@@ -2719,8 +2719,7 @@ BlockInfoList *qmp_query_block(Error **errp)
return head;
}
-/* Consider exposing this as a full fledged QMP command */
-static BlockStats *qmp_query_blockstat(const BlockDriverState *bs, Error **errp)
+BlockStats *bdrv_query_stats(const BlockDriverState *bs)
{
BlockStats *s;
@@ -2744,7 +2743,7 @@ static BlockStats *qmp_query_blockstat(const BlockDriverState *bs, Error **errp)
if (bs->file) {
s->has_parent = true;
- s->parent = qmp_query_blockstat(bs->file, NULL);
+ s->parent = bdrv_query_stats(bs->file);
}
return s;
@@ -2752,20 +2751,15 @@ static BlockStats *qmp_query_blockstat(const BlockDriverState *bs, Error **errp)
BlockStatsList *qmp_query_blockstats(Error **errp)
{
- BlockStatsList *head = NULL, *cur_item = NULL;
+ BlockStatsList *head = NULL, **p_next = &head;
BlockDriverState *bs;
QTAILQ_FOREACH(bs, &bdrv_states, list) {
BlockStatsList *info = g_malloc0(sizeof(*info));
- info->value = qmp_query_blockstat(bs, NULL);
+ info->value = bdrv_query_stats(bs);
- /* XXX: waiting for the qapi to support GSList */
- if (!cur_item) {
- head = cur_item = info;
- } else {
- cur_item->next = info;
- cur_item = info;
- }
+ *p_next = info;
+ p_next = &info->next;
}
return head;
@@ -309,6 +309,7 @@ void bdrv_get_backing_filename(BlockDriverState *bs,
void bdrv_get_full_backing_filename(BlockDriverState *bs,
char *dest, size_t sz);
BlockInfo *bdrv_query_info(BlockDriverState *s);
+BlockStats *bdrv_query_stats(const BlockDriverState *bs);
int bdrv_can_snapshot(BlockDriverState *bs);
int bdrv_is_snapshot(BlockDriverState *bs);
BlockDriverState *bdrv_snapshots(void);
qmp_query_blockstat cannot have errors, remove the Error argument and create a new public function bdrv_query_stats out of it. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- block.c | 18 ++++++------------ block.h | 1 + 2 file modificati, 7 inserzioni(+), 12 rimozioni(-)