X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=qemu-nbd.c;h=186e6468b1abf2fde0d911bececb1e60d9fd266a;hb=75d0e6b5c6deb08dd6cc184adba3668055680e7b;hp=30eeb6f3c75ab2d6c2bcdf347806f28001e4bc91;hpb=78f8b6d9c88740d7e6ec8300a936f17460e41008;p=qmiga%2Fqemu.git

diff --git a/qemu-nbd.c b/qemu-nbd.c
index 30eeb6f3c7..186e6468b1 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -219,6 +219,7 @@ static int qemu_nbd_client_list(SocketAddress *saddr, QCryptoTLSCreds *tls,
                 [NBD_FLAG_SEND_RESIZE_BIT]          = "resize",
                 [NBD_FLAG_SEND_CACHE_BIT]           = "cache",
                 [NBD_FLAG_SEND_FAST_ZERO_BIT]       = "fast-zero",
+                [NBD_FLAG_BLOCK_STAT_PAYLOAD_BIT]   = "block-status-payload",
             };
 
             printf("  size:  %" PRIu64 "\n", list[i].size);
@@ -235,6 +236,9 @@ static int qemu_nbd_client_list(SocketAddress *saddr, QCryptoTLSCreds *tls,
             printf("  opt block: %u\n", list[i].opt_block);
             printf("  max block: %u\n", list[i].max_block);
         }
+        printf("  transaction size: %s\n",
+               list[i].mode >= NBD_MODE_EXTENDED ?
+               "64-bit" : "32-bit");
         if (list[i].n_contexts) {
             printf("  available meta contexts: %d\n", list[i].n_contexts);
             for (j = 0; j < list[i].n_contexts; j++) {
@@ -295,7 +299,9 @@ static void *show_parts(void *arg)
 static void *nbd_client_thread(void *arg)
 {
     struct NbdClientOpts *opts = arg;
-    NBDExportInfo info = { .request_sizes = false, .name = g_strdup("") };
+    /* TODO: Revisit this if nbd.ko ever gains support for structured reply */
+    NBDExportInfo info = { .request_sizes = false, .name = g_strdup(""),
+                           .mode = NBD_MODE_SIMPLE };
     QIOChannelSocket *sioc;
     int fd = -1;
     int ret = EXIT_FAILURE;
@@ -937,7 +943,6 @@ int main(int argc, char **argv)
         g_autoptr(GError) err = NULL;
         int stderr_fd[2];
         pid_t pid;
-        int ret;
 
         if (!g_unix_open_pipe(stderr_fd, FD_CLOEXEC, &err)) {
             error_report("Error setting up communication pipe: %s",
@@ -1170,7 +1175,6 @@ int main(int argc, char **argv)
 
     if (opts.device) {
 #if HAVE_NBD_DEVICE
-        int ret;
         ret = pthread_create(&client_thread, NULL, nbd_client_thread, &opts);
         if (ret != 0) {
             error_report("Failed to create client thread: %s", strerror(ret));
@@ -1217,9 +1221,10 @@ int main(int argc, char **argv)
     qemu_opts_del(sn_opts);
 
     if (opts.device) {
-        void *ret;
-        pthread_join(client_thread, &ret);
-        exit(ret != NULL);
+        void *result;
+        pthread_join(client_thread, &result);
+        ret = (intptr_t)result;
+        exit(ret);
     } else {
         exit(EXIT_SUCCESS);
     }