[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 2/3] block: Use file_ancestors_count() in qmp_query_
From: |
benoit . canet |
Subject: |
[Qemu-devel] [PATCH 2/3] block: Use file_ancestors_count() in qmp_query_block |
Date: |
Mon, 23 Jul 2012 16:56:54 +0200 |
From: BenoƮt Canet <address@hidden>
Use the dedicated counting function in qmp_query_block in order to
propagate the backing file count to HMP.
Signed-off-by: Benoit Canet <address@hidden>
---
block.c | 2 ++
qapi-schema.json | 9 ++++++---
2 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/block.c b/block.c
index 1128356..23b4aab 100644
--- a/block.c
+++ b/block.c
@@ -2448,6 +2448,8 @@ BlockInfoList *qmp_query_block(Error **errp)
if (bs->backing_file[0]) {
info->value->inserted->has_backing_file = true;
info->value->inserted->backing_file =
g_strdup(bs->backing_file);
+ info->value->inserted->file_ancestors_count =
+ bdrv_get_file_ancestors_count(bs);
}
if (bs->io_limits_enabled) {
diff --git a/qapi-schema.json b/qapi-schema.json
index a92adb1..1ae0fc7 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -398,6 +398,8 @@
#
# @backing_file: #optional the name of the backing file (for copy-on-write)
#
+# @file_ancestors_count: #optional the count of ancestors backing files (for
copy-on-write)
+#
# @encrypted: true if the backing device is encrypted
#
# @bps: total throughput limit in bytes per second is specified
@@ -418,9 +420,10 @@
##
{ 'type': 'BlockDeviceInfo',
'data': { 'file': 'str', 'ro': 'bool', 'drv': 'str',
- '*backing_file': 'str', 'encrypted': 'bool',
- 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
- 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int'} }
+ '*backing_file': 'str', 'file_ancestors_count', 'int',
+ 'encrypted': 'bool', 'bps': 'int', 'bps_rd': 'int',
+ 'bps_wr': 'int', 'iops': 'int', 'iops_rd': 'int',
+ 'iops_wr': 'int'} }
##
# @BlockDeviceIoStatus:
--
1.7.9.5