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-rw-r--r--MAINTAINERS2
-rw-r--r--block.c35
-rw-r--r--block/iscsi.c9
-rw-r--r--block/mirror.c2
-rw-r--r--block/nbd.c2
-rw-r--r--block/nfs.c2
-rw-r--r--block/quorum.c4
-rw-r--r--blockdev.c7
-rw-r--r--docs/writing-qmp-commands.txt6
-rw-r--r--qapi-schema.json8
-rw-r--r--qemu-img.c12
-rw-r--r--qemu-options.hx3
-rwxr-xr-xtests/qemu-iotests/03050
-rwxr-xr-xtests/qemu-iotests/0569
-rw-r--r--tests/qemu-iotests/iotests.py5
-rw-r--r--tests/test-qmp-input-strict.c8
16 files changed, 66 insertions, 98 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index c66946ff07..b287ef8939 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -674,6 +674,8 @@ S: Supported
 F: block*
 F: block/
 F: hw/block/
+F: qemu-img*
+F: qemu-io*
 T: git git://repo.or.cz/qemu/kevin.git block
 T: git git://github.com/stefanha/qemu.git block
 
diff --git a/block.c b/block.c
index fc2edd33ae..4745712d22 100644
--- a/block.c
+++ b/block.c
@@ -864,7 +864,7 @@ static int bdrv_open_common(BlockDriverState *bs, BlockDriverState *file,
 
     node_name = qdict_get_try_str(options, "node-name");
     bdrv_assign_node_name(bs, node_name, &local_err);
-    if (error_is_set(&local_err)) {
+    if (local_err) {
         error_propagate(errp, local_err);
         return -EINVAL;
     }
@@ -1068,14 +1068,14 @@ fail:
  */
 int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp)
 {
-    char backing_filename[PATH_MAX];
-    int back_flags, ret;
+    char *backing_filename = g_malloc0(PATH_MAX);
+    int back_flags, ret = 0;
     BlockDriver *back_drv = NULL;
     Error *local_err = NULL;
 
     if (bs->backing_hd != NULL) {
         QDECREF(options);
-        return 0;
+        goto free_exit;
     }
 
     /* NULL means an empty set of options */
@@ -1088,10 +1088,9 @@ int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp)
         backing_filename[0] = '\0';
     } else if (bs->backing_file[0] == '\0' && qdict_size(options) == 0) {
         QDECREF(options);
-        return 0;
+        goto free_exit;
     } else {
-        bdrv_get_full_backing_filename(bs, backing_filename,
-                                       sizeof(backing_filename));
+        bdrv_get_full_backing_filename(bs, backing_filename, PATH_MAX);
     }
 
     if (bs->backing_format[0] != '\0') {
@@ -1112,7 +1111,7 @@ int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp)
         error_setg(errp, "Could not open backing file: %s",
                    error_get_pretty(local_err));
         error_free(local_err);
-        return ret;
+        goto free_exit;
     }
 
     if (bs->backing_hd->file) {
@@ -1123,7 +1122,9 @@ int bdrv_open_backing_file(BlockDriverState *bs, QDict *options, Error **errp)
     /* Recalculate the BlockLimits with the backing file */
     bdrv_refresh_limits(bs);
 
-    return 0;
+free_exit:
+    g_free(backing_filename);
+    return ret;
 }
 
 /*
@@ -1180,8 +1181,7 @@ done:
 void bdrv_append_temp_snapshot(BlockDriverState *bs, Error **errp)
 {
     /* TODO: extra byte is a hack to ensure MAX_PATH space on Windows. */
-    char tmp_filename[PATH_MAX + 1];
-
+    char *tmp_filename = g_malloc0(PATH_MAX + 1);
     int64_t total_size;
     BlockDriver *bdrv_qcow2;
     QEMUOptionParameter *create_options;
@@ -1197,15 +1197,15 @@ void bdrv_append_temp_snapshot(BlockDriverState *bs, Error **errp)
     total_size = bdrv_getlength(bs);
     if (total_size < 0) {
         error_setg_errno(errp, -total_size, "Could not get image size");
-        return;
+        goto out;
     }
     total_size &= BDRV_SECTOR_MASK;
 
     /* Create the temporary image */
-    ret = get_tmp_filename(tmp_filename, sizeof(tmp_filename));
+    ret = get_tmp_filename(tmp_filename, PATH_MAX + 1);
     if (ret < 0) {
         error_setg_errno(errp, -ret, "Could not get temporary filename");
-        return;
+        goto out;
     }
 
     bdrv_qcow2 = bdrv_find_format("qcow2");
@@ -1221,7 +1221,7 @@ void bdrv_append_temp_snapshot(BlockDriverState *bs, Error **errp)
                          "'%s': %s", tmp_filename,
                          error_get_pretty(local_err));
         error_free(local_err);
-        return;
+        goto out;
     }
 
     /* Prepare a new options QDict for the temporary file */
@@ -1238,10 +1238,13 @@ void bdrv_append_temp_snapshot(BlockDriverState *bs, Error **errp)
                     bs->open_flags & ~BDRV_O_SNAPSHOT, bdrv_qcow2, &local_err);
     if (ret < 0) {
         error_propagate(errp, local_err);
-        return;
+        goto out;
     }
 
     bdrv_append(bs_snapshot, bs);
+
+out:
+    g_free(tmp_filename);
 }
 
 /*
diff --git a/block/iscsi.c b/block/iscsi.c
index a636ea4f53..a30202b4fe 100644
--- a/block/iscsi.c
+++ b/block/iscsi.c
@@ -1095,16 +1095,15 @@ static struct scsi_task *iscsi_do_inquiry(struct iscsi_context *iscsi, int lun,
     *inq = scsi_datain_unmarshall(task);
     if (*inq == NULL) {
         error_setg(errp, "iSCSI: failed to unmarshall inquiry datain blob");
-        goto fail;
+        goto fail_with_err;
     }
 
     return task;
 
 fail:
-    if (!error_is_set(errp)) {
-        error_setg(errp, "iSCSI: Inquiry command failed : %s",
-                   iscsi_get_error(iscsi));
-    }
+    error_setg(errp, "iSCSI: Inquiry command failed : %s",
+               iscsi_get_error(iscsi));
+fail_with_err:
     if (task != NULL) {
         scsi_free_scsi_task(task);
     }
diff --git a/block/mirror.c b/block/mirror.c
index 2618c3763c..36f4f8e8bd 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -680,7 +680,7 @@ void commit_active_start(BlockDriverState *bs, BlockDriverState *base,
     mirror_start_job(bs, base, speed, 0, 0,
                      on_error, on_error, cb, opaque, &local_err,
                      &commit_active_job_driver, false, base);
-    if (error_is_set(&local_err)) {
+    if (local_err) {
         error_propagate(errp, local_err);
         goto error_restore_flags;
     }
diff --git a/block/nbd.c b/block/nbd.c
index 55124239df..613f2581ae 100644
--- a/block/nbd.c
+++ b/block/nbd.c
@@ -175,7 +175,7 @@ static void nbd_parse_filename(const char *filename, QDict *options,
         InetSocketAddress *addr = NULL;
 
         addr = inet_parse(host_spec, errp);
-        if (error_is_set(errp)) {
+        if (!addr) {
             goto out;
         }
 
diff --git a/block/nfs.c b/block/nfs.c
index 98aa363e48..9fa831f160 100644
--- a/block/nfs.c
+++ b/block/nfs.c
@@ -343,7 +343,7 @@ static int nfs_file_open(BlockDriverState *bs, QDict *options, int flags,
 
     opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
     qemu_opts_absorb_qdict(opts, options, &local_err);
-    if (error_is_set(&local_err)) {
+    if (local_err) {
         error_propagate(errp, local_err);
         return -EINVAL;
     }
diff --git a/block/quorum.c b/block/quorum.c
index 7f580a83b5..ecec3a5407 100644
--- a/block/quorum.c
+++ b/block/quorum.c
@@ -753,7 +753,7 @@ static int quorum_open(BlockDriverState *bs, QDict *options, int flags,
 
     opts = qemu_opts_create(&quorum_runtime_opts, NULL, 0, &error_abort);
     qemu_opts_absorb_qdict(opts, options, &local_err);
-    if (error_is_set(&local_err)) {
+    if (local_err) {
         ret = -EINVAL;
         goto exit;
     }
@@ -828,7 +828,7 @@ close_exit:
     g_free(opened);
 exit:
     /* propagate error */
-    if (error_is_set(&local_err)) {
+    if (local_err) {
         error_propagate(errp, local_err);
     }
     QDECREF(list);
diff --git a/blockdev.c b/blockdev.c
index 09826f10cf..952eb60e3d 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -1115,6 +1115,7 @@ typedef struct InternalSnapshotState {
 static void internal_snapshot_prepare(BlkTransactionState *common,
                                       Error **errp)
 {
+    Error *local_err = NULL;
     const char *device;
     const char *name;
     BlockDriverState *bs;
@@ -1163,8 +1164,10 @@ static void internal_snapshot_prepare(BlkTransactionState *common,
     }
 
     /* check whether a snapshot with name exist */
-    ret = bdrv_snapshot_find_by_id_and_name(bs, NULL, name, &old_sn, errp);
-    if (error_is_set(errp)) {
+    ret = bdrv_snapshot_find_by_id_and_name(bs, NULL, name, &old_sn,
+                                            &local_err);
+    if (local_err) {
+        error_propagate(errp, local_err);
         return;
     } else if (ret) {
         error_setg(errp,
diff --git a/docs/writing-qmp-commands.txt b/docs/writing-qmp-commands.txt
index 8349dec8af..3930a9ba70 100644
--- a/docs/writing-qmp-commands.txt
+++ b/docs/writing-qmp-commands.txt
@@ -311,7 +311,7 @@ void hmp_hello_world(Monitor *mon, const QDict *qdict)
     Error *errp = NULL;
 
     qmp_hello_world(!!message, message, &errp);
-    if (error_is_set(&errp)) {
+    if (errp) {
         monitor_printf(mon, "%s\n", error_get_pretty(errp));
         error_free(errp);
         return;
@@ -483,7 +483,7 @@ void hmp_info_alarm_clock(Monitor *mon)
     Error *errp = NULL;
 
     clock = qmp_query_alarm_clock(&errp);
-    if (error_is_set(&errp)) {
+    if (errp) {
         monitor_printf(mon, "Could not query alarm clock information\n");
         error_free(errp);
         return;
@@ -634,7 +634,7 @@ void hmp_info_alarm_methods(Monitor *mon)
     Error *errp = NULL;
 
     method_list = qmp_query_alarm_methods(&errp);
-    if (error_is_set(&errp)) {
+    if (errp) {
         monitor_printf(mon, "Could not query alarm methods\n");
         error_free(errp);
         return;
diff --git a/qapi-schema.json b/qapi-schema.json
index 391356fe29..0b00427c8c 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -4285,10 +4285,13 @@
 #
 # Drivers that are supported in block device operations.
 #
+# @host_device, @host_cdrom, @host_floppy: Since 2.1
+#
 # Since: 2.0
 ##
 { 'enum': 'BlockdevDriver',
-  'data': [ 'file', 'http', 'https', 'ftp', 'ftps', 'tftp', 'vvfat', 'blkdebug',
+  'data': [ 'file', 'host_device', 'host_cdrom', 'host_floppy',
+            'http', 'https', 'ftp', 'ftps', 'tftp', 'vvfat', 'blkdebug',
             'blkverify', 'bochs', 'cloop', 'cow', 'dmg', 'parallels', 'qcow',
             'qcow2', 'qed', 'raw', 'vdi', 'vhdx', 'vmdk', 'vpc', 'quorum' ] }
 
@@ -4555,6 +4558,9 @@
   'discriminator': 'driver',
   'data': {
       'file':       'BlockdevOptionsFile',
+      'host_device':'BlockdevOptionsFile',
+      'host_cdrom': 'BlockdevOptionsFile',
+      'host_floppy':'BlockdevOptionsFile',
       'http':       'BlockdevOptionsFile',
       'https':      'BlockdevOptionsFile',
       'ftp':        'BlockdevOptionsFile',
diff --git a/qemu-img.c b/qemu-img.c
index 4dae84a182..968b4c8e83 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -457,12 +457,12 @@ fail:
 
 static void dump_json_image_check(ImageCheck *check, bool quiet)
 {
-    Error *errp = NULL;
+    Error *local_err = NULL;
     QString *str;
     QmpOutputVisitor *ov = qmp_output_visitor_new();
     QObject *obj;
     visit_type_ImageCheck(qmp_output_get_visitor(ov),
-                          &check, NULL, &errp);
+                          &check, NULL, &local_err);
     obj = qmp_output_get_qobject(ov);
     str = qobject_to_json_pretty(obj);
     assert(str != NULL);
@@ -1731,12 +1731,12 @@ static void dump_snapshots(BlockDriverState *bs)
 
 static void dump_json_image_info_list(ImageInfoList *list)
 {
-    Error *errp = NULL;
+    Error *local_err = NULL;
     QString *str;
     QmpOutputVisitor *ov = qmp_output_visitor_new();
     QObject *obj;
     visit_type_ImageInfoList(qmp_output_get_visitor(ov),
-                             &list, NULL, &errp);
+                             &list, NULL, &local_err);
     obj = qmp_output_get_qobject(ov);
     str = qobject_to_json_pretty(obj);
     assert(str != NULL);
@@ -1748,12 +1748,12 @@ static void dump_json_image_info_list(ImageInfoList *list)
 
 static void dump_json_image_info(ImageInfo *info)
 {
-    Error *errp = NULL;
+    Error *local_err = NULL;
     QString *str;
     QmpOutputVisitor *ov = qmp_output_visitor_new();
     QObject *obj;
     visit_type_ImageInfo(qmp_output_get_visitor(ov),
-                         &info, NULL, &errp);
+                         &info, NULL, &local_err);
     obj = qmp_output_get_qobject(ov);
     str = qobject_to_json_pretty(obj);
     assert(str != NULL);
diff --git a/qemu-options.hx b/qemu-options.hx
index 6457034b8c..98b4002fc7 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -408,7 +408,8 @@ DEF("drive", HAS_ARG, QEMU_OPTION_drive,
     "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]\n"
     "       [,cyls=c,heads=h,secs=s[,trans=t]][,snapshot=on|off]\n"
     "       [,cache=writethrough|writeback|none|directsync|unsafe][,format=f]\n"
-    "       [,serial=s][,addr=A][,id=name][,aio=threads|native]\n"
+    "       [,serial=s][,addr=A][,rerror=ignore|stop|report]\n"
+    "       [,werror=ignore|stop|report|enospc][,id=name][,aio=threads|native]\n"
     "       [,readonly=on|off][,copy-on-read=on|off]\n"
     "       [[,bps=b]|[[,bps_rd=r][,bps_wr=w]]]\n"
     "       [[,iops=i]|[[,iops_rd=r][,iops_wr=w]]]\n"
diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030
index 59a34f76f5..8cb61fd7ec 100755
--- a/tests/qemu-iotests/030
+++ b/tests/qemu-iotests/030
@@ -50,15 +50,7 @@ class TestSingleDrive(iotests.QMPTestCase):
         result = self.vm.qmp('block-stream', device='drive0')
         self.assert_qmp(result, 'return', {})
 
-        completed = False
-        while not completed:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_COMPLETED':
-                    self.assert_qmp(event, 'data/type', 'stream')
-                    self.assert_qmp(event, 'data/device', 'drive0')
-                    self.assert_qmp(event, 'data/offset', self.image_len)
-                    self.assert_qmp(event, 'data/len', self.image_len)
-                    completed = True
+        self.wait_until_completed()
 
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
@@ -89,15 +81,7 @@ class TestSingleDrive(iotests.QMPTestCase):
         self.assert_qmp(result, 'return', {})
 
         self.vm.resume_drive('drive0')
-        completed = False
-        while not completed:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_COMPLETED':
-                    self.assert_qmp(event, 'data/type', 'stream')
-                    self.assert_qmp(event, 'data/device', 'drive0')
-                    self.assert_qmp(event, 'data/offset', self.image_len)
-                    self.assert_qmp(event, 'data/len', self.image_len)
-                    completed = True
+        self.wait_until_completed()
 
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
@@ -112,15 +96,7 @@ class TestSingleDrive(iotests.QMPTestCase):
         result = self.vm.qmp('block-stream', device='drive0', base=mid_img)
         self.assert_qmp(result, 'return', {})
 
-        completed = False
-        while not completed:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_COMPLETED':
-                    self.assert_qmp(event, 'data/type', 'stream')
-                    self.assert_qmp(event, 'data/device', 'drive0')
-                    self.assert_qmp(event, 'data/offset', self.image_len)
-                    self.assert_qmp(event, 'data/len', self.image_len)
-                    completed = True
+        self.wait_until_completed()
 
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
@@ -152,15 +128,7 @@ class TestSmallerBackingFile(iotests.QMPTestCase):
         result = self.vm.qmp('block-stream', device='drive0')
         self.assert_qmp(result, 'return', {})
 
-        completed = False
-        while not completed:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_COMPLETED':
-                    self.assert_qmp(event, 'data/type', 'stream')
-                    self.assert_qmp(event, 'data/device', 'drive0')
-                    self.assert_qmp(event, 'data/offset', self.image_len)
-                    self.assert_qmp(event, 'data/len', self.image_len)
-                    completed = True
+        self.wait_until_completed()
 
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
@@ -442,15 +410,7 @@ class TestSetSpeed(iotests.QMPTestCase):
         result = self.vm.qmp('block-job-set-speed', device='drive0', speed=8 * 1024 * 1024)
         self.assert_qmp(result, 'return', {})
 
-        completed = False
-        while not completed:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_COMPLETED':
-                    self.assert_qmp(event, 'data/type', 'stream')
-                    self.assert_qmp(event, 'data/device', 'drive0')
-                    self.assert_qmp(event, 'data/offset', self.image_len)
-                    self.assert_qmp(event, 'data/len', self.image_len)
-                    completed = True
+        self.wait_until_completed()
 
         self.assert_no_active_block_jobs()
 
diff --git a/tests/qemu-iotests/056 b/tests/qemu-iotests/056
index 63893423cf..54e4bd0692 100755
--- a/tests/qemu-iotests/056
+++ b/tests/qemu-iotests/056
@@ -57,14 +57,7 @@ class TestSyncModesNoneAndTop(iotests.QMPTestCase):
                              format=iotests.imgfmt, target=target_img)
         self.assert_qmp(result, 'return', {})
 
-        # Custom completed check as we are not copying all data.
-        completed = False
-        while not completed:
-            for event in self.vm.get_qmp_events(wait=True):
-                if event['event'] == 'BLOCK_JOB_COMPLETED':
-                    self.assert_qmp(event, 'data/device', 'drive0')
-                    self.assert_qmp_absent(event, 'data/error')
-                    completed = True
+        self.wait_until_completed(check_offset=False)
 
         self.assert_no_active_block_jobs()
         self.vm.shutdown()
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index e4fa9af714..f6c437c0c3 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -257,7 +257,7 @@ class QMPTestCase(unittest.TestCase):
         self.assert_no_active_block_jobs()
         return result
 
-    def wait_until_completed(self, drive='drive0'):
+    def wait_until_completed(self, drive='drive0', check_offset=True):
         '''Wait for a block job to finish, returning the event'''
         completed = False
         while not completed:
@@ -265,7 +265,8 @@ class QMPTestCase(unittest.TestCase):
                 if event['event'] == 'BLOCK_JOB_COMPLETED':
                     self.assert_qmp(event, 'data/device', drive)
                     self.assert_qmp_absent(event, 'data/error')
-                    self.assert_qmp(event, 'data/offset', self.image_len)
+                    if check_offset:
+                        self.assert_qmp(event, 'data/offset', self.image_len)
                     self.assert_qmp(event, 'data/len', self.image_len)
                     completed = True
 
diff --git a/tests/test-qmp-input-strict.c b/tests/test-qmp-input-strict.c
index 38b5e95f68..f03353b755 100644
--- a/tests/test-qmp-input-strict.c
+++ b/tests/test-qmp-input-strict.c
@@ -153,7 +153,7 @@ static void test_validate_union_flat(TestInputVisitorData *data,
     /* TODO when generator bug is fixed, add 'integer': 41 */
 
     visit_type_UserDefFlatUnion(v, &tmp, NULL, &errp);
-    g_assert(!error_is_set(&errp));
+    g_assert(!errp);
     qapi_free_UserDefFlatUnion(tmp);
 }
 
@@ -167,7 +167,7 @@ static void test_validate_union_anon(TestInputVisitorData *data,
     v = validate_test_init(data, "42");
 
     visit_type_UserDefAnonUnion(v, &tmp, NULL, &errp);
-    g_assert(!error_is_set(&errp));
+    g_assert(!errp);
     qapi_free_UserDefAnonUnion(tmp);
 }
 
@@ -240,7 +240,7 @@ static void test_validate_fail_union_flat(TestInputVisitorData *data,
     v = validate_test_init(data, "{ 'string': 'c', 'integer': 41, 'boolean': true }");
 
     visit_type_UserDefFlatUnion(v, &tmp, NULL, &errp);
-    g_assert(error_is_set(&errp));
+    g_assert(errp);
     qapi_free_UserDefFlatUnion(tmp);
 }
 
@@ -254,7 +254,7 @@ static void test_validate_fail_union_anon(TestInputVisitorData *data,
     v = validate_test_init(data, "3.14");
 
     visit_type_UserDefAnonUnion(v, &tmp, NULL, &errp);
-    g_assert(error_is_set(&errp));
+    g_assert(errp);
     qapi_free_UserDefAnonUnion(tmp);
 }