diff --git a/README.rst b/README.rst
index 21df79e..b120a1f 100644
--- a/README.rst
+++ b/README.rst
@@ -82,7 +82,7 @@
 the Developers Guide.
 
 Additional information on submitting patches can be found online via
-the QEMU website
+the QEMU website:
 
 * `<https://wiki.qemu.org/Contribute/SubmitAPatch>`_
 * `<https://wiki.qemu.org/Contribute/TrivialPatches>`_
@@ -102,7 +102,7 @@
 automate everything, so you may want to go through the above steps
 manually for once.
 
-For installation instructions, please go to
+For installation instructions, please go to:
 
 *  `<https://github.com/stefanha/git-publish>`_
 
@@ -159,7 +159,7 @@
 =======
 
 The QEMU community can be contacted in a number of ways, with the two
-main methods being email and IRC
+main methods being email and IRC:
 
 * `<mailto:qemu-devel@nongnu.org>`_
 * `<https://lists.nongnu.org/mailman/listinfo/qemu-devel>`_
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 2b4ab89..64bf47a 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -3878,7 +3878,7 @@
     /* Alloc and populate data list */
     stats = g_new0(Stats, 1);
     stats->name = g_strdup(pdesc->name);
-    stats->value = g_new0(StatsValue, 1);;
+    stats->value = g_new0(StatsValue, 1);
 
     if ((pdesc->flags & KVM_STATS_UNIT_MASK) == KVM_STATS_UNIT_BOOLEAN) {
         stats->value->u.boolean = *stats_data;
diff --git a/backends/hostmem-epc.c b/backends/hostmem-epc.c
index f58fcf0..6c024d6 100644
--- a/backends/hostmem-epc.c
+++ b/backends/hostmem-epc.c
@@ -29,10 +29,8 @@
         return false;
     }
 
-    fd = qemu_open_old("/dev/sgx_vepc", O_RDWR);
+    fd = qemu_open("/dev/sgx_vepc", O_RDWR, errp);
     if (fd < 0) {
-        error_setg_errno(errp, errno,
-                         "failed to open /dev/sgx_vepc to alloc SGX EPC");
         return false;
     }
 
diff --git a/backends/iommufd.c b/backends/iommufd.c
index 84fefbc..cabd1b5 100644
--- a/backends/iommufd.c
+++ b/backends/iommufd.c
@@ -77,9 +77,8 @@
     int fd;
 
     if (be->owned && !be->users) {
-        fd = qemu_open_old("/dev/iommu", O_RDWR);
+        fd = qemu_open("/dev/iommu", O_RDWR, errp);
         if (fd < 0) {
-            error_setg_errno(errp, errno, "/dev/iommu opening failed");
             return false;
         }
         be->fd = fd;
diff --git a/backends/rng-random.c b/backends/rng-random.c
index 80eb5be..489c091 100644
--- a/backends/rng-random.c
+++ b/backends/rng-random.c
@@ -75,10 +75,7 @@
         error_setg(errp, QERR_INVALID_PARAMETER_VALUE,
                    "filename", "a valid filename");
     } else {
-        s->fd = qemu_open_old(s->filename, O_RDONLY | O_NONBLOCK);
-        if (s->fd == -1) {
-            error_setg_file_open(errp, errno, s->filename);
-        }
+        s->fd = qemu_open(s->filename, O_RDONLY | O_NONBLOCK, errp);
     }
 }
 
diff --git a/block/curl.c b/block/curl.c
index ef5252d..0fdb6d3 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -210,37 +210,29 @@
 {
     BDRVCURLState *s = opaque;
     size_t realsize = size * nmemb;
-    const char *header = (char *)ptr;
-    const char *end = header + realsize;
-    const char *accept_ranges = "accept-ranges:";
-    const char *bytes = "bytes";
+    const char *p = ptr;
+    const char *end = p + realsize;
+    const char *t = "accept-ranges : bytes "; /* A lowercase template */
 
-    if (realsize >= strlen(accept_ranges)
-        && g_ascii_strncasecmp(header, accept_ranges,
-                               strlen(accept_ranges)) == 0) {
-
-        char *p = strchr(header, ':') + 1;
-
-        /* Skip whitespace between the header name and value. */
-        while (p < end && *p && g_ascii_isspace(*p)) {
-            p++;
-        }
-
-        if (end - p >= strlen(bytes)
-            && strncmp(p, bytes, strlen(bytes)) == 0) {
-
-            /* Check that there is nothing but whitespace after the value. */
-            p += strlen(bytes);
-            while (p < end && *p && g_ascii_isspace(*p)) {
-                p++;
+    /* check if header matches the "t" template */
+    for (;;) {
+        if (*t == ' ') { /* space in t matches any amount of isspace in p */
+            if (p < end && g_ascii_isspace(*p)) {
+                ++p;
+            } else {
+                ++t;
             }
-
-            if (p == end || !*p) {
-                s->accept_range = true;
-            }
+        } else if (*t && p < end && *t == g_ascii_tolower(*p)) {
+            ++p, ++t;
+        } else {
+            break;
         }
     }
 
+    if (!*t && p == end) { /* if we managed to reach ends of both strings */
+        s->accept_range = true;
+    }
+
     return realsize;
 }
 
diff --git a/hw/i386/sgx.c b/hw/i386/sgx.c
index de76397..a14a84b 100644
--- a/hw/i386/sgx.c
+++ b/hw/i386/sgx.c
@@ -157,10 +157,12 @@
 {
     SGXInfo *info = NULL;
     uint32_t eax, ebx, ecx, edx;
+    Error *local_err = NULL;
 
-    int fd = qemu_open_old("/dev/sgx_vepc", O_RDWR);
+    int fd = qemu_open("/dev/sgx_vepc", O_RDWR, &local_err);
     if (fd < 0) {
-        error_setg(errp, "SGX is not enabled in KVM");
+        error_append_hint(&local_err, "SGX is not enabled in KVM");
+        error_propagate(errp, local_err);
         return NULL;
     }
 
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index a4aa8e0..01fc5e6 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -242,7 +242,7 @@
 static void x86_machine_set_pit(Object *obj, Visitor *v, const char *name,
                                     void *opaque, Error **errp)
 {
-    X86MachineState *x86ms = X86_MACHINE(obj);;
+    X86MachineState *x86ms = X86_MACHINE(obj);
 
     visit_type_OnOffAuto(v, name, &x86ms->pit, errp);
 }
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c
index 80122b4..691bc88 100644
--- a/hw/usb/host-libusb.c
+++ b/hw/usb/host-libusb.c
@@ -1212,9 +1212,8 @@
     if (s->hostdevice) {
         int fd;
         s->needs_autoscan = false;
-        fd = qemu_open_old(s->hostdevice, O_RDWR);
+        fd = qemu_open(s->hostdevice, O_RDWR, errp);
         if (fd < 0) {
-            error_setg_errno(errp, errno, "failed to open %s", s->hostdevice);
             return;
         }
         rc = usb_host_open(s, NULL, fd);
diff --git a/hw/usb/u2f-passthru.c b/hw/usb/u2f-passthru.c
index b7025d3..c4a783d 100644
--- a/hw/usb/u2f-passthru.c
+++ b/hw/usb/u2f-passthru.c
@@ -482,10 +482,8 @@
         return;
 #endif
     } else {
-        fd = qemu_open_old(key->hidraw, O_RDWR);
+        fd = qemu_open(key->hidraw, O_RDWR, errp);
         if (fd < 0) {
-            error_setg(errp, "%s: Failed to open %s", TYPE_U2F_PASSTHRU,
-                       key->hidraw);
             return;
         }
 
diff --git a/hw/vfio/container.c b/hw/vfio/container.c
index 425db1a..38a9df3 100644
--- a/hw/vfio/container.c
+++ b/hw/vfio/container.c
@@ -600,9 +600,8 @@
         }
     }
 
-    fd = qemu_open_old("/dev/vfio/vfio", O_RDWR);
+    fd = qemu_open("/dev/vfio/vfio", O_RDWR, errp);
     if (fd < 0) {
-        error_setg_errno(errp, errno, "failed to open /dev/vfio/vfio");
         goto put_space_exit;
     }
 
@@ -743,9 +742,8 @@
     group = g_malloc0(sizeof(*group));
 
     snprintf(path, sizeof(path), "/dev/vfio/%d", groupid);
-    group->fd = qemu_open_old(path, O_RDWR);
+    group->fd = qemu_open(path, O_RDWR, errp);
     if (group->fd < 0) {
-        error_setg_errno(errp, errno, "failed to open %s", path);
         goto free_group_exit;
     }
 
diff --git a/qemu-options.hx b/qemu-options.hx
index 694fa37..369ae81 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -3353,7 +3353,7 @@
                          -device e1000,netdev=n1,mac=52:54:00:12:34:56 \\
                          -netdev socket,id=n1,mcast=239.192.168.1:1102,localaddr=1.2.3.4
 
-``-netdev l2tpv3,id=id,src=srcaddr,dst=dstaddr[,srcport=srcport][,dstport=dstport],txsession=txsession[,rxsession=rxsession][,ipv6=on|off][,udp=on|off][,cookie64][,counter][,pincounter][,txcookie=txcookie][,rxcookie=rxcookie][,offset=offset]``
+``-netdev l2tpv3,id=id,src=srcaddr,dst=dstaddr[,srcport=srcport][,dstport=dstport],txsession=txsession[,rxsession=rxsession][,ipv6=on|off][,udp=on|off][,cookie64=on|off][,counter=on|off][,pincounter=on|off][,txcookie=txcookie][,rxcookie=rxcookie][,offset=offset]``
     Configure a L2TPv3 pseudowire host network backend. L2TPv3 (RFC3931)
     is a popular protocol to transport Ethernet (and other Layer 2) data
     frames between two systems. It is present in routers, firewalls and
@@ -3368,7 +3368,7 @@
     ``dst=dstaddr``
         destination address (mandatory)
 
-    ``udp``
+    ``udp=on``
         select udp encapsulation (default is ip).
 
     ``srcport=srcport``
@@ -3377,7 +3377,7 @@
     ``dstport=dstport``
         destination udp port.
 
-    ``ipv6``
+    ``ipv6=on``
         force v6, otherwise defaults to v4.
 
     ``rxcookie=rxcookie``; \ ``txcookie=txcookie``
@@ -3385,7 +3385,7 @@
         Their function is mostly to prevent misconfiguration. By default
         they are 32 bit.
 
-    ``cookie64``
+    ``cookie64=on``
         Set cookie size to 64 bit instead of the default 32
 
     ``counter=off``
@@ -3419,7 +3419,7 @@
         # launch QEMU instance - if your network has reorder or is very lossy add ,pincounter
 
         |qemu_system| linux.img -device e1000,netdev=n1 \\
-            -netdev l2tpv3,id=n1,src=4.2.3.1,dst=1.2.3.4,udp,srcport=16384,dstport=16384,rxsession=0xffffffff,txsession=0xffffffff,counter
+            -netdev l2tpv3,id=n1,src=4.2.3.1,dst=1.2.3.4,udp=on,srcport=16384,dstport=16384,rxsession=0xffffffff,txsession=0xffffffff,counter=on
 
 ``-netdev vde,id=id[,sock=socketpath][,port=n][,group=groupname][,mode=octalmode]``
     Configure VDE backend to connect to PORT n of a vde switch running
diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh
index cfadb5e..c97079a 100644
--- a/scripts/meson-buildoptions.sh
+++ b/scripts/meson-buildoptions.sh
@@ -83,7 +83,7 @@
   printf "%s\n" '                           (can be empty) [qemu]'
   printf "%s\n" '  --with-trace-file=VALUE  Trace file prefix for simple backend [trace]'
   printf "%s\n" '  --x86-version=CHOICE     tweak required x86_64 architecture version beyond'
-  printf "%s\n" '                           compiler default [1] (choices: 0/1/2/3)'
+  printf "%s\n" '                           compiler default [1] (choices: 0/1/2/3/4)'
   printf "%s\n" ''
   printf "%s\n" 'Optional features, enabled with --enable-FEATURE and'
   printf "%s\n" 'disabled with --disable-FEATURE, default is enabled if available'
@@ -166,6 +166,7 @@
   printf "%s\n" '  qcow1           qcow1 image format support'
   printf "%s\n" '  qed             qed image format support'
   printf "%s\n" '  qga-vss         build QGA VSS support (broken with MinGW)'
+  printf "%s\n" '  qpl             Query Processing Library support'
   printf "%s\n" '  rbd             Ceph block device driver'
   printf "%s\n" '  rdma            Enable RDMA-based migration'
   printf "%s\n" '  replication     replication support'
@@ -187,6 +188,7 @@
   printf "%s\n" '  tools           build support utilities that come with QEMU'
   printf "%s\n" '  tpm             TPM support'
   printf "%s\n" '  u2f             U2F emulation support'
+  printf "%s\n" '  uadk            UADK Library support'
   printf "%s\n" '  usb-redir       libusbredir support'
   printf "%s\n" '  vde             vde network backend support'
   printf "%s\n" '  vdi             vdi image format support'
@@ -221,8 +223,6 @@
   printf "%s\n" '                  Xen PCI passthrough support'
   printf "%s\n" '  xkbcommon       xkbcommon support'
   printf "%s\n" '  zstd            zstd compression support'
-  printf "%s\n" '  qpl             Query Processing Library support'
-  printf "%s\n" '  uadk            UADK Library support'
 }
 _meson_option_parse() {
   case $1 in
@@ -440,6 +440,8 @@
     --disable-qga-vss) printf "%s" -Dqga_vss=disabled ;;
     --enable-qom-cast-debug) printf "%s" -Dqom_cast_debug=true ;;
     --disable-qom-cast-debug) printf "%s" -Dqom_cast_debug=false ;;
+    --enable-qpl) printf "%s" -Dqpl=enabled ;;
+    --disable-qpl) printf "%s" -Dqpl=disabled ;;
     --enable-rbd) printf "%s" -Drbd=enabled ;;
     --disable-rbd) printf "%s" -Drbd=disabled ;;
     --enable-rdma) printf "%s" -Drdma=enabled ;;
@@ -501,6 +503,8 @@
     --disable-tsan) printf "%s" -Dtsan=false ;;
     --enable-u2f) printf "%s" -Du2f=enabled ;;
     --disable-u2f) printf "%s" -Du2f=disabled ;;
+    --enable-uadk) printf "%s" -Duadk=enabled ;;
+    --disable-uadk) printf "%s" -Duadk=disabled ;;
     --enable-usb-redir) printf "%s" -Dusb_redir=enabled ;;
     --disable-usb-redir) printf "%s" -Dusb_redir=disabled ;;
     --enable-vde) printf "%s" -Dvde=enabled ;;
@@ -560,10 +564,6 @@
     --disable-xkbcommon) printf "%s" -Dxkbcommon=disabled ;;
     --enable-zstd) printf "%s" -Dzstd=enabled ;;
     --disable-zstd) printf "%s" -Dzstd=disabled ;;
-    --enable-qpl) printf "%s" -Dqpl=enabled ;;
-    --disable-qpl) printf "%s" -Dqpl=disabled ;;
-    --enable-uadk) printf "%s" -Duadk=enabled ;;
-    --disable-uadk) printf "%s" -Duadk=disabled ;;
     *) return 1 ;;
   esac
 }
diff --git a/target/hexagon/imported/mmvec/ext.idef b/target/hexagon/imported/mmvec/ext.idef
index 98daabf..03d31f6 100644
--- a/target/hexagon/imported/mmvec/ext.idef
+++ b/target/hexagon/imported/mmvec/ext.idef
@@ -2855,7 +2855,7 @@
     fVALIGN(RtV, element_size);
     fVFOREACH(32, i) {
         for(j = 0; j < 2; j++) {
-             EA =  RtV + fVALIGN(VvvV.v[j].uw[i],ALIGNMENT);;
+             EA =  RtV + fVALIGN(VvvV.v[j].uw[i],ALIGNMENT);
              fVLOG_VTCM_HALFWORD_INCREMENT_DV(EA,VvvV.v[j].uw[i],VwV,(2*i+j),i,j,ALIGNMENT,MuV);
         }
     }
diff --git a/tests/avocado/virtio_check_params.py b/tests/avocado/virtio_check_params.py
deleted file mode 100644
index 5fe370a..0000000
--- a/tests/avocado/virtio_check_params.py
+++ /dev/null
@@ -1,143 +0,0 @@
-#
-# Test virtio-scsi and virtio-blk queue settings for all machine types
-#
-# Copyright (c) 2019 Virtuozzo International GmbH
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-
-import sys
-import os
-import re
-import logging
-
-from qemu.machine import QEMUMachine
-from avocado_qemu import QemuSystemTest
-from avocado import skip
-
-#list of machine types and virtqueue properties to test
-VIRTIO_SCSI_PROPS = {'seg_max_adjust': 'seg_max_adjust'}
-VIRTIO_BLK_PROPS = {'seg_max_adjust': 'seg-max-adjust'}
-
-DEV_TYPES = {'virtio-scsi-pci': VIRTIO_SCSI_PROPS,
-             'virtio-blk-pci': VIRTIO_BLK_PROPS}
-
-VM_DEV_PARAMS = {'virtio-scsi-pci': ['-device', 'virtio-scsi-pci,id=scsi0'],
-                 'virtio-blk-pci': ['-device',
-                                    'virtio-blk-pci,id=scsi0,drive=drive0',
-                                    '-drive',
-                                    'driver=null-co,id=drive0,if=none']}
-
-
-class VirtioMaxSegSettingsCheck(QemuSystemTest):
-    @staticmethod
-    def make_pattern(props):
-        pattern_items = [r'{0} = \w+'.format(prop) for prop in props]
-        return '|'.join(pattern_items)
-
-    def query_virtqueue(self, vm, dev_type_name):
-        query_ok = False
-        error = None
-        props = None
-
-        output = vm.cmd('human-monitor-command',
-                        command_line = 'info qtree')
-        props_list = DEV_TYPES[dev_type_name].values();
-        pattern = self.make_pattern(props_list)
-        res = re.findall(pattern, output)
-
-        if len(res) != len(props_list):
-            props_list = set(props_list)
-            res = set(res)
-            not_found = props_list.difference(res)
-            not_found = ', '.join(not_found)
-            error = '({0}): The following properties not found: {1}'\
-                     .format(dev_type_name, not_found)
-        else:
-            query_ok = True
-            props = dict()
-            for prop in res:
-                p = prop.split(' = ')
-                props[p[0]] = p[1]
-        return query_ok, props, error
-
-    def check_mt(self, mt, dev_type_name):
-        mt['device'] = dev_type_name # Only for the debug() call.
-        logger = logging.getLogger('machine')
-        logger.debug(mt)
-        with QEMUMachine(self.qemu_bin) as vm:
-            vm.set_machine(mt["name"])
-            vm.add_args('-nodefaults')
-            for s in VM_DEV_PARAMS[dev_type_name]:
-                vm.add_args(s)
-            try:
-                vm.launch()
-                query_ok, props, error = self.query_virtqueue(vm, dev_type_name)
-            except:
-                query_ok = False
-                error = sys.exc_info()[0]
-
-        if not query_ok:
-            self.fail('machine type {0}: {1}'.format(mt['name'], error))
-
-        for prop_name, prop_val in props.items():
-            expected_val = mt[prop_name]
-            self.assertEqual(expected_val, prop_val)
-
-    @staticmethod
-    def seg_max_adjust_enabled(mt):
-        # machine types >= 5.0 should have seg_max_adjust = true
-        # others seg_max_adjust = false
-        mt = mt.split("-")
-
-        # machine types with one line name and name like pc-x.x
-        if len(mt) <= 2:
-            return False
-
-        # machine types like pc-<chip_name>-x.x[.x]
-        ver = mt[2]
-        ver = ver.split(".");
-
-        # versions >= 5.0 goes with seg_max_adjust enabled
-        major = int(ver[0])
-
-        if major >= 5:
-            return True
-        return False
-
-    @skip("break multi-arch CI")
-    def test_machine_types(self):
-        # collect all machine types except 'none', 'isapc', 'microvm'
-        with QEMUMachine(self.qemu_bin) as vm:
-            vm.launch()
-            machines = [m['name'] for m in vm.cmd('query-machines')]
-            vm.shutdown()
-        machines.remove('none')
-        machines.remove('isapc')
-        machines.remove('microvm')
-
-        for dev_type in DEV_TYPES:
-            # create the list of machine types and their parameters.
-            mtypes = list()
-            for m in machines:
-                if self.seg_max_adjust_enabled(m):
-                    enabled = 'true'
-                else:
-                    enabled = 'false'
-                mtypes.append({'name': m,
-                               DEV_TYPES[dev_type]['seg_max_adjust']: enabled})
-
-            # test each machine type for a device type
-            for mt in mtypes:
-                self.check_mt(mt, dev_type)
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index e764416..b090fe0 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -263,7 +263,7 @@
         return ret;
     }
 #endif
-    ret = socketpair(domain, type, protocol, sv);;
+    ret = socketpair(domain, type, protocol, sv);
     if (ret == 0) {
         qemu_set_cloexec(sv[0]);
         qemu_set_cloexec(sv[1]);