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author | Kevin Wolf <kwolf@redhat.com> | 2014-09-15 12:19:14 +0200 |
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committer | Kevin Wolf <kwolf@redhat.com> | 2014-12-10 10:31:11 +0100 |
commit | e6bb31ec6f7ef7c78c897390ecc6c6a34a7f9f5a (patch) | |
tree | f9950cdb89114726f074ebffac2af142188fbc61 /hmp.c | |
parent | 8d6adccda25d75dc152b68d15ac75e1670e59b23 (diff) | |
download | qemu-e6bb31ec6f7ef7c78c897390ecc6c6a34a7f9f5a.zip qemu-e6bb31ec6f7ef7c78c897390ecc6c6a34a7f9f5a.tar.gz qemu-e6bb31ec6f7ef7c78c897390ecc6c6a34a7f9f5a.tar.bz2 |
block/hmp: Allow node-name in 'info block'
The optional parameter specifying a block device allows now to use a
node-name instead of a drive name (and therefore to inspect any node in
the graph). The new -n options allows listing all named nodes instead of
BlockBackends.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'hmp.c')
-rw-r--r-- | hmp.c | 31 |
1 files changed, 30 insertions, 1 deletions
@@ -403,10 +403,18 @@ static void print_block_info(Monitor *mon, BlockInfo *info, void hmp_info_block(Monitor *mon, const QDict *qdict) { BlockInfoList *block_list, *info; + BlockDeviceInfoList *blockdev_list, *blockdev; const char *device = qdict_get_try_str(qdict, "device"); bool verbose = qdict_get_try_bool(qdict, "verbose", 0); + bool nodes = qdict_get_try_bool(qdict, "nodes", 0); + bool printed = false; - block_list = qmp_query_block(false); + /* Print BlockBackend information */ + if (!nodes) { + block_list = qmp_query_block(false); + } else { + block_list = NULL; + } for (info = block_list; info; info = info->next) { if (device && strcmp(device, info->value->device)) { @@ -420,9 +428,30 @@ void hmp_info_block(Monitor *mon, const QDict *qdict) print_block_info(mon, info->value, info->value->has_inserted ? info->value->inserted : NULL, verbose); + printed = true; } qapi_free_BlockInfoList(block_list); + + if ((!device && !nodes) || printed) { + return; + } + + /* Print node information */ + blockdev_list = qmp_query_named_block_nodes(NULL); + for (blockdev = blockdev_list; blockdev; blockdev = blockdev->next) { + assert(blockdev->value->has_node_name); + if (device && strcmp(device, blockdev->value->node_name)) { + continue; + } + + if (blockdev != blockdev_list) { + monitor_printf(mon, "\n"); + } + + print_block_info(mon, NULL, blockdev->value, verbose); + } + qapi_free_BlockDeviceInfoList(blockdev_list); } void hmp_info_blockstats(Monitor *mon, const QDict *qdict) |