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Diffstat (limited to 'blockdev-nbd.c')
-rw-r--r--blockdev-nbd.c44
1 files changed, 33 insertions, 11 deletions
diff --git a/blockdev-nbd.c b/blockdev-nbd.c
index e208324d42..ef14303b25 100644
--- a/blockdev-nbd.c
+++ b/blockdev-nbd.c
@@ -188,7 +188,7 @@ BlockExport *nbd_export_create(BlockExportOptions *exp_args, Error **errp)
}
if (!arg->has_name) {
- arg->name = arg->device;
+ arg->name = exp_args->node_name;
}
if (strlen(arg->name) > NBD_MAX_STRING_SIZE) {
@@ -206,7 +206,7 @@ BlockExport *nbd_export_create(BlockExportOptions *exp_args, Error **errp)
return NULL;
}
- bs = bdrv_lookup_bs(arg->device, arg->device, errp);
+ bs = bdrv_lookup_bs(NULL, exp_args->node_name, errp);
if (!bs) {
return NULL;
}
@@ -244,21 +244,40 @@ BlockExport *nbd_export_create(BlockExportOptions *exp_args, Error **errp)
return (BlockExport*) exp;
}
-void qmp_nbd_server_add(BlockExportOptionsNbd *arg, Error **errp)
+void qmp_nbd_server_add(NbdServerAddOptions *arg, Error **errp)
{
BlockExport *export;
BlockDriverState *bs;
BlockBackend *on_eject_blk;
- BlockExportOptions export_opts;
+ BlockExportOptions *export_opts;
bs = bdrv_lookup_bs(arg->device, arg->device, errp);
if (!bs) {
return;
}
- export_opts = (BlockExportOptions) {
- .type = BLOCK_EXPORT_TYPE_NBD,
- .u.nbd = *arg,
+ /*
+ * block-export-add would default to the node-name, but we may have to use
+ * the device name as a default here for compatibility.
+ */
+ if (!arg->has_name) {
+ arg->name = arg->device;
+ }
+
+ export_opts = g_new(BlockExportOptions, 1);
+ *export_opts = (BlockExportOptions) {
+ .type = BLOCK_EXPORT_TYPE_NBD,
+ .node_name = g_strdup(bdrv_get_node_name(bs)),
+ .u.nbd = {
+ .has_name = true,
+ .name = g_strdup(arg->name),
+ .has_description = arg->has_description,
+ .description = g_strdup(arg->description),
+ .has_writable = arg->has_writable,
+ .writable = arg->writable,
+ .has_bitmap = arg->has_bitmap,
+ .bitmap = g_strdup(arg->bitmap),
+ },
};
/*
@@ -267,13 +286,13 @@ void qmp_nbd_server_add(BlockExportOptionsNbd *arg, Error **errp)
* block-export-add.
*/
if (bdrv_is_read_only(bs)) {
- export_opts.u.nbd.has_writable = true;
- export_opts.u.nbd.writable = false;
+ export_opts->u.nbd.has_writable = true;
+ export_opts->u.nbd.writable = false;
}
- export = blk_exp_add(&export_opts, errp);
+ export = blk_exp_add(export_opts, errp);
if (!export) {
- return;
+ goto fail;
}
/*
@@ -284,6 +303,9 @@ void qmp_nbd_server_add(BlockExportOptionsNbd *arg, Error **errp)
if (on_eject_blk) {
nbd_export_set_on_eject_blk(export, on_eject_blk);
}
+
+fail:
+ qapi_free_BlockExportOptions(export_opts);
}
void qmp_nbd_server_remove(const char *name,