJob *backup_job_create(const char *job_id, BlockDriverState *bs,
+                            BlockDriverState *target, int64_t speed,
+                            MirrorSyncMode sync_mode,
+                            BdrvDirtyBitmap *sync_bitmap,
+                            bool compress,
+                            BlockdevOnError on_source_error,
+                            BlockdevOnError on_target_error,
+                            int creation_flags,
+                            BlockCompletionFunc *cb, void *opaque,
+                            BlockJobTxn *txn, Error **errp);
 
 void hmp_drive_add_node(Monitor *mon, const char *optstr);
 
diff --git a/include/block/blockjob.h b/include/block/blockjob.h
index 356cacf004..1acb256223 100644
--- a/include/block/blockjob.h
+++ b/include/block/blockjob.h
@@ -189,6 +189,15 @@ void block_job_add_bdrv(BlockJob *job, BlockDriverState *bs);
 void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp);
 
 /**
+ * block_job_start:
+ * @job: A job that has not yet been started.
+ *
+ * Begins execution of a block job.
+ * Takes ownership of one reference to the job object.
+ */
+void block_job_start(BlockJob *job);
+
+/**
  * block_job_cancel:
  * @job: The job to be canceled.
  *
diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h
index 40275e4437..82238229c6 100644
--- a/include/block/blockjob_int.h
+++ b/include/block/blockjob_int.h
@@ -47,6 +47,9 @@ struct BlockJobDriver {
     /** Optional callback for job types that need to forward I/O status reset */
     void (*iostatus_reset)(BlockJob *job);
 
+    /** Mandatory: Entrypoint for the Coroutine. */
+    CoroutineEntry *start;
+
     /**
      * Optional callback for job types whose completion must be triggered
      * manually.
@@ -74,6 +77,14 @@ struct BlockJobDriver {
     void (*abort)(BlockJob *job);
 
     /**
+     * If the callback is not NULL, it will be invoked after a call to either
+     * .commit() or .abort(). Regardless of which callback is invoked after
+     * completion, .clean() will always be called, even if the job does not
+     * belong to a transaction group.
+     */
+    void (*clean)(BlockJob *job);
+
+    /**
      * If the callback is not NULL, it will be invoked when the job transitions
      * into the paused state.  Paused jobs must not perform any asynchronous
      * I/O or event loop activity.  This callback is used to quiesce jobs.
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index 8eb517f914..67a1a9e786 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -36,7 +36,7 @@
 /**
  * PCMachineState:
  * @acpi_dev: link to ACPI PM device that performs ACPI hotplug handling
- * @boot_cpus_le: number of present VCPUs, referenced by 'etc/boot-cpus' fw_cfg
+ * @boot_cpus: number of present VCPUs
  */
 struct PCMachineState {
     /*< private >*/
@@ -71,7 +71,7 @@ struct PCMachineState {
     bool apic_xrupt_override;
     unsigned apic_id_limit;
     CPUArchIdList *possible_cpus;
-    uint16_t boot_cpus_le;
+    uint16_t boot_cpus;
 
     /* NUMA information: */
     uint64_t numa_nodes;
diff --git a/include/hw/ppc/pnv.h b/include/hw/ppc/pnv.h
index 02ac1c5f42..df98a72006 100644
--- a/include/hw/ppc/pnv.h
+++ b/include/hw/ppc/pnv.h
@@ -21,7 +21,6 @@
 
 #include "hw/boards.h"
 #include "hw/sysbus.h"
-#include "hw/ppc/pnv_xscom.h"
 #include "hw/ppc/pnv_lpc.h"
 
 #define TYPE_PNV_CHIP "powernv-chip"
@@ -70,6 +69,7 @@ typedef struct PnvChipClass {
     uint64_t     cores_mask;
 
     hwaddr       xscom_base;
+    hwaddr       xscom_core_base;
 
     uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
 } PnvChipClass;
diff --git a/include/hw/ppc/pnv_xscom.h b/include/hw/ppc/pnv_xscom.h
index c0a2fbb9f6..0faa1847bf 100644
--- a/include/hw/ppc/pnv_xscom.h
+++ b/include/hw/ppc/pnv_xscom.h
@@ -21,8 +21,6 @@
 
 #include "qom/object.h"
 
-typedef struct PnvChip PnvChip;
-
 typedef struct PnvXScomInterface {
     Object parent;
 } PnvXScomInterface;
@@ -42,7 +40,7 @@ typedef struct PnvXScomInterfaceClass {
 } PnvXScomInterfaceClass;
 
 /*
- * Layout of the XSCOM PCB addresses of EX core 1
+ * Layout of the XSCOM PCB addresses of EX core 1 (POWER 8)
  *
  *   GPIO        0x1100xxxx
  *   SCOM        0x1101xxxx
@@ -56,8 +54,7 @@ typedef struct PnvXScomInterfaceClass {
  *   PCB SLAVE   0x110Fxxxx
  */
 
-#define PNV_XSCOM_EX_BASE         0x10000000
-#define PNV_XSCOM_EX_CORE_BASE(i) (PNV_XSCOM_EX_BASE | (((uint64_t)i) << 24))
+#define PNV_XSCOM_EX_CORE_BASE(base, i) (base | (((uint64_t)i) << 24))
 #define PNV_XSCOM_EX_CORE_SIZE    0x100000
 
 #define PNV_XSCOM_LPC_BASE        0xb0020
diff --git a/include/qemu/bitops.h b/include/qemu/bitops.h
index 98fb005aba..1881284cb5 100644
--- a/include/qemu/bitops.h
+++ b/include/qemu/bitops.h
@@ -218,7 +218,7 @@ static inline unsigned long hweight_long(unsigned long w)
  */
 static inline uint8_t rol8(uint8_t word, unsigned int shift)
 {
-    return (word << shift) | (word >> (8 - shift));
+    return (word << shift) | (word >> ((8 - shift) & 7));
 }
 
 /**
@@ -228,7 +228,7 @@ static inline uint8_t rol8(uint8_t word, unsigned int shift)
  */
 static inline uint8_t ror8(uint8_t word, unsigned int shift)
 {
-    return (word >> shift) | (word << (8 - shift));
+    return (word >> shift) | (word << ((8 - shift) & 7));
 }
 
 /**
@@ -238,7 +238,7 @@ static inline uint8_t ror8(uint8_t word, unsigned int shift)
  */
 static inline uint16_t rol16(uint16_t word, unsigned int shift)
 {
-    return (word << shift) | (word >> (16 - shift));
+    return (word << shift) | (word >> ((16 - shift) & 15));
 }
 
 /**
@@ -248,7 +248,7 @@ static inline uint16_t rol16(uint16_t word, unsigned int shift)
  */
 static inline uint16_t ror16(uint16_t word, unsigned int shift)
 {
-    return (word >> shift) | (word << (16 - shift));
+    return (word >> shift) | (word << ((16 - shift) & 15));
 }
 
 /**
@@ -258,7 +258,7 @@ static inline uint16_t ror16(uint16_t word, unsigned int shift)
  */
 static inline uint32_t rol32(uint32_t word, unsigned int shift)
 {
-    return (word << shift) | (word >> (32 - shift));
+    return (word << shift) | (word >> ((32 - shift) & 31));
 }
 
 /**
@@ -268,7 +268,7 @@ static inline uint32_t rol32(uint32_t word, unsigned int shift)
  */
 static inline uint32_t ror32(uint32_t word, unsigned int shift)
 {
-    return (word >> shift) | (word << (32 - shift));
+    return (word >> shift) | (word << ((32 - shift) & 31));
 }
 
 /**
@@ -278,7 +278,7 @@ static inline uint32_t ror32(uint32_t word, unsigned int shift)
  */
 static inline uint64_t rol64(uint64_t word, unsigned int shift)
 {
-    return (word << shift) | (word >> (64 - shift));
+    return (word << shift) | (word >> ((64 - shift) & 63));
 }
 
 /**
@@ -288,7 +288,7 @@ static inline uint64_t rol64(uint64_t word, unsigned int shift)
  */
 static inline uint64_t ror64(uint64_t word, unsigned int shift)
 {
-    return (word >> shift) | (word << (64 - shift));
+    return (word >> shift) | (word << ((64 - shift) & 63));
 }
 
 /**