block: Consider all block layer options in append_open_options

The code already special-cased "node-name", which is currently the only
option passed in the QDict that isn't driver-specific. Generalise the
code to take all general block layer options into consideration.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
This commit is contained in:
Kevin Wolf 2015-04-24 15:20:28 +02:00
parent d9b7b05703
commit 9e700c1ac6

26
block.c
View file

@ -3950,20 +3950,30 @@ out:
static bool append_open_options(QDict *d, BlockDriverState *bs)
{
const QDictEntry *entry;
QemuOptDesc *desc;
bool found_any = false;
for (entry = qdict_first(bs->options); entry;
entry = qdict_next(bs->options, entry))
{
/* Only take options for this level and exclude all non-driver-specific
* options */
if (!strchr(qdict_entry_key(entry), '.') &&
strcmp(qdict_entry_key(entry), "node-name"))
{
qobject_incref(qdict_entry_value(entry));
qdict_put_obj(d, qdict_entry_key(entry), qdict_entry_value(entry));
found_any = true;
/* Only take options for this level */
if (strchr(qdict_entry_key(entry), '.')) {
continue;
}
/* And exclude all non-driver-specific options */
for (desc = bdrv_runtime_opts.desc; desc->name; desc++) {
if (!strcmp(qdict_entry_key(entry), desc->name)) {
break;
}
}
if (desc->name) {
continue;
}
qobject_incref(qdict_entry_value(entry));
qdict_put_obj(d, qdict_entry_key(entry), qdict_entry_value(entry));
found_any = true;
}
return found_any;