3 files changed, 33 insertions, 2 deletions
diff --git a/include/block/block.h b/include/block/block.h
index 34770bb33a..ab80195378 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -436,7 +436,8 @@ int bdrv_is_allocated_above(BlockDriverState *top, BlockDriverState *base,
 
 bool bdrv_is_read_only(BlockDriverState *bs);
 bool bdrv_is_writable(BlockDriverState *bs);
-int bdrv_can_set_read_only(BlockDriverState *bs, bool read_only, Error **errp);
+int bdrv_can_set_read_only(BlockDriverState *bs, bool read_only,
+                           bool ignore_allow_rdw, Error **errp);
 int bdrv_set_read_only(BlockDriverState *bs, bool read_only, Error **errp);
 bool bdrv_is_sg(BlockDriverState *bs);
 bool bdrv_is_inserted(BlockDriverState *bs);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index d4f4ea7584..7571c0aaaf 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -127,7 +127,6 @@ struct BlockDriver {
                           Error **errp);
     void (*bdrv_close)(BlockDriverState *bs);
     int (*bdrv_create)(const char *filename, QemuOpts *opts, Error **errp);
-    int (*bdrv_set_key)(BlockDriverState *bs, const char *key);
     int (*bdrv_make_empty)(BlockDriverState *bs);
 
     void (*bdrv_refresh_filename)(BlockDriverState *bs, QDict *options);
diff --git a/include/qom/cpu.h b/include/qom/cpu.h
index 25eefea7ab..e9d30c52b4 100644
--- a/include/qom/cpu.h
+++ b/include/qom/cpu.h
@@ -162,6 +162,10 @@ typedef struct CPUClass {
     void (*dump_statistics)(CPUState *cpu, FILE *f,
                             fprintf_function cpu_fprintf, int flags);
     int64_t (*get_arch_id)(CPUState *cpu);
+    void * (*alloc_env)(CPUState *cpu);
+    void (*get_env)(CPUState *cpu, void *env);
+    void (*set_env)(CPUState *cpu, void *env);
+    void (*free_env)(CPUState *cpu, void *env);
     bool (*get_paging_enabled)(const CPUState *cpu);
     void (*get_memory_mapping)(CPUState *cpu, MemoryMappingList *list,
                                Error **errp);
@@ -440,6 +444,33 @@ extern bool mttcg_enabled;
 #define qemu_tcg_mttcg_enabled() (mttcg_enabled)
 
 /**
+ * cpu_alloc_env: allocate CPU environment structure
+ * @cpu: allocate environment structure for this CPU
+ */
+void *cpu_alloc_env(CPUState *cpu);
+
+/**
+ * cpu_get_env: retrieve CPU environment structure
+ * @cpu: CPU to use
+ * @env: environment structure to use
+ */
+void cpu_get_env(CPUState *cpu, void *env);
+
+/**
+ * cpu_set_env: switch to given CPU environment
+ * @cpu: CPU to use
+ * @env: environment structure to use
+ */
+void cpu_set_env(CPUState *cpu, void *env);
+
+/**
+ * cpu_free_env: free CPU environment structure
+ * @cpu: free environment structure for this CPU
+ * @env: structure to free
+ */
+void cpu_free_env(CPUState *cpu, void *env);
+
+/**
  * cpu_paging_enabled:
  * @cpu: The CPU whose state is to be inspected.
  *