#include "qemu/cutils.h"
#include "block/qapi.h"
#include "block/block_int.h"
+#include "block/dirty-bitmap.h"
#include "block/throttle-groups.h"
#include "block/write-threshold.h"
#include "qapi/error.h"
#include "qapi/qmp/qstring.h"
#include "qemu/qemu-print.h"
#include "sysemu/block-backend.h"
-#include "qemu/cutils.h"
BlockDeviceInfo *bdrv_block_device_info(BlockBackend *blk,
BlockDriverState *bs,
bool flat,
Error **errp)
{
+ ERRP_GUARD();
ImageInfo **p_image_info;
- BlockDriverState *bs0, *backing;
+ ImageInfo *backing_info;
+ BlockDriverState *backing;
BlockDeviceInfo *info;
if (!bs->drv) {
};
if (bs->node_name[0]) {
- info->has_node_name = true;
info->node_name = g_strdup(bs->node_name);
}
backing = bdrv_cow_bs(bs);
if (backing) {
- info->has_backing_file = true;
info->backing_file = g_strdup(backing->filename);
}
info->has_iops_size = cfg.op_size;
info->iops_size = cfg.op_size;
- info->has_group = true;
info->group =
g_strdup(throttle_group_get_name(&blkp->throttle_group_member));
}
info->write_threshold = bdrv_write_threshold_get(bs);
- bs0 = bs;
p_image_info = &info->image;
info->backing_file_depth = 0;
- while (1) {
- Error *local_err = NULL;
- bdrv_query_image_info(bs0, p_image_info, &local_err);
- if (local_err) {
- error_propagate(errp, local_err);
- qapi_free_BlockDeviceInfo(info);
- return NULL;
- }
-
- /* stop gathering data for flat output */
- if (flat) {
- break;
- }
- if (bs0->drv && bdrv_filter_or_cow_child(bs0)) {
- /*
- * Put any filtered child here (for backwards compatibility to when
- * we put bs0->backing here, which might be any filtered child).
- */
- info->backing_file_depth++;
- bs0 = bdrv_filter_or_cow_bs(bs0);
- (*p_image_info)->has_backing_image = true;
- p_image_info = &((*p_image_info)->backing_image);
- } else {
- break;
- }
+ /*
+ * Skip automatically inserted nodes that the user isn't aware of for
+ * query-block (blk != NULL), but not for query-named-block-nodes
+ */
+ bdrv_query_image_info(bs, p_image_info, flat, blk != NULL, errp);
+ if (*errp) {
+ qapi_free_BlockDeviceInfo(info);
+ return NULL;
+ }
- /* Skip automatically inserted nodes that the user isn't aware of for
- * query-block (blk != NULL), but not for query-named-block-nodes */
- if (blk) {
- bs0 = bdrv_skip_implicit_filters(bs0);
- }
+ backing_info = info->image->backing_image;
+ while (backing_info) {
+ info->backing_file_depth++;
+ backing_info = backing_info->backing_image;
}
return info;
}
/**
- * bdrv_query_image_info:
- * @bs: block device to examine
- * @p_info: location to store image information
- * @errp: location to store error information
- *
- * Store "flat" image information in @p_info.
- *
- * "Flat" means it does *not* query backing image information,
- * i.e. (*pinfo)->has_backing_image will be set to false and
- * (*pinfo)->backing_image to NULL even when the image does in fact have
- * a backing image.
- *
- * @p_info will be set only on success. On error, store error in @errp.
+ * Helper function for other query info functions. Store information about @bs
+ * in @info, setting @errp on error.
*/
-void bdrv_query_image_info(BlockDriverState *bs,
- ImageInfo **p_info,
- Error **errp)
+static void GRAPH_RDLOCK
+bdrv_do_query_node_info(BlockDriverState *bs, BlockNodeInfo *info, Error **errp)
{
int64_t size;
const char *backing_filename;
BlockDriverInfo bdi;
int ret;
Error *err = NULL;
- ImageInfo *info;
-
- aio_context_acquire(bdrv_get_aio_context(bs));
size = bdrv_getlength(bs);
if (size < 0) {
error_setg_errno(errp, -size, "Can't get image size '%s'",
bs->exact_filename);
- goto out;
+ return;
}
bdrv_refresh_filename(bs);
- info = g_new0(ImageInfo, 1);
info->filename = g_strdup(bs->filename);
info->format = g_strdup(bdrv_get_format_name(bs));
info->virtual_size = size;
info->format_specific = bdrv_get_specific_info(bs, &err);
if (err) {
error_propagate(errp, err);
- qapi_free_ImageInfo(info);
- goto out;
+ return;
}
- info->has_format_specific = info->format_specific != NULL;
-
backing_filename = bs->backing_file;
if (backing_filename[0] != '\0') {
char *backing_filename2;
info->backing_filename = g_strdup(backing_filename);
- info->has_backing_filename = true;
backing_filename2 = bdrv_get_full_backing_filename(bs, NULL);
/* Always report the full_backing_filename if present, even if it's the
* same as backing_filename. That they are same is useful info. */
if (backing_filename2) {
info->full_backing_filename = g_strdup(backing_filename2);
- info->has_full_backing_filename = true;
}
if (bs->backing_format[0]) {
info->backing_filename_format = g_strdup(bs->backing_format);
- info->has_backing_filename_format = true;
}
g_free(backing_filename2);
}
break;
default:
error_propagate(errp, err);
- qapi_free_ImageInfo(info);
- goto out;
+ return;
+ }
+}
+
+/**
+ * bdrv_query_image_info:
+ * @bs: block node to examine
+ * @p_info: location to store image information
+ * @flat: skip backing node information
+ * @skip_implicit_filters: skip implicit filters in the backing chain
+ * @errp: location to store error information
+ *
+ * Store image information in @p_info, potentially recursively covering the
+ * backing chain.
+ *
+ * If @flat is true, do not query backing image information, i.e.
+ * (*p_info)->has_backing_image will be set to false and
+ * (*p_info)->backing_image to NULL even when the image does in fact have a
+ * backing image.
+ *
+ * If @skip_implicit_filters is true, implicit filter nodes in the backing chain
+ * will be skipped when querying backing image information.
+ * (@skip_implicit_filters is ignored when @flat is true.)
+ *
+ * @p_info will be set only on success. On error, store error in @errp.
+ */
+void bdrv_query_image_info(BlockDriverState *bs,
+ ImageInfo **p_info,
+ bool flat,
+ bool skip_implicit_filters,
+ Error **errp)
+{
+ ERRP_GUARD();
+ ImageInfo *info;
+
+ info = g_new0(ImageInfo, 1);
+ bdrv_do_query_node_info(bs, qapi_ImageInfo_base(info), errp);
+ if (*errp) {
+ goto fail;
+ }
+
+ if (!flat) {
+ BlockDriverState *backing;
+
+ /*
+ * Use any filtered child here (for backwards compatibility to when
+ * we always took bs->backing, which might be any filtered child).
+ */
+ backing = bdrv_filter_or_cow_bs(bs);
+ if (skip_implicit_filters) {
+ backing = bdrv_skip_implicit_filters(backing);
+ }
+
+ if (backing) {
+ bdrv_query_image_info(backing, &info->backing_image, false,
+ skip_implicit_filters, errp);
+ if (*errp) {
+ goto fail;
+ }
+ }
+ }
+
+ *p_info = info;
+ return;
+
+fail:
+ assert(*errp);
+ qapi_free_ImageInfo(info);
+}
+
+/**
+ * bdrv_query_block_graph_info:
+ * @bs: root node to start from
+ * @p_info: location to store image information
+ * @errp: location to store error information
+ *
+ * Store image information about the graph starting from @bs in @p_info.
+ *
+ * @p_info will be set only on success. On error, store error in @errp.
+ */
+void bdrv_query_block_graph_info(BlockDriverState *bs,
+ BlockGraphInfo **p_info,
+ Error **errp)
+{
+ ERRP_GUARD();
+ BlockGraphInfo *info;
+ BlockChildInfoList **children_list_tail;
+ BdrvChild *c;
+
+ info = g_new0(BlockGraphInfo, 1);
+ bdrv_do_query_node_info(bs, qapi_BlockGraphInfo_base(info), errp);
+ if (*errp) {
+ goto fail;
+ }
+
+ children_list_tail = &info->children;
+
+ QLIST_FOREACH(c, &bs->children, next) {
+ BlockChildInfo *c_info;
+
+ c_info = g_new0(BlockChildInfo, 1);
+ QAPI_LIST_APPEND(children_list_tail, c_info);
+
+ c_info->name = g_strdup(c->name);
+ bdrv_query_block_graph_info(c->bs, &c_info->info, errp);
+ if (*errp) {
+ goto fail;
+ }
}
*p_info = info;
+ return;
-out:
- aio_context_release(bdrv_get_aio_context(bs));
+fail:
+ assert(*errp != NULL);
+ qapi_free_BlockGraphInfo(info);
}
/* @p_info will be set only on success. */
-static void bdrv_query_info(BlockBackend *blk, BlockInfo **p_info,
- Error **errp)
+static void GRAPH_RDLOCK
+bdrv_query_info(BlockBackend *blk, BlockInfo **p_info, Error **errp)
{
BlockInfo *info = g_malloc0(sizeof(*info));
BlockDriverState *bs = blk_bs(blk);
qdev = blk_get_attached_dev_id(blk);
if (qdev && *qdev) {
- info->has_qdev = true;
info->qdev = qdev;
} else {
g_free(qdev);
}
if (bs && bs->drv) {
- info->has_inserted = true;
info->inserted = bdrv_block_device_info(blk, bs, false, errp);
if (info->inserted == NULL) {
goto err;
return out_list;
}
-static void bdrv_latency_histogram_stats(BlockLatencyHistogram *hist,
- bool *not_null,
- BlockLatencyHistogramInfo **info)
+static BlockLatencyHistogramInfo *
+bdrv_latency_histogram_stats(BlockLatencyHistogram *hist)
{
- *not_null = hist->bins != NULL;
- if (*not_null) {
- *info = g_new0(BlockLatencyHistogramInfo, 1);
+ BlockLatencyHistogramInfo *info;
- (*info)->boundaries = uint64_list(hist->boundaries, hist->nbins - 1);
- (*info)->bins = uint64_list(hist->bins, hist->nbins);
+ if (!hist->bins) {
+ return NULL;
}
+
+ info = g_new0(BlockLatencyHistogramInfo, 1);
+ info->boundaries = uint64_list(hist->boundaries, hist->nbins - 1);
+ info->bins = uint64_list(hist->bins, hist->nbins);
+ return info;
}
static void bdrv_query_blk_stats(BlockDeviceStats *ds, BlockBackend *blk)
{
BlockAcctStats *stats = blk_get_stats(blk);
BlockAcctTimedStats *ts = NULL;
+ BlockLatencyHistogram *hgram;
ds->rd_bytes = stats->nr_bytes[BLOCK_ACCT_READ];
ds->wr_bytes = stats->nr_bytes[BLOCK_ACCT_WRITE];
+ ds->zone_append_bytes = stats->nr_bytes[BLOCK_ACCT_ZONE_APPEND];
ds->unmap_bytes = stats->nr_bytes[BLOCK_ACCT_UNMAP];
ds->rd_operations = stats->nr_ops[BLOCK_ACCT_READ];
ds->wr_operations = stats->nr_ops[BLOCK_ACCT_WRITE];
+ ds->zone_append_operations = stats->nr_ops[BLOCK_ACCT_ZONE_APPEND];
ds->unmap_operations = stats->nr_ops[BLOCK_ACCT_UNMAP];
ds->failed_rd_operations = stats->failed_ops[BLOCK_ACCT_READ];
ds->failed_wr_operations = stats->failed_ops[BLOCK_ACCT_WRITE];
+ ds->failed_zone_append_operations =
+ stats->failed_ops[BLOCK_ACCT_ZONE_APPEND];
ds->failed_flush_operations = stats->failed_ops[BLOCK_ACCT_FLUSH];
ds->failed_unmap_operations = stats->failed_ops[BLOCK_ACCT_UNMAP];
ds->invalid_rd_operations = stats->invalid_ops[BLOCK_ACCT_READ];
ds->invalid_wr_operations = stats->invalid_ops[BLOCK_ACCT_WRITE];
+ ds->invalid_zone_append_operations =
+ stats->invalid_ops[BLOCK_ACCT_ZONE_APPEND];
ds->invalid_flush_operations =
stats->invalid_ops[BLOCK_ACCT_FLUSH];
ds->invalid_unmap_operations = stats->invalid_ops[BLOCK_ACCT_UNMAP];
ds->rd_merged = stats->merged[BLOCK_ACCT_READ];
ds->wr_merged = stats->merged[BLOCK_ACCT_WRITE];
+ ds->zone_append_merged = stats->merged[BLOCK_ACCT_ZONE_APPEND];
ds->unmap_merged = stats->merged[BLOCK_ACCT_UNMAP];
ds->flush_operations = stats->nr_ops[BLOCK_ACCT_FLUSH];
ds->wr_total_time_ns = stats->total_time_ns[BLOCK_ACCT_WRITE];
+ ds->zone_append_total_time_ns =
+ stats->total_time_ns[BLOCK_ACCT_ZONE_APPEND];
ds->rd_total_time_ns = stats->total_time_ns[BLOCK_ACCT_READ];
ds->flush_total_time_ns = stats->total_time_ns[BLOCK_ACCT_FLUSH];
ds->unmap_total_time_ns = stats->total_time_ns[BLOCK_ACCT_UNMAP];
TimedAverage *rd = &ts->latency[BLOCK_ACCT_READ];
TimedAverage *wr = &ts->latency[BLOCK_ACCT_WRITE];
+ TimedAverage *zap = &ts->latency[BLOCK_ACCT_ZONE_APPEND];
TimedAverage *fl = &ts->latency[BLOCK_ACCT_FLUSH];
dev_stats->interval_length = ts->interval_length;
dev_stats->max_wr_latency_ns = timed_average_max(wr);
dev_stats->avg_wr_latency_ns = timed_average_avg(wr);
+ dev_stats->min_zone_append_latency_ns = timed_average_min(zap);
+ dev_stats->max_zone_append_latency_ns = timed_average_max(zap);
+ dev_stats->avg_zone_append_latency_ns = timed_average_avg(zap);
+
dev_stats->min_flush_latency_ns = timed_average_min(fl);
dev_stats->max_flush_latency_ns = timed_average_max(fl);
dev_stats->avg_flush_latency_ns = timed_average_avg(fl);
block_acct_queue_depth(ts, BLOCK_ACCT_READ);
dev_stats->avg_wr_queue_depth =
block_acct_queue_depth(ts, BLOCK_ACCT_WRITE);
+ dev_stats->avg_zone_append_queue_depth =
+ block_acct_queue_depth(ts, BLOCK_ACCT_ZONE_APPEND);
QAPI_LIST_PREPEND(ds->timed_stats, dev_stats);
}
- bdrv_latency_histogram_stats(&stats->latency_histogram[BLOCK_ACCT_READ],
- &ds->has_rd_latency_histogram,
- &ds->rd_latency_histogram);
- bdrv_latency_histogram_stats(&stats->latency_histogram[BLOCK_ACCT_WRITE],
- &ds->has_wr_latency_histogram,
- &ds->wr_latency_histogram);
- bdrv_latency_histogram_stats(&stats->latency_histogram[BLOCK_ACCT_FLUSH],
- &ds->has_flush_latency_histogram,
- &ds->flush_latency_histogram);
+ hgram = stats->latency_histogram;
+ ds->rd_latency_histogram
+ = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_READ]);
+ ds->wr_latency_histogram
+ = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_WRITE]);
+ ds->zone_append_latency_histogram
+ = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_ZONE_APPEND]);
+ ds->flush_latency_histogram
+ = bdrv_latency_histogram_stats(&hgram[BLOCK_ACCT_FLUSH]);
}
-static BlockStats *bdrv_query_bds_stats(BlockDriverState *bs,
- bool blk_level)
+static BlockStats * GRAPH_RDLOCK
+bdrv_query_bds_stats(BlockDriverState *bs, bool blk_level)
{
BdrvChild *parent_child;
BlockDriverState *filter_or_cow_bs;
}
if (bdrv_get_node_name(bs)[0]) {
- s->has_node_name = true;
s->node_name = g_strdup(bdrv_get_node_name(bs));
}
s->stats->wr_highest_offset = stat64_get(&bs->wr_highest_offset);
s->driver_specific = bdrv_get_specific_stats(bs);
- if (s->driver_specific) {
- s->has_driver_specific = true;
- }
parent_child = bdrv_primary_child(bs);
if (!parent_child ||
}
}
if (parent_child) {
- s->has_parent = true;
s->parent = bdrv_query_bds_stats(parent_child->bs, blk_level);
}
* compatibility to when we put bs0->backing here, which might
* be either)
*/
- s->has_backing = true;
s->backing = bdrv_query_bds_stats(filter_or_cow_bs, blk_level);
}
BlockBackend *blk;
Error *local_err = NULL;
+ GRAPH_RDLOCK_GUARD_MAINLOOP();
+
for (blk = blk_all_next(NULL); blk; blk = blk_all_next(blk)) {
BlockInfoList *info;
BlockBackend *blk;
BlockDriverState *bs;
+ GRAPH_RDLOCK_GUARD_MAINLOOP();
+
/* Just to be safe if query_nodes is not always initialized */
if (has_query_nodes && query_nodes) {
for (bs = bdrv_next_node(NULL); bs; bs = bdrv_next_node(bs)) {
- AioContext *ctx = bdrv_get_aio_context(bs);
-
- aio_context_acquire(ctx);
QAPI_LIST_APPEND(tail, bdrv_query_bds_stats(bs, false));
- aio_context_release(ctx);
}
} else {
for (blk = blk_all_next(NULL); blk; blk = blk_all_next(blk)) {
- AioContext *ctx = blk_get_aio_context(blk);
BlockStats *s;
char *qdev;
continue;
}
- aio_context_acquire(ctx);
s = bdrv_query_bds_stats(blk_bs(blk), true);
- s->has_device = true;
s->device = g_strdup(blk_name(blk));
qdev = blk_get_attached_dev_id(blk);
if (qdev && *qdev) {
- s->has_qdev = true;
s->qdev = qdev;
} else {
g_free(qdev);
}
bdrv_query_blk_stats(s->stats, blk);
- aio_context_release(ctx);
QAPI_LIST_APPEND(tail, s);
}
char *sizing = NULL;
if (!sn) {
- qemu_printf("%-10s%-17s%8s%20s%13s%11s",
- "ID", "TAG", "VM SIZE", "DATE", "VM CLOCK", "ICOUNT");
+ qemu_printf("%-7s %-16s %8s %19s %15s %10s",
+ "ID", "TAG", "VM_SIZE", "DATE", "VM_CLOCK", "ICOUNT");
} else {
g_autoptr(GDateTime) date = g_date_time_new_from_unix_local(sn->date_sec);
g_autofree char *date_buf = g_date_time_format(date, "%Y-%m-%d %H:%M:%S");
secs = sn->vm_clock_nsec / 1000000000;
snprintf(clock_buf, sizeof(clock_buf),
- "%02d:%02d:%02d.%03d",
+ "%04d:%02d:%02d.%03d",
(int)(secs / 3600),
(int)((secs / 60) % 60),
(int)(secs % 60),
if (sn->icount != -1ULL) {
snprintf(icount_buf, sizeof(icount_buf),
"%"PRId64, sn->icount);
+ } else {
+ snprintf(icount_buf, sizeof(icount_buf), "--");
}
- qemu_printf("%-9s %-16s %8s%20s%13s%11s",
+ qemu_printf("%-7s %-16s %8s %19s %15s %10s",
sn->id_str, sn->name,
sizing,
date_buf,
}
}
-void bdrv_image_info_specific_dump(ImageInfoSpecific *info_spec)
+/*
+ * Return whether dumping the given QObject with dump_qobject() would
+ * yield an empty dump, i.e. not print anything.
+ */
+static bool qobject_is_empty_dump(const QObject *obj)
+{
+ switch (qobject_type(obj)) {
+ case QTYPE_QNUM:
+ case QTYPE_QSTRING:
+ case QTYPE_QBOOL:
+ return false;
+
+ case QTYPE_QDICT:
+ return qdict_size(qobject_to(QDict, obj)) == 0;
+
+ case QTYPE_QLIST:
+ return qlist_empty(qobject_to(QList, obj));
+
+ default:
+ abort();
+ }
+}
+
+/**
+ * Dumps the given ImageInfoSpecific object in a human-readable form,
+ * prepending an optional prefix if the dump is not empty.
+ */
+void bdrv_image_info_specific_dump(ImageInfoSpecific *info_spec,
+ const char *prefix,
+ int indentation)
{
QObject *obj, *data;
Visitor *v = qobject_output_visitor_new(&obj);
visit_type_ImageInfoSpecific(v, NULL, &info_spec, &error_abort);
visit_complete(v, &obj);
data = qdict_get(qobject_to(QDict, obj), "data");
- dump_qobject(1, data);
+ if (!qobject_is_empty_dump(data)) {
+ if (prefix) {
+ qemu_printf("%*s%s", indentation * 4, "", prefix);
+ }
+ dump_qobject(indentation + 1, data);
+ }
qobject_unref(obj);
visit_free(v);
}
-void bdrv_image_info_dump(ImageInfo *info)
+/**
+ * Print the given @info object in human-readable form. Every field is indented
+ * using the given @indentation (four spaces per indentation level).
+ *
+ * When using this to print a whole block graph, @protocol can be set to true to
+ * signify that the given information is associated with a protocol node, i.e.
+ * just data storage for an image, such that the data it presents is not really
+ * a full VM disk. If so, several fields change name: For example, "virtual
+ * size" is printed as "file length".
+ * (Consider a qcow2 image, which is represented by a qcow2 node and a file
+ * node. Printing a "virtual size" for the file node does not make sense,
+ * because without the qcow2 node, it is not really a guest disk, so it does not
+ * have a "virtual size". Therefore, we call it "file length" instead.)
+ *
+ * @protocol is ignored when @indentation is 0, because we take that to mean
+ * that the associated node is the root node in the queried block graph, and
+ * thus is always to be interpreted as a standalone guest disk.
+ */
+void bdrv_node_info_dump(BlockNodeInfo *info, int indentation, bool protocol)
{
char *size_buf, *dsize_buf;
+ g_autofree char *ind_s = g_strdup_printf("%*s", indentation * 4, "");
+
+ if (indentation == 0) {
+ /* Top level, consider this a normal image */
+ protocol = false;
+ }
+
if (!info->has_actual_size) {
dsize_buf = g_strdup("unavailable");
} else {
dsize_buf = size_to_str(info->actual_size);
}
size_buf = size_to_str(info->virtual_size);
- qemu_printf("image: %s\n"
- "file format: %s\n"
- "virtual size: %s (%" PRId64 " bytes)\n"
- "disk size: %s\n",
- info->filename, info->format, size_buf,
- info->virtual_size,
- dsize_buf);
+ qemu_printf("%s%s: %s\n"
+ "%s%s: %s\n"
+ "%s%s: %s (%" PRId64 " bytes)\n"
+ "%sdisk size: %s\n",
+ ind_s, protocol ? "filename" : "image", info->filename,
+ ind_s, protocol ? "protocol type" : "file format",
+ info->format,
+ ind_s, protocol ? "file length" : "virtual size",
+ size_buf, info->virtual_size,
+ ind_s, dsize_buf);
g_free(size_buf);
g_free(dsize_buf);
if (info->has_encrypted && info->encrypted) {
- qemu_printf("encrypted: yes\n");
+ qemu_printf("%sencrypted: yes\n", ind_s);
}
if (info->has_cluster_size) {
- qemu_printf("cluster_size: %" PRId64 "\n",
- info->cluster_size);
+ qemu_printf("%scluster_size: %" PRId64 "\n",
+ ind_s, info->cluster_size);
}
if (info->has_dirty_flag && info->dirty_flag) {
- qemu_printf("cleanly shut down: no\n");
+ qemu_printf("%scleanly shut down: no\n", ind_s);
}
- if (info->has_backing_filename) {
- qemu_printf("backing file: %s", info->backing_filename);
- if (!info->has_full_backing_filename) {
+ if (info->backing_filename) {
+ qemu_printf("%sbacking file: %s", ind_s, info->backing_filename);
+ if (!info->full_backing_filename) {
qemu_printf(" (cannot determine actual path)");
} else if (strcmp(info->backing_filename,
info->full_backing_filename) != 0) {
qemu_printf(" (actual path: %s)", info->full_backing_filename);
}
qemu_printf("\n");
- if (info->has_backing_filename_format) {
- qemu_printf("backing file format: %s\n",
- info->backing_filename_format);
+ if (info->backing_filename_format) {
+ qemu_printf("%sbacking file format: %s\n",
+ ind_s, info->backing_filename_format);
}
}
if (info->has_snapshots) {
SnapshotInfoList *elem;
- qemu_printf("Snapshot list:\n");
+ qemu_printf("%sSnapshot list:\n", ind_s);
+ qemu_printf("%s", ind_s);
bdrv_snapshot_dump(NULL);
qemu_printf("\n");
pstrcpy(sn.id_str, sizeof(sn.id_str), elem->value->id);
pstrcpy(sn.name, sizeof(sn.name), elem->value->name);
+ qemu_printf("%s", ind_s);
bdrv_snapshot_dump(&sn);
qemu_printf("\n");
}
}
- if (info->has_format_specific) {
- qemu_printf("Format specific information:\n");
- bdrv_image_info_specific_dump(info->format_specific);
+ if (info->format_specific) {
+ bdrv_image_info_specific_dump(info->format_specific,
+ "Format specific information:\n",
+ indentation);
}
}