diff --git a/blockjob.c b/blockjob.c
index 01b896b..4d42987 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -33,6 +33,7 @@
 #include "qapi/qmp/qerror.h"
 #include "qapi/qmp/qjson.h"
 #include "qemu/coroutine.h"
+#include "qemu/id.h"
 #include "qmp-commands.h"
 #include "qemu/timer.h"
 #include "qapi-event.h"
@@ -82,7 +83,8 @@ void *block_job_create(const BlockJobDriver *driver, BlockDriverState *bs,
     bdrv_op_unblock(bs, BLOCK_OP_TYPE_DATAPLANE, job->blocker);
 
     job->driver        = driver;
-    job->id            = g_strdup(bdrv_get_device_name(bs));
+    job->device        = g_strdup(bdrv_get_device_name(bs));
+    job->id            = id_generate(ID_JOB);
     job->blk           = blk;
     job->cb            = cb;
     job->opaque        = opaque;
@@ -119,6 +121,7 @@ void block_job_unref(BlockJob *job)
         bdrv_op_unblock_all(bs, job->blocker);
         blk_unref(job->blk);
         error_free(job->blocker);
+        g_free(job->device);
         g_free(job->id);
         QLIST_REMOVE(job, job_list);
         g_free(job);
@@ -389,7 +392,7 @@ BlockJobInfo *block_job_query(BlockJob *job)
 {
     BlockJobInfo *info = g_new0(BlockJobInfo, 1);
     info->type      = g_strdup(BlockJobType_lookup[job->driver->job_type]);
-    info->device    = g_strdup(job->id);
+    info->device    = g_strdup(job->device);
     info->len       = job->len;
     info->busy      = job->busy;
     info->paused    = job->pause_count > 0;
@@ -411,7 +414,7 @@ static void block_job_iostatus_set_err(BlockJob *job, int error)
 void block_job_event_cancelled(BlockJob *job)
 {
     qapi_event_send_block_job_cancelled(job->driver->job_type,
-                                        job->id,
+                                        job->device,
                                         job->len,
                                         job->offset,
                                         job->speed,
@@ -421,7 +424,7 @@ void block_job_event_cancelled(BlockJob *job)
 void block_job_event_completed(BlockJob *job, const char *msg)
 {
     qapi_event_send_block_job_completed(job->driver->job_type,
-                                        job->id,
+                                        job->device,
                                         job->len,
                                         job->offset,
                                         job->speed,
@@ -435,7 +438,7 @@ void block_job_event_ready(BlockJob *job)
     job->ready = true;
 
     qapi_event_send_block_job_ready(job->driver->job_type,
-                                    job->id,
+                                    job->device,
                                     job->len,
                                     job->offset,
                                     job->speed, &error_abort);
@@ -463,7 +466,7 @@ BlockErrorAction block_job_error_action(BlockJob *job, BlockdevOnError on_err,
     default:
         abort();
     }
-    qapi_event_send_block_job_error(job->id,
+    qapi_event_send_block_job_error(job->device,
                                     is_read ? IO_OPERATION_TYPE_READ :
                                     IO_OPERATION_TYPE_WRITE,
                                     action, &error_abort);
diff --git a/include/block/blockjob.h b/include/block/blockjob.h
index 86d2807..1533006 100644
--- a/include/block/blockjob.h
+++ b/include/block/blockjob.h
@@ -85,14 +85,18 @@ struct BlockJob {
     BlockBackend *blk;
 
     /**
-     * The ID of the block job. Currently the BlockBackend name of the BDS
-     * owning the job at the time when the job is started.
-     *
-     * TODO Decouple block job IDs from BlockBackend names
+     * The ID of the block job.
      */
     char *id;
 
     /**
+     * BlockBackend name of the BDS owning the job at the time when
+     * the job is started. For compatibility with clients that don't
+     * support the ID field.
+     */
+    char *device;
+
+    /**
      * The coroutine that executes the job.  If not NULL, it is
      * reentered when busy is false and the job is cancelled.
      */
diff --git a/include/qemu/id.h b/include/qemu/id.h
index 7d90335..c6c73ca 100644
--- a/include/qemu/id.h
+++ b/include/qemu/id.h
@@ -4,6 +4,7 @@
 typedef enum IdSubSystems {
     ID_QDEV,
     ID_BLOCK,
+    ID_JOB,
     ID_MAX      /* last element, used as array size */
 } IdSubSystems;
 
diff --git a/util/id.c b/util/id.c
index 6141352..eb5478b 100644
--- a/util/id.c
+++ b/util/id.c
@@ -34,6 +34,7 @@ bool id_wellformed(const char *id)
 static const char *const id_subsys_str[ID_MAX] = {
     [ID_QDEV]  = "qdev",
     [ID_BLOCK] = "block",
+    [ID_JOB]   = "job",
 };
 
 /*
