Signed-off-by: Pavel Butsykin <pbutsy...@virtuozzo.com>
---
qapi/block-core.json | 30 ++++++++++++++++++++++++++++--
1 file changed, 28 insertions(+), 2 deletions(-)
diff --git a/qapi/block-core.json b/qapi/block-core.json
index 6b42216960..00a6e15db3 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -1719,6 +1719,7 @@
# @nfs: Since 2.8
# @replication: Since 2.8
# @ssh: Since 2.8
+# @pcache: since 2.9
#
# Since: 2.0
##
@@ -1726,8 +1727,8 @@
'data': [ 'archipelago', 'blkdebug', 'blkverify', 'bochs', 'cloop',
'dmg', 'file', 'ftp', 'ftps', 'gluster', 'host_cdrom',
'host_device', 'http', 'https', 'luks', 'nbd', 'nfs', 'null-aio',
- 'null-co', 'parallels', 'qcow', 'qcow2', 'qed', 'quorum', 'raw',
- 'replication', 'ssh', 'vdi', 'vhdx', 'vmdk', 'vpc',
+ 'null-co', 'parallels', 'pcache', 'qcow', 'qcow2', 'qed', 'quorum',
+ 'raw', 'replication', 'ssh', 'vdi', 'vhdx', 'vmdk', 'vpc',
'vvfat' ] }
##
@@ -1808,6 +1809,30 @@
'base': 'BlockdevOptionsGenericFormat',
'data': { '*key-secret': 'str' } }
+##
+# @BlockdevOptionsPCache
+#
+# Driver specific block device options for pcache.
+#
+# @image: Reference to a block device image for caching.
+#
+# @pcache-stats-size: #optional Total volume of requests for statistics.
+#
+# @pcache-max-aio-size: #optional Maximum size of read request which is
handled
+# by pcache.
+#
+# @pcache-full-size: #optional Total cache size.
+#
+# @pcache-readahead-size #optional Prefetch cache readahead size.
+#
+# Since: 2.9
+##
+{ 'struct': 'BlockdevOptionsPCache',
+ 'data': { 'image': 'BlockdevRef',
+ '*pcache-stats-size': 'int',
+ '*pcache-max-aio-size': 'int',
+ '*pcache-full-size': 'int',
+ '*pcache-readahead-size': 'int' } }
##
# @BlockdevOptionsGenericCOWFormat:
@@ -2402,6 +2427,7 @@
'null-aio': 'BlockdevOptionsNull',
'null-co': 'BlockdevOptionsNull',
'parallels': 'BlockdevOptionsGenericFormat',
+ 'pcache': 'BlockdevOptionsPCache',
'qcow2': 'BlockdevOptionsQcow2',
'qcow': 'BlockdevOptionsGenericCOWFormat',
'qed': 'BlockdevOptionsGenericCOWFormat',
--
2.11.0
