Commit ac84adac authored by Paolo Bonzini's avatar Paolo Bonzini Committed by Kevin Wolf
Browse files

block: add bdrv_query_info



Extract it out of the implementation of "info block".
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
parent 587ed6be
......@@ -2799,69 +2799,69 @@ int coroutine_fn bdrv_co_is_allocated_above(BlockDriverState *top,
return 0;
}
BlockInfoList *qmp_query_block(Error **errp)
BlockInfo *bdrv_query_info(BlockDriverState *bs)
{
BlockInfoList *head = NULL, *cur_item = NULL;
BlockDriverState *bs;
BlockInfo *info = g_malloc0(sizeof(*info));
info->device = g_strdup(bs->device_name);
info->type = g_strdup("unknown");
info->locked = bdrv_dev_is_medium_locked(bs);
info->removable = bdrv_dev_has_removable_media(bs);
QTAILQ_FOREACH(bs, &bdrv_states, list) {
BlockInfoList *info = g_malloc0(sizeof(*info));
if (bdrv_dev_has_removable_media(bs)) {
info->has_tray_open = true;
info->tray_open = bdrv_dev_is_tray_open(bs);
}
info->value = g_malloc0(sizeof(*info->value));
info->value->device = g_strdup(bs->device_name);
info->value->type = g_strdup("unknown");
info->value->locked = bdrv_dev_is_medium_locked(bs);
info->value->removable = bdrv_dev_has_removable_media(bs);
if (bdrv_iostatus_is_enabled(bs)) {
info->has_io_status = true;
info->io_status = bs->iostatus;
}
if (bdrv_dev_has_removable_media(bs)) {
info->value->has_tray_open = true;
info->value->tray_open = bdrv_dev_is_tray_open(bs);
if (bs->drv) {
info->has_inserted = true;
info->inserted = g_malloc0(sizeof(*info->inserted));
info->inserted->file = g_strdup(bs->filename);
info->inserted->ro = bs->read_only;
info->inserted->drv = g_strdup(bs->drv->format_name);
info->inserted->encrypted = bs->encrypted;
info->inserted->encryption_key_missing = bdrv_key_required(bs);
if (bs->backing_file[0]) {
info->inserted->has_backing_file = true;
info->inserted->backing_file = g_strdup(bs->backing_file);
}
if (bdrv_iostatus_is_enabled(bs)) {
info->value->has_io_status = true;
info->value->io_status = bs->iostatus;
info->inserted->backing_file_depth = bdrv_get_backing_file_depth(bs);
if (bs->io_limits_enabled) {
info->inserted->bps =
bs->io_limits.bps[BLOCK_IO_LIMIT_TOTAL];
info->inserted->bps_rd =
bs->io_limits.bps[BLOCK_IO_LIMIT_READ];
info->inserted->bps_wr =
bs->io_limits.bps[BLOCK_IO_LIMIT_WRITE];
info->inserted->iops =
bs->io_limits.iops[BLOCK_IO_LIMIT_TOTAL];
info->inserted->iops_rd =
bs->io_limits.iops[BLOCK_IO_LIMIT_READ];
info->inserted->iops_wr =
bs->io_limits.iops[BLOCK_IO_LIMIT_WRITE];
}
}
return info;
}
if (bs->drv) {
info->value->has_inserted = true;
info->value->inserted = g_malloc0(sizeof(*info->value->inserted));
info->value->inserted->file = g_strdup(bs->filename);
info->value->inserted->ro = bs->read_only;
info->value->inserted->drv = g_strdup(bs->drv->format_name);
info->value->inserted->encrypted = bs->encrypted;
info->value->inserted->encryption_key_missing = bdrv_key_required(bs);
if (bs->backing_file[0]) {
info->value->inserted->has_backing_file = true;
info->value->inserted->backing_file = g_strdup(bs->backing_file);
}
BlockInfoList *qmp_query_block(Error **errp)
{
BlockInfoList *head = NULL, **p_next = &head;
BlockDriverState *bs;
info->value->inserted->backing_file_depth =
bdrv_get_backing_file_depth(bs);
if (bs->io_limits_enabled) {
info->value->inserted->bps =
bs->io_limits.bps[BLOCK_IO_LIMIT_TOTAL];
info->value->inserted->bps_rd =
bs->io_limits.bps[BLOCK_IO_LIMIT_READ];
info->value->inserted->bps_wr =
bs->io_limits.bps[BLOCK_IO_LIMIT_WRITE];
info->value->inserted->iops =
bs->io_limits.iops[BLOCK_IO_LIMIT_TOTAL];
info->value->inserted->iops_rd =
bs->io_limits.iops[BLOCK_IO_LIMIT_READ];
info->value->inserted->iops_wr =
bs->io_limits.iops[BLOCK_IO_LIMIT_WRITE];
}
}
QTAILQ_FOREACH(bs, &bdrv_states, list) {
BlockInfoList *info = g_malloc0(sizeof(*info));
info->value = bdrv_query_info(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;
......
......@@ -313,6 +313,7 @@ void bdrv_get_backing_filename(BlockDriverState *bs,
char *filename, int filename_size);
void bdrv_get_full_backing_filename(BlockDriverState *bs,
char *dest, size_t sz);
BlockInfo *bdrv_query_info(BlockDriverState *s);
int bdrv_can_snapshot(BlockDriverState *bs);
int bdrv_is_snapshot(BlockDriverState *bs);
BlockDriverState *bdrv_snapshots(void);
......
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