Merge tag 'misc-next-pull-request' of https://gitlab.com/berrange/qemu into staginglinaro-local/ci/tcwg_kernel/llvm-release-arm-lts-allmodconfiglinaro-local/ci/tcwg_kernel/gnu-release-aarch64-norov-defconfiglinaro-local/ci/tcwg_kernel/gnu-release-aarch64-norov-allyesconfiglinaro-local/ci/tcwg_kernel/gnu-master-arm-stable-allnoconfig

Merge misc patches

 * Display deprecation warnings in -cpu help
 * Fix zerocopy IPv6 handling
 * Clarify platform support policy on minor release/backports
 * Fix closesocket call in error path

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# gpg:                using RSA key DAF3A6FDB26B62912D0E8E3FBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>" [full]
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>" [full]

* tag 'misc-next-pull-request' of https://gitlab.com/berrange/qemu:
  util/qemu-sockets: Replace the call to close a socket with closesocket()
  target/arm: display deprecation status in '-cpu help'
  target/s390x: display deprecation status in '-cpu help'
  target/i386: display deprecation status in '-cpu help'
  QIOChannelSocket: Add support for MSG_ZEROCOPY + IPV6
  docs: build-platforms: Clarify stance on minor releases and backports

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

6 files changed, 37 insertions, 11 deletions

diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst
index 6b8496c430..26028756d0 100644
--- a/docs/about/build-platforms.rst
+++ b/docs/about/build-platforms.rst
@@ -71,7 +71,10 @@ The project aims to support the most recent major version at all times. Support
 for the previous major version will be dropped 2 years after the new major
 version is released or when the vendor itself drops support, whichever comes
 first. In this context, third-party efforts to extend the lifetime of a distro
-are not considered, even when they are endorsed by the vendor (eg. Debian LTS).
+are not considered, even when they are endorsed by the vendor (eg. Debian LTS);
+the same is true of repositories that contain packages backported from later
+releases (e.g. Debian backports). Within each major release, only the most
+recent minor release is considered.
 
 For the purposes of identifying supported software versions available on Linux,
 the project will look at CentOS, Debian, Fedora, openSUSE, RHEL, SLES and
diff --git a/io/channel-socket.c b/io/channel-socket.c
index 74a936cc1f..b76dca9cc1 100644
--- a/io/channel-socket.c
+++ b/io/channel-socket.c
@@ -746,8 +746,8 @@ static int qio_channel_socket_flush(QIOChannel *ioc,
         }
 
         cm = CMSG_FIRSTHDR(&msg);
-        if (cm->cmsg_level != SOL_IP &&
-            cm->cmsg_type != IP_RECVERR) {
+        if (cm->cmsg_level != SOL_IP   && cm->cmsg_type != IP_RECVERR &&
+            cm->cmsg_level != SOL_IPV6 && cm->cmsg_type != IPV6_RECVERR) {
             error_setg_errno(errp, EPROTOTYPE,
                              "Wrong cmsg in errqueue");
             return -1;
diff --git a/target/arm/helper.c b/target/arm/helper.c
index e1bdc80c35..d7bc467a2a 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -8185,12 +8185,17 @@ static gint arm_cpu_list_compare(gconstpointer a, gconstpointer b)
 static void arm_cpu_list_entry(gpointer data, gpointer user_data)
 {
     ObjectClass *oc = data;
+    CPUClass *cc = CPU_CLASS(oc);
     const char *typename;
     char *name;
 
     typename = object_class_get_name(oc);
     name = g_strndup(typename, strlen(typename) - strlen("-" TYPE_ARM_CPU));
-    qemu_printf("  %s\n", name);
+    if (cc->deprecation_note) {
+        qemu_printf("  %s (deprecated)\n", name);
+    } else {
+        qemu_printf("  %s\n", name);
+    }
     g_free(name);
 }
 
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 194b5a31af..1db1278a59 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -4837,6 +4837,11 @@ static void x86_cpu_list_entry(gpointer data, gpointer user_data)
         desc = g_strdup_printf("%s", model_id);
     }
 
+    if (cc->model && cc->model->cpudef->deprecation_note) {
+        g_autofree char *olddesc = desc;
+        desc = g_strdup_printf("%s (deprecated)", olddesc);
+    }
+
     qemu_printf("x86 %-20s  %s\n", name, desc);
 }
 
diff --git a/target/s390x/cpu_models.c b/target/s390x/cpu_models.c
index 1a562d2801..c3a4f80633 100644
--- a/target/s390x/cpu_models.c
+++ b/target/s390x/cpu_models.c
@@ -334,18 +334,31 @@ const S390CPUDef *s390_find_cpu_def(uint16_t type, uint8_t gen, uint8_t ec_ga,
 static void s390_print_cpu_model_list_entry(gpointer data, gpointer user_data)
 {
     const S390CPUClass *scc = S390_CPU_CLASS((ObjectClass *)data);
+    CPUClass *cc = CPU_CLASS(scc);
     char *name = g_strdup(object_class_get_name((ObjectClass *)data));
-    const char *details = "";
+    g_autoptr(GString) details = g_string_new("");
 
     if (scc->is_static) {
-        details = "(static, migration-safe)";
-    } else if (scc->is_migration_safe) {
-        details = "(migration-safe)";
+        g_string_append(details, "static, ");
+    }
+    if (scc->is_migration_safe) {
+        g_string_append(details, "migration-safe, ");
+    }
+    if (cc->deprecation_note) {
+        g_string_append(details, "deprecated, ");
+    }
+    if (details->len) {
+        /* cull trailing ', ' */
+        g_string_truncate(details, details->len - 2);
     }
 
     /* strip off the -s390x-cpu */
     g_strrstr(name, "-" TYPE_S390_CPU)[0] = 0;
-    qemu_printf("s390 %-15s %-35s %s\n", name, scc->desc, details);
+    if (details->len) {
+        qemu_printf("s390 %-15s %-35s (%s)\n", name, scc->desc, details->str);
+    } else {
+        qemu_printf("s390 %-15s %-35s\n", name, scc->desc);
+    }
     g_free(name);
 }
 
diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c
index 13b5b197f9..0e2298278f 100644
--- a/util/qemu-sockets.c
+++ b/util/qemu-sockets.c
@@ -487,7 +487,7 @@ int inet_connect_saddr(InetSocketAddress *saddr, Error **errp)
 
         if (ret < 0) {
             error_setg_errno(errp, errno, "Unable to set KEEPALIVE");
-            close(sock);
+            closesocket(sock);
             return -1;
         }
     }
@@ -1050,7 +1050,7 @@ static int unix_connect_saddr(UnixSocketAddress *saddr, Error **errp)
     return sock;
 
  err:
-    close(sock);
+    closesocket(sock);
     return -1;
 }