Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2018-08-31' into staging

Removal of deprecated options and improvements for the qtests

# gpg: Signature made Fri 31 Aug 2018 09:10:23 BST
# gpg:                using RSA key 2ED9D774FE702DB5
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>"
# gpg:                 aka "Thomas Huth <thuth@redhat.com>"
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>"
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>"
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* remotes/huth-gitlab/tags/pull-request-2018-08-31:
  tests: add a qmp success-response test
  tests: add qmp/qom-set-without-value test
  tests: add qmp/object-add-without-props test
  tests: add qmp_assert_error_class()
  tests/libqos: Utilize newer glib spawn check
  net: Remove the deprecated -tftp, -bootp, -redir and -smb options
  Remove the deprecated options -startdate, -localtime and -rtc-td-hack
  Remove the deprecated -nodefconfig option
  Remove the deprecated -balloon option

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

19 files changed, 158 insertions, 395 deletions

diff --git a/docs/interop/live-block-operations.rst b/docs/interop/live-block-operations.rst
index 734252b..48afdc7 100644
--- a/docs/interop/live-block-operations.rst
+++ b/docs/interop/live-block-operations.rst
@@ -129,7 +129,7 @@ To show some example invocations of command-line, we will use the
 following invocation of QEMU, with a QMP server running over UNIX
 socket::
 
-    $ ./x86_64-softmmu/qemu-system-x86_64 -display none -nodefconfig \
+    $ ./x86_64-softmmu/qemu-system-x86_64 -display none -no-user-config \
         -M q35 -nodefaults -m 512 \
         -blockdev node-name=node-A,driver=qcow2,file.driver=file,file.node-name=file,file.filename=./a.qcow2 \
         -device virtio-blk,drive=node-A,id=virtio0 \
@@ -694,7 +694,7 @@ instance, with the following invocation.  (As noted earlier, for
 simplicity's sake, the destination QEMU is started on the same host, but
 it could be located elsewhere)::
 
-    $ ./x86_64-softmmu/qemu-system-x86_64 -display none -nodefconfig \
+    $ ./x86_64-softmmu/qemu-system-x86_64 -display none -no-user-config \
         -M q35 -nodefaults -m 512 \
         -blockdev node-name=node-TargetDisk,driver=qcow2,file.driver=file,file.node-name=file,file.filename=./target-disk.qcow2 \
         -device virtio-blk,drive=node-TargetDisk,id=virtio0 \
diff --git a/docs/virtio-balloon-stats.txt b/docs/virtio-balloon-stats.txt
index 9985e1d..1732cc8 100644
--- a/docs/virtio-balloon-stats.txt
+++ b/docs/virtio-balloon-stats.txt
@@ -61,9 +61,9 @@ It's also important to note the following:
    respond to the request the timer will never be re-armed, which has
    the same effect as disabling polling
 
-Here are a few examples. QEMU is started with '-balloon virtio', which
-generates '/machine/peripheral-anon/device[1]' as the QOM path for the
-balloon device.
+Here are a few examples. QEMU is started with '-device virtio-balloon',
+which generates '/machine/peripheral-anon/device[1]' as the QOM path for
+the balloon device.
 
 Enable polling with 2 seconds interval:
 
diff --git a/include/net/net.h b/include/net/net.h
index 1425960..7936d53 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -201,9 +201,6 @@ extern NICInfo nd_table[MAX_NICS];
 extern const char *host_net_devices[];
 
 /* from net.c */
-extern const char *legacy_tftp_prefix;
-extern const char *legacy_bootp_filename;
-
 int net_client_parse(QemuOptsList *opts_list, const char *str);
 int net_init_clients(Error **errp);
 void net_check_clients(void);
diff --git a/include/net/slirp.h b/include/net/slirp.h
index 4d63d74..bad3e1e 100644
--- a/include/net/slirp.h
+++ b/include/net/slirp.h
@@ -30,10 +30,6 @@
 void hmp_hostfwd_add(Monitor *mon, const QDict *qdict);
 void hmp_hostfwd_remove(Monitor *mon, const QDict *qdict);
 
-int net_slirp_redir(const char *redir_str);
-
-int net_slirp_smb(const char *exported_dir);
-
 void hmp_info_usernet(Monitor *mon, const QDict *qdict);
 
 #endif
diff --git a/net/slirp.c b/net/slirp.c
index 1e14318..c18060f 100644
--- a/net/slirp.c
+++ b/net/slirp.c
@@ -67,13 +67,11 @@ static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
 /* slirp network adapter */
 
 #define SLIRP_CFG_HOSTFWD 1
-#define SLIRP_CFG_LEGACY  2
 
 struct slirp_config_str {
     struct slirp_config_str *next;
     int flags;
     char str[1024];
-    int legacy_format;
 };
 
 typedef struct SlirpState {
@@ -87,19 +85,13 @@ typedef struct SlirpState {
 } SlirpState;
 
 static struct slirp_config_str *slirp_configs;
-const char *legacy_tftp_prefix;
-const char *legacy_bootp_filename;
 static QTAILQ_HEAD(slirp_stacks, SlirpState) slirp_stacks =
     QTAILQ_HEAD_INITIALIZER(slirp_stacks);
 
-static int slirp_hostfwd(SlirpState *s, const char *redir_str,
-                         int legacy_format, Error **errp);
-static int slirp_guestfwd(SlirpState *s, const char *config_str,
-                          int legacy_format, Error **errp);
+static int slirp_hostfwd(SlirpState *s, const char *redir_str, Error **errp);
+static int slirp_guestfwd(SlirpState *s, const char *config_str, Error **errp);
 
 #ifndef _WIN32
-static const char *legacy_smb_export;
-
 static int slirp_smb(SlirpState *s, const char *exported_dir,
                      struct in_addr vserver_addr, Error **errp);
 static void slirp_smb_cleanup(SlirpState *s);
@@ -196,13 +188,6 @@ static int net_slirp_init(NetClientState *peer, const char *model,
         return -1;
     }
 
-    if (!tftp_export) {
-        tftp_export = legacy_tftp_prefix;
-    }
-    if (!bootfile) {
-        bootfile = legacy_bootp_filename;
-    }
-
     if (vnetwork) {
         if (get_str_sep(buf, sizeof(buf), &vnetwork, '/') < 0) {
             if (!inet_aton(vnetwork, &net)) {
@@ -382,21 +367,16 @@ static int net_slirp_init(NetClientState *peer, const char *model,
 
     for (config = slirp_configs; config; config = config->next) {
         if (config->flags & SLIRP_CFG_HOSTFWD) {
-            if (slirp_hostfwd(s, config->str,
-                              config->flags & SLIRP_CFG_LEGACY, errp) < 0) {
+            if (slirp_hostfwd(s, config->str, errp) < 0) {
                 goto error;
             }
         } else {
-            if (slirp_guestfwd(s, config->str,
-                               config->flags & SLIRP_CFG_LEGACY, errp) < 0) {
+            if (slirp_guestfwd(s, config->str, errp) < 0) {
                 goto error;
             }
         }
     }
 #ifndef _WIN32
-    if (!smb_export) {
-        smb_export = legacy_smb_export;
-    }
     if (smb_export) {
         if (slirp_smb(s, smb_export, smbsrv, errp) < 0) {
             goto error;
@@ -506,8 +486,7 @@ void hmp_hostfwd_remove(Monitor *mon, const QDict *qdict)
     monitor_printf(mon, "invalid format\n");
 }
 
-static int slirp_hostfwd(SlirpState *s, const char *redir_str,
-                         int legacy_format, Error **errp)
+static int slirp_hostfwd(SlirpState *s, const char *redir_str, Error **errp)
 {
     struct in_addr host_addr = { .s_addr = INADDR_ANY };
     struct in_addr guest_addr = { .s_addr = 0 };
@@ -532,18 +511,16 @@ static int slirp_hostfwd(SlirpState *s, const char *redir_str,
         goto fail_syntax;
     }
 
-    if (!legacy_format) {
-        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
-            fail_reason = "Missing : separator";
-            goto fail_syntax;
-        }
-        if (buf[0] != '\0' && !inet_aton(buf, &host_addr)) {
-            fail_reason = "Bad host address";
-            goto fail_syntax;
-        }
+    if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
+        fail_reason = "Missing : separator";
+        goto fail_syntax;
+    }
+    if (buf[0] != '\0' && !inet_aton(buf, &host_addr)) {
+        fail_reason = "Bad host address";
+        goto fail_syntax;
     }
 
-    if (get_str_sep(buf, sizeof(buf), &p, legacy_format ? ':' : '-') < 0) {
+    if (get_str_sep(buf, sizeof(buf), &p, '-') < 0) {
         fail_reason = "Bad host port separator";
         goto fail_syntax;
     }
@@ -602,35 +579,13 @@ void hmp_hostfwd_add(Monitor *mon, const QDict *qdict)
     }
     if (s) {
         Error *err = NULL;
-        if (slirp_hostfwd(s, redir_str, 0, &err) < 0) {
+        if (slirp_hostfwd(s, redir_str, &err) < 0) {
             error_report_err(err);
         }
     }
 
 }
 
-int net_slirp_redir(const char *redir_str)
-{
-    struct slirp_config_str *config;
-    Error *err = NULL;
-    int res;
-
-    if (QTAILQ_EMPTY(&slirp_stacks)) {
-        config = g_malloc(sizeof(*config));
-        pstrcpy(config->str, sizeof(config->str), redir_str);
-        config->flags = SLIRP_CFG_HOSTFWD | SLIRP_CFG_LEGACY;
-        config->next = slirp_configs;
-        slirp_configs = config;
-        return 0;
-    }
-
-    res = slirp_hostfwd(QTAILQ_FIRST(&slirp_stacks), redir_str, 1, &err);
-    if (res < 0) {
-        error_report_err(err);
-    }
-    return res;
-}
-
 #ifndef _WIN32
 
 /* automatic user mode samba server configuration */
@@ -746,28 +701,6 @@ static int slirp_smb(SlirpState* s, const char *exported_dir,
     return 0;
 }
 
-/* automatic user mode samba server configuration (legacy interface) */
-int net_slirp_smb(const char *exported_dir)
-{
-    struct in_addr vserver_addr = { .s_addr = 0 };
-
-    if (legacy_smb_export) {
-        fprintf(stderr, "-smb given twice\n");
-        return -1;
-    }
-    legacy_smb_export = exported_dir;
-    if (!QTAILQ_EMPTY(&slirp_stacks)) {
-        Error *err = NULL;
-        int res = slirp_smb(QTAILQ_FIRST(&slirp_stacks), exported_dir,
-                            vserver_addr, &err);
-        if (res < 0) {
-            error_report_err(err);
-        }
-        return res;
-    }
-    return 0;
-}
-
 #endif /* !defined(_WIN32) */
 
 struct GuestFwd {
@@ -789,8 +722,7 @@ static void guestfwd_read(void *opaque, const uint8_t *buf, int size)
     slirp_socket_recv(fwd->slirp, fwd->server, fwd->port, buf, size);
 }
 
-static int slirp_guestfwd(SlirpState *s, const char *config_str,
-                          int legacy_format, Error **errp)
+static int slirp_guestfwd(SlirpState *s, const char *config_str, Error **errp)
 {
     struct in_addr server = { .s_addr = 0 };
     struct GuestFwd *fwd;
@@ -800,26 +732,20 @@ static int slirp_guestfwd(SlirpState *s, const char *config_str,
     int port;
 
     p = config_str;
-    if (legacy_format) {
-        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
-            goto fail_syntax;
-        }
-    } else {
-        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
-            goto fail_syntax;
-        }
-        if (strcmp(buf, "tcp") && buf[0] != '\0') {
-            goto fail_syntax;
-        }
-        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
-            goto fail_syntax;
-        }
-        if (buf[0] != '\0' && !inet_aton(buf, &server)) {
-            goto fail_syntax;
-        }
-        if (get_str_sep(buf, sizeof(buf), &p, '-') < 0) {
-            goto fail_syntax;
-        }
+    if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
+        goto fail_syntax;
+    }
+    if (strcmp(buf, "tcp") && buf[0] != '\0') {
+        goto fail_syntax;
+    }
+    if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
+        goto fail_syntax;
+    }
+    if (buf[0] != '\0' && !inet_aton(buf, &server)) {
+        goto fail_syntax;
+    }
+    if (get_str_sep(buf, sizeof(buf), &p, '-') < 0) {
+        goto fail_syntax;
     }
     port = strtol(buf, &end, 10);
     if (*end != '\0' || port < 1 || port > 65535) {
diff --git a/os-posix.c b/os-posix.c
index 9ce6f74..8f39447 100644
--- a/os-posix.c
+++ b/os-posix.c
@@ -168,14 +168,6 @@ static bool os_parse_runas_uid_gid(const char *optarg)
 int os_parse_cmd_args(int index, const char *optarg)
 {
     switch (index) {
-#ifdef CONFIG_SLIRP
-    case QEMU_OPTION_smb:
-        error_report("The -smb option is deprecated. "
-                     "Please use '-netdev user,smb=...' instead.");
-        if (net_slirp_smb(optarg) < 0)
-            exit(1);
-        break;
-#endif
     case QEMU_OPTION_runas:
         user_pwd = getpwnam(optarg);
         if (user_pwd) {
diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi
index 1b9c007..8a2e399 100644
--- a/qemu-deprecated.texi
+++ b/qemu-deprecated.texi
@@ -40,40 +40,6 @@ which is the default.
 The ``-no-kvm'' argument is now a synonym for setting
 ``-machine accel=tcg''.
 
-@subsection -tftp (since 2.6.0)
-
-The ``-tftp /some/dir'' argument is replaced by either
-``-netdev user,id=x,tftp=/some/dir '' (for pluggable NICs, accompanied
-with ``-device ...,netdev=x''), or ``-nic user,tftp=/some/dir''
-(for embedded NICs). The new syntax allows different settings to be
-provided per NIC.
-
-@subsection -bootp (since 2.6.0)
-
-The ``-bootp /some/file'' argument is replaced by either
-``-netdev user,id=x,bootp=/some/file '' (for pluggable NICs, accompanied
-with ``-device ...,netdev=x''), or ``-nic user,bootp=/some/file''
-(for embedded NICs). The new syntax allows different settings to be
-provided per NIC.
-
-@subsection -redir (since 2.6.0)
-
-The ``-redir [tcp|udp]:hostport:[guestaddr]:guestport'' argument is
-replaced by either
-``-netdev user,id=x,hostfwd=[tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport''
-(for pluggable NICs, accompanied with ``-device ...,netdev=x'') or
-``-nic user,hostfwd=[tcp|udp]:[hostaddr]:hostport-[guestaddr]:guestport''
-(for embedded NICs). The new syntax allows different settings to be
-provided per NIC.
-
-@subsection -smb (since 2.6.0)
-
-The ``-smb /some/dir'' argument is replaced by either
-``-netdev user,id=x,smb=/some/dir '' (for pluggable NICs, accompanied
-with ``-device ...,netdev=x''), or ``-nic user,smb=/some/dir''
-(for embedded NICs). The new syntax allows different settings to be
-provided per NIC.
-
 @subsection -usbdevice (since 2.10.0)
 
 The ``-usbdevice DEV'' argument is now a synonym for setting
@@ -82,15 +48,6 @@ would automatically enable USB support on the machine type.
 If using the new syntax, USB support must be explicitly
 enabled via the ``-machine usb=on'' argument.
 
-@subsection -nodefconfig (since 2.11.0)
-
-The ``-nodefconfig`` argument is a synonym for ``-no-user-config``.
-
-@subsection -balloon (since 2.12.0)
-
-The @option{--balloon virtio} argument has been superseded by
-@option{--device virtio-balloon}.
-
 @subsection -fsdev handle (since 2.12.0)
 
 The ``handle'' fsdev backend does not support symlinks and causes the 9p
@@ -105,19 +62,6 @@ The @code{--no-frame} argument works with SDL 1.2 only. The other user
 interfaces never implemented this in the first place. So this will be
 removed together with SDL 1.2 support.
 
-@subsection -rtc-td-hack (since 2.12.0)
-
-The @code{-rtc-td-hack} option has been replaced by
-@code{-rtc driftfix=slew}.
-
-@subsection -localtime (since 2.12.0)
-
-The @code{-localtime} option has been replaced by @code{-rtc base=localtime}.
-
-@subsection -startdate (since 2.12.0)
-
-The @code{-startdate} option has been replaced by @code{-rtc base=@var{date}}.
-
 @subsection -virtioconsole (since 3.0.0)
 
 Option @option{-virtioconsole} has been replaced by
diff --git a/qemu-options.hx b/qemu-options.hx
index 654ef48..a642ad2 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -454,16 +454,6 @@ modprobe i810_audio clocking=48000
 @end example
 ETEXI
 
-DEF("balloon", HAS_ARG, QEMU_OPTION_balloon,
-    "-balloon virtio[,addr=str]\n"
-    "                enable virtio balloon device (deprecated)\n", QEMU_ARCH_ALL)
-STEXI
-@item -balloon virtio[,addr=@var{addr}]
-@findex -balloon
-Enable virtio balloon device, optionally with PCI address @var{addr}. This
-option is deprecated, use @option{-device virtio-balloon} instead.
-ETEXI
-
 DEF("device", HAS_ARG, QEMU_OPTION_device,
     "-device driver[,prop[=value][,...]]\n"
     "                add device (based on driver)\n"
@@ -1721,9 +1711,6 @@ Windows 2000 is installed, you no longer need this option (this option
 slows down the IDE transfers).
 ETEXI
 
-HXCOMM Deprecated by -rtc
-DEF("rtc-td-hack", 0, QEMU_OPTION_rtc_td_hack, "", QEMU_ARCH_I386)
-
 DEF("no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk,
     "-no-fd-bootchk  disable boot signature checking for floppy disks\n",
     QEMU_ARCH_I386)
@@ -1826,16 +1813,6 @@ STEXI
 @table @option
 ETEXI
 
-HXCOMM Legacy slirp options (now moved to -net user):
-#ifdef CONFIG_SLIRP
-DEF("tftp", HAS_ARG, QEMU_OPTION_tftp, "", QEMU_ARCH_ALL)
-DEF("bootp", HAS_ARG, QEMU_OPTION_bootp, "", QEMU_ARCH_ALL)
-DEF("redir", HAS_ARG, QEMU_OPTION_redir, "", QEMU_ARCH_ALL)
-#ifndef _WIN32
-DEF("smb", HAS_ARG, QEMU_OPTION_smb, "", QEMU_ARCH_ALL)
-#endif
-#endif
-
 DEF("netdev", HAS_ARG, QEMU_OPTION_netdev,
 #ifdef CONFIG_SLIRP
     "-netdev user,id=str[,ipv4[=on|off]][,net=addr[/mask]][,host=addr]\n"
@@ -2163,11 +2140,6 @@ qemu-system-i386 -nic  'user,id=n1,guestfwd=tcp:10.0.2.100:1234-cmd:netcat 10.10
 
 @end table
 
-Note: Legacy stand-alone options -tftp, -bootp, -smb and -redir are still
-processed and applied to -net user. Mixing them with the new configuration
-syntax gives undefined results. Their use for new applications is discouraged
-as they will be removed from future versions.
-
 @item -netdev tap,id=@var{id}[,fd=@var{h}][,ifname=@var{name}][,script=@var{file}][,downscript=@var{dfile}][,br=@var{bridge}][,helper=@var{helper}]
 Configure a host TAP network backend with ID @var{id}.
 
@@ -3481,10 +3453,6 @@ ETEXI
 HXCOMM Silently ignored for compatibility
 DEF("clock", HAS_ARG, QEMU_OPTION_clock, "", QEMU_ARCH_ALL)
 
-HXCOMM Options deprecated by -rtc
-DEF("localtime", 0, QEMU_OPTION_localtime, "", QEMU_ARCH_ALL)
-DEF("startdate", HAS_ARG, QEMU_OPTION_startdate, "", QEMU_ARCH_ALL)
-
 DEF("rtc", HAS_ARG, QEMU_OPTION_rtc, \
     "-rtc [base=utc|localtime|date][,clock=host|rt|vm][,driftfix=none|slew]\n" \
     "                set the RTC base and clock, enable drift fix for clock ticks (x86 only)\n",
@@ -3843,8 +3811,7 @@ Write device configuration to @var{file}. The @var{file} can be either filename
 command line and device configuration into file or dash @code{-}) character to print the
 output to stdout. This can be later used as input file for @code{-readconfig} option.
 ETEXI
-HXCOMM Deprecated, same as -no-user-config
-DEF("nodefconfig", 0, QEMU_OPTION_nodefconfig, "", QEMU_ARCH_ALL)
+
 DEF("no-user-config", 0, QEMU_OPTION_nouserconfig,
     "-no-user-config\n"
     "                do not load default user-provided config files at startup\n",
@@ -3855,6 +3822,7 @@ STEXI
 The @code{-no-user-config} option makes QEMU not load any of the user-provided
 config files on @var{sysconfdir}.
 ETEXI
+
 DEF("trace", HAS_ARG, QEMU_OPTION_trace,
     "-trace [[enable=]<pattern>][,events=<file>][,file=<file>]\n"
     "                specify tracing options\n",
diff --git a/tests/drive_del-test.c b/tests/drive_del-test.c
index 673c101..4a1a088 100644
--- a/tests/drive_del-test.c
+++ b/tests/drive_del-test.c
@@ -67,7 +67,6 @@ static void test_after_failed_device_add(void)
 {
     char driver[32];
     QDict *response;
-    QDict *error;
 
     snprintf(driver, sizeof(driver), "virtio-blk-%s",
              qvirtio_get_dev_type());
@@ -83,9 +82,7 @@ static void test_after_failed_device_add(void)
                    "   'drive': 'drive0'"
                    "}}", driver);
     g_assert(response);
-    error = qdict_get_qdict(response, "error");
-    g_assert_cmpstr(qdict_get_try_str(error, "class"), ==, "GenericError");
-    qobject_unref(response);
+    qmp_assert_error_class(response, "GenericError");
 
     /* Delete the drive */
     drive_del();
diff --git a/tests/libqos/libqos.c b/tests/libqos/libqos.c
index 013ca68..c514187 100644
--- a/tests/libqos/libqos.c
+++ b/tests/libqos/libqos.c
@@ -185,22 +185,12 @@ void mkimg(const char *file, const char *fmt, unsigned size_mb)
     cli = g_strdup_printf("%s create -f %s %s %uM", qemu_img_abs_path,
                           fmt, file, size_mb);
     ret = g_spawn_command_line_sync(cli, &out, &out2, &rc, &err);
-    if (err) {
+    if (err || !g_spawn_check_exit_status(rc, &err)) {
         fprintf(stderr, "%s\n", err->message);
         g_error_free(err);
     }
     g_assert(ret && !err);
 
-    /* In glib 2.34, we have g_spawn_check_exit_status. in 2.12, we don't.
-     * glib 2.43.91 implementation assumes that any non-zero is an error for
-     * windows, but uses extra precautions for Linux. However,
-     * 0 is only possible if the program exited normally, so that should be
-     * sufficient for our purposes on all platforms, here. */
-    if (rc) {
-        fprintf(stderr, "qemu-img returned status code %d\n", rc);
-    }
-    g_assert(!rc);
-
     g_free(out);
     g_free(out2);
     g_free(cli);
diff --git a/tests/libqtest.c b/tests/libqtest.c
index d635c5b..2cd5736 100644
--- a/tests/libqtest.c
+++ b/tests/libqtest.c
@@ -1194,3 +1194,14 @@ bool qmp_rsp_is_err(QDict *rsp)
     qobject_unref(rsp);
     return !!error;
 }
+
+void qmp_assert_error_class(QDict *rsp, const char *class)
+{
+    QDict *error = qdict_get_qdict(rsp, "error");
+
+    g_assert_cmpstr(qdict_get_try_str(error, "class"), ==, class);
+    g_assert_nonnull(qdict_get_try_str(error, "desc"));
+    g_assert(!qdict_haskey(rsp, "return"));
+
+    qobject_unref(rsp);
+}
diff --git a/tests/libqtest.h b/tests/libqtest.h
index 36d5cae..ed88ff9 100644
--- a/tests/libqtest.h
+++ b/tests/libqtest.h
@@ -1004,4 +1004,13 @@ void qtest_qmp_device_del(const char *id);
  */
 bool qmp_rsp_is_err(QDict *rsp);
 
+/**
+ * qmp_assert_error_class:
+ * @rsp: QMP response to check for error
+ * @class: an error class
+ *
+ * Assert the response has the given error class and discard @rsp.
+ */
+void qmp_assert_error_class(QDict *rsp, const char *class);
+
 #endif
diff --git a/tests/qapi-schema/qapi-schema-test.json b/tests/qapi-schema/qapi-schema-test.json
index 11aa4c8..fb03163 100644
--- a/tests/qapi-schema/qapi-schema-test.json
+++ b/tests/qapi-schema/qapi-schema-test.json
@@ -137,6 +137,8 @@
   'data': {'ud1a': 'UserDefOne', '*ud1b': 'UserDefOne'},
   'returns': 'UserDefTwo' }
 
+{ 'command': 'cmd-success-response', 'data': {}, 'success-response': false }
+
 # Returning a non-dictionary requires a name from the whitelist
 { 'command': 'guest-get-time', 'data': {'a': 'int', '*b': 'int' },
   'returns': 'int' }
diff --git a/tests/qapi-schema/qapi-schema-test.out b/tests/qapi-schema/qapi-schema-test.out
index 0da9245..218ac7d 100644
--- a/tests/qapi-schema/qapi-schema-test.out
+++ b/tests/qapi-schema/qapi-schema-test.out
@@ -156,6 +156,8 @@ object q_obj_user_def_cmd2-arg
     member ud1b: UserDefOne optional=True
 command user_def_cmd2 q_obj_user_def_cmd2-arg -> UserDefTwo
    gen=True success_response=True boxed=False oob=False preconfig=False
+command cmd-success-response None -> None
+   gen=True success_response=False boxed=False oob=False preconfig=False
 object q_obj_guest-get-time-arg
     member a: int optional=False
     member b: int optional=True
diff --git a/tests/qmp-cmd-test.c b/tests/qmp-cmd-test.c
index c5b70df..d12cac5 100644
--- a/tests/qmp-cmd-test.c
+++ b/tests/qmp-cmd-test.c
@@ -197,6 +197,19 @@ static void add_query_tests(QmpSchema *schema)
     }
 }
 
+static void test_object_add_without_props(void)
+{
+    QTestState *qts;
+    QDict *resp;
+
+    qts = qtest_init(common_args);
+    resp = qtest_qmp(qts, "{'execute': 'object-add', 'arguments':"
+                    " {'qom-type': 'memory-backend-ram', 'id': 'ram1' } }");
+    g_assert_nonnull(resp);
+    qmp_assert_error_class(resp, "GenericError");
+    qtest_quit(qts);
+}
+
 int main(int argc, char *argv[])
 {
     QmpSchema schema;
@@ -206,6 +219,11 @@ int main(int argc, char *argv[])
 
     qmp_schema_init(&schema);
     add_query_tests(&schema);
+
+    qtest_add_func("qmp/object-add-without-props",
+                   test_object_add_without_props);
+    /* TODO: add coverage of generic object-add failure modes */
+
     ret = g_test_run();
 
     qmp_schema_cleanup(&schema);
diff --git a/tests/qmp-test.c b/tests/qmp-test.c
index 4ae2245..2b923f0 100644
--- a/tests/qmp-test.c
+++ b/tests/qmp-test.c
@@ -21,15 +21,6 @@
 
 const char common_args[] = "-nodefaults -machine none";
 
-static const char *get_error_class(QDict *resp)
-{
-    QDict *error = qdict_get_qdict(resp, "error");
-    const char *desc = qdict_get_try_str(error, "desc");
-
-    g_assert(desc);
-    return error ? qdict_get_try_str(error, "class") : NULL;
-}
-
 static void test_version(QObject *version)
 {
     Visitor *v;
@@ -42,15 +33,12 @@ static void test_version(QObject *version)
     visit_free(v);
 }
 
-static bool recovered(QTestState *qts)
+static void assert_recovered(QTestState *qts)
 {
     QDict *resp;
-    bool ret;
 
     resp = qtest_qmp(qts, "{ 'execute': 'no-such-cmd' }");
-    ret = !strcmp(get_error_class(resp), "CommandNotFound");
-    qobject_unref(resp);
-    return ret;
+    qmp_assert_error_class(resp, "CommandNotFound");
 }
 
 static void test_malformed(QTestState *qts)
@@ -60,73 +48,61 @@ static void test_malformed(QTestState *qts)
     /* syntax error */
     qtest_qmp_send_raw(qts, "{]\n");
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
-    g_assert(recovered(qts));
+    qmp_assert_error_class(resp, "GenericError");
+    assert_recovered(qts);
 
     /* lexical error: impossible byte outside string */
     qtest_qmp_send_raw(qts, "{\xFF");
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
-    g_assert(recovered(qts));
+    qmp_assert_error_class(resp, "GenericError");
+    assert_recovered(qts);
 
     /* lexical error: funny control character outside string */
     qtest_qmp_send_raw(qts, "{\x01");
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
-    g_assert(recovered(qts));
+    qmp_assert_error_class(resp, "GenericError");
+    assert_recovered(qts);
 
     /* lexical error: impossible byte in string */
     qtest_qmp_send_raw(qts, "{'bad \xFF");
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
-    g_assert(recovered(qts));
+    qmp_assert_error_class(resp, "GenericError");
+    assert_recovered(qts);
 
     /* lexical error: control character in string */
     qtest_qmp_send_raw(qts, "{'execute': 'nonexistent', 'id':'\n");
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
-    g_assert(recovered(qts));
+    qmp_assert_error_class(resp, "GenericError");
+    assert_recovered(qts);
 
     /* lexical error: interpolation */
     qtest_qmp_send_raw(qts, "%%p\n");
     /* two errors, one for "%", one for "p" */
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
     resp = qtest_qmp_receive(qts);
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
-    g_assert(recovered(qts));
+    qmp_assert_error_class(resp, "GenericError");
+    assert_recovered(qts);
 
     /* Not even a dictionary */
     resp = qtest_qmp(qts, "null");
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
 
     /* No "execute" key */
     resp = qtest_qmp(qts, "{}");
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
 
     /* "execute" isn't a string */
     resp = qtest_qmp(qts, "{ 'execute': true }");
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
 
     /* "arguments" isn't a dictionary */
     resp = qtest_qmp(qts, "{ 'execute': 'no-such-cmd', 'arguments': [] }");
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
 
     /* extra key */
     resp = qtest_qmp(qts, "{ 'execute': 'no-such-cmd', 'extra': true }");
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
 }
 
 static void test_qmp_protocol(void)
@@ -148,8 +124,7 @@ static void test_qmp_protocol(void)
 
     /* Test valid command before handshake */
     resp = qtest_qmp(qts, "{ 'execute': 'query-version' }");
-    g_assert_cmpstr(get_error_class(resp), ==, "CommandNotFound");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "CommandNotFound");
 
     /* Test malformed commands before handshake */
     test_malformed(qts);
@@ -162,8 +137,7 @@ static void test_qmp_protocol(void)
 
     /* Test repeated handshake */
     resp = qtest_qmp(qts, "{ 'execute': 'qmp_capabilities' }");
-    g_assert_cmpstr(get_error_class(resp), ==, "CommandNotFound");
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "CommandNotFound");
 
     /* Test valid command */
     resp = qtest_qmp(qts, "{ 'execute': 'query-version' }");
@@ -182,9 +156,8 @@ static void test_qmp_protocol(void)
 
     /* Test command failure with 'id' */
     resp = qtest_qmp(qts, "{ 'execute': 'human-monitor-command', 'id': 2 }");
-    g_assert_cmpstr(get_error_class(resp), ==, "GenericError");
     g_assert_cmpint(qdict_get_int(resp, "id"), ==, 2);
-    qobject_unref(resp);
+    qmp_assert_error_class(resp, "GenericError");
 
     qtest_quit(qts);
 }
@@ -348,6 +321,19 @@ static void test_qmp_preconfig(void)
     qtest_quit(qs);
 }
 
+static void test_qom_set_without_value(void)
+{
+    QTestState *qts;
+    QDict *resp;
+
+    qts = qtest_init(common_args);
+    resp = qtest_qmp(qts, "{'execute': 'qom-set', 'arguments':"
+                     " { 'path': '/machine', 'property': 'rtc-time' } }");
+    g_assert_nonnull(resp);
+    qmp_assert_error_class(resp, "GenericError");
+    qtest_quit(qts);
+}
+
 int main(int argc, char *argv[])
 {
     g_test_init(&argc, &argv, NULL);
@@ -355,6 +341,7 @@ int main(int argc, char *argv[])
     qtest_add_func("qmp/protocol", test_qmp_protocol);
     qtest_add_func("qmp/oob", test_qmp_oob);
     qtest_add_func("qmp/preconfig", test_qmp_preconfig);
+    qtest_add_func("qmp/qom-set-without-value", test_qom_set_without_value);
 
     return g_test_run();
 }
diff --git a/tests/test-qga.c b/tests/test-qga.c
index f69cdf6..3d63774 100644
--- a/tests/test-qga.c
+++ b/tests/test-qga.c
@@ -244,17 +244,12 @@ static void test_qga_invalid_id(gconstpointer fix)
 static void test_qga_invalid_oob(gconstpointer fix)
 {
     const TestFixture *fixture = fix;
-    QDict *ret, *error;
-    const char *class;
+    QDict *ret;
 
     ret = qmp_fd(fixture->fd, "{'exec-oob': 'guest-ping'}");
     g_assert_nonnull(ret);
 
-    error = qdict_get_qdict(ret, "error");
-    class = qdict_get_try_str(error, "class");
-    g_assert_cmpstr(class, ==, "GenericError");
-
-    qobject_unref(ret);
+    qmp_assert_error_class(ret, "GenericError");
 }
 
 static void test_qga_invalid_args(gconstpointer fix)
diff --git a/tests/test-qmp-cmds.c b/tests/test-qmp-cmds.c
index ab414fa..4ab2b6e 100644
--- a/tests/test-qmp-cmds.c
+++ b/tests/test-qmp-cmds.c
@@ -32,6 +32,10 @@ void qmp_test_flags_command(Error **errp)
 {
 }
 
+void qmp_cmd_success_response(Error **errp)
+{
+}
+
 Empty2 *qmp_user_def_cmd0(Error **errp)
 {
     return g_new0(Empty2, 1);
@@ -153,6 +157,17 @@ static void test_dispatch_cmd_failure(void)
     qobject_unref(req);
 }
 
+static void test_dispatch_cmd_success_response(void)
+{
+    QDict *req = qdict_new();
+    QDict *resp;
+
+    qdict_put_str(req, "execute", "cmd-success-response");
+    resp = qmp_dispatch(&qmp_commands, QOBJECT(req), false);
+    g_assert_null(resp);
+    qobject_unref(req);
+}
+
 static QObject *test_qmp_dispatch(QDict *req)
 {
     QDict *resp;
@@ -289,6 +304,8 @@ int main(int argc, char **argv)
     g_test_add_func("/qmp/dispatch_cmd", test_dispatch_cmd);
     g_test_add_func("/qmp/dispatch_cmd_failure", test_dispatch_cmd_failure);
     g_test_add_func("/qmp/dispatch_cmd_io", test_dispatch_cmd_io);
+    g_test_add_func("/qmp/dispatch_cmd_success_response",
+                    test_dispatch_cmd_success_response);
     g_test_add_func("/qmp/dealloc_types", test_dealloc_types);
     g_test_add_func("/qmp/dealloc_partial", test_dealloc_partial);
 
diff --git a/vl.c b/vl.c
index 10dd690..694bb67 100644
--- a/vl.c
+++ b/vl.c
@@ -823,44 +823,33 @@ int qemu_timedate_diff(struct tm *tm)
     return seconds - qemu_time();
 }
 
-static void configure_rtc_date_offset(const char *startdate, int legacy)
+static void configure_rtc_date_offset(const char *startdate)
 {
     time_t rtc_start_date;
     struct tm tm;
 
-    if (!strcmp(startdate, "now") && legacy) {
-        rtc_date_offset = -1;
+    if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", &tm.tm_year, &tm.tm_mon,
+               &tm.tm_mday, &tm.tm_hour, &tm.tm_min, &tm.tm_sec) == 6) {
+        /* OK */
+    } else if (sscanf(startdate, "%d-%d-%d",
+                      &tm.tm_year, &tm.tm_mon, &tm.tm_mday) == 3) {
+        tm.tm_hour = 0;
+        tm.tm_min = 0;
+        tm.tm_sec = 0;
     } else {
-        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
-                   &tm.tm_year,
-                   &tm.tm_mon,
-                   &tm.tm_mday,
-                   &tm.tm_hour,
-                   &tm.tm_min,
-                   &tm.tm_sec) == 6) {
-            /* OK */
-        } else if (sscanf(startdate, "%d-%d-%d",
-                          &tm.tm_year,
-                          &tm.tm_mon,
-                          &tm.tm_mday) == 3) {
-            tm.tm_hour = 0;
-            tm.tm_min = 0;
-            tm.tm_sec = 0;
-        } else {
-            goto date_fail;
-        }
-        tm.tm_year -= 1900;
-        tm.tm_mon--;
-        rtc_start_date = mktimegm(&tm);
-        if (rtc_start_date == -1) {
-        date_fail:
-            error_report("invalid date format");
-            error_printf("valid formats: "
-                         "'2006-06-17T16:01:21' or '2006-06-17'\n");
-            exit(1);
-        }
-        rtc_date_offset = qemu_time() - rtc_start_date;
+        goto date_fail;
+    }
+    tm.tm_year -= 1900;
+    tm.tm_mon--;
+    rtc_start_date = mktimegm(&tm);
+    if (rtc_start_date == -1) {
+    date_fail:
+        error_report("invalid date format");
+        error_printf("valid formats: "
+                     "'2006-06-17T16:01:21' or '2006-06-17'\n");
+        exit(1);
     }
+    rtc_date_offset = qemu_time() - rtc_start_date;
 }
 
 static void configure_rtc(QemuOpts *opts)
@@ -878,7 +867,7 @@ static void configure_rtc(QemuOpts *opts)
                       "-rtc base=localtime");
             replay_add_blocker(blocker);
         } else {
-            configure_rtc_date_offset(value, 0);
+            configure_rtc_date_offset(value);
         }
     }
     value = qemu_opt_get(opts, "clock");
@@ -2125,36 +2114,6 @@ static void parse_display(const char *p)
     }
 }
 
-static int balloon_parse(const char *arg)
-{
-    QemuOpts *opts;
-
-    warn_report("This option is deprecated. "
-                "Use '--device virtio-balloon' to enable the balloon device.");
-
-    if (strcmp(arg, "none") == 0) {
-        return 0;
-    }
-
-    if (!strncmp(arg, "virtio", 6)) {
-        if (arg[6] == ',') {
-            /* have params -> parse them */
-            opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
-                                           false);
-            if (!opts)
-                return  -1;
-        } else {
-            /* create empty opts */
-            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
-                                    &error_abort);
-        }
-        qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
-        return 0;
-    }
-
-    return -1;
-}
-
 char *qemu_find_file(int type, const char *name)
 {
     int i;
@@ -3027,7 +2986,6 @@ int main(int argc, char **argv, char **envp)
 
             popt = lookup_opt(argc, argv, &optarg, &optind);
             switch (popt->index) {
-            case QEMU_OPTION_nodefconfig:
             case QEMU_OPTION_nouserconfig:
                 userconfig = false;
                 break;
@@ -3208,24 +3166,6 @@ int main(int argc, char **argv, char **envp)
                 }
                 break;
 #endif
-#ifdef CONFIG_SLIRP
-            case QEMU_OPTION_tftp:
-                error_report("The -tftp option is deprecated. "
-                             "Please use '-netdev user,tftp=...' instead.");
-                legacy_tftp_prefix = optarg;
-                break;
-            case QEMU_OPTION_bootp:
-                error_report("The -bootp option is deprecated. "
-                             "Please use '-netdev user,bootfile=...' instead.");
-                legacy_bootp_filename = optarg;
-                break;
-            case QEMU_OPTION_redir:
-                error_report("The -redir option is deprecated. "
-                             "Please use '-netdev user,hostfwd=...' instead.");
-                if (net_slirp_redir(optarg) < 0)
-                    exit(1);
-                break;
-#endif
             case QEMU_OPTION_bt:
                 add_device_config(DEV_BT, optarg);
                 break;
@@ -3298,11 +3238,6 @@ int main(int argc, char **argv, char **envp)
             case QEMU_OPTION_k:
                 keyboard_layout = optarg;
                 break;
-            case QEMU_OPTION_localtime:
-                rtc_utc = 0;
-                warn_report("This option is deprecated, "
-                            "use '-rtc base=localtime' instead.");
-                break;
             case QEMU_OPTION_vga:
                 vga_model = optarg;
                 default_vga = 0;
@@ -3555,18 +3490,6 @@ int main(int argc, char **argv, char **envp)
             case QEMU_OPTION_win2k_hack:
                 win2k_install_hack = 1;
                 break;
-            case QEMU_OPTION_rtc_td_hack: {
-                static GlobalProperty slew_lost_ticks = {
-                    .driver   = "mc146818rtc",
-                    .property = "lost_tick_policy",
-                    .value    = "slew",
-                };
-
-                qdev_prop_register_global(&slew_lost_ticks);
-                warn_report("This option is deprecated, "
-                            "use '-rtc driftfix=slew' instead.");
-                break;
-            }
             case QEMU_OPTION_acpitable:
                 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
                                                optarg, true);
@@ -3658,12 +3581,6 @@ int main(int argc, char **argv, char **envp)
             case QEMU_OPTION_no_hpet:
                 no_hpet = 1;
                 break;
-            case QEMU_OPTION_balloon:
-                if (balloon_parse(optarg) < 0) {
-                    error_report("unknown -balloon argument %s", optarg);
-                    exit(1);
-                }
-                break;
             case QEMU_OPTION_no_reboot:
                 no_reboot = 1;
                 break;
@@ -3758,10 +3675,6 @@ int main(int argc, char **argv, char **envp)
                  */
                 warn_report("This option is ignored and will be removed soon");
                 break;
-            case QEMU_OPTION_startdate:
-                warn_report("This option is deprecated, use '-rtc base=' instead.");
-                configure_rtc_date_offset(optarg, 1);
-                break;
             case QEMU_OPTION_rtc:
                 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
                                                false);
@@ -3961,7 +3874,6 @@ int main(int argc, char **argv, char **envp)
             case QEMU_OPTION_enable_sync_profile:
                 qsp_enable();
                 break;
-            case QEMU_OPTION_nodefconfig:
             case QEMU_OPTION_nouserconfig:
                 /* Nothing to be parsed here. Especially, do not error out below. */
                 break;