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[PATCH v2 13/16] qmp/hmp: Expose "managed-size" for memory backends
From: |
David Hildenbrand |
Subject: |
[PATCH v2 13/16] qmp/hmp: Expose "managed-size" for memory backends |
Date: |
Wed, 12 Feb 2020 14:35:58 +0100 |
Expose it, and document what it means and when it was added.
Signed-off-by: David Hildenbrand <address@hidden>
---
hw/core/machine-hmp-cmds.c | 2 ++
hw/core/machine-qmp-cmds.c | 3 +++
qapi/machine.json | 6 ++++++
3 files changed, 11 insertions(+)
diff --git a/hw/core/machine-hmp-cmds.c b/hw/core/machine-hmp-cmds.c
index b76f7223af..681216198d 100644
--- a/hw/core/machine-hmp-cmds.c
+++ b/hw/core/machine-hmp-cmds.c
@@ -122,6 +122,8 @@ void hmp_info_memdev(Monitor *mon, const QDict *qdict)
m->value->dump ? "true" : "false");
monitor_printf(mon, " prealloc: %s\n",
m->value->prealloc ? "true" : "false");
+ monitor_printf(mon, " managed-size: %s\n",
+ m->value->managed_size ? "true" : "false");
monitor_printf(mon, " policy: %s\n",
HostMemPolicy_str(m->value->policy));
visit_complete(v, &str);
diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c
index eed5aeb2f7..800b55af5d 100644
--- a/hw/core/machine-qmp-cmds.c
+++ b/hw/core/machine-qmp-cmds.c
@@ -321,6 +321,9 @@ static int query_memdev(Object *obj, void *opaque)
m->value->prealloc = object_property_get_bool(obj,
"prealloc",
&error_abort);
+ m->value->managed_size = object_property_get_bool(obj,
+ "managed-size",
+ &error_abort);
m->value->policy = object_property_get_enum(obj,
"policy",
"HostMemPolicy",
diff --git a/qapi/machine.json b/qapi/machine.json
index b3d30bc816..0c31818853 100644
--- a/qapi/machine.json
+++ b/qapi/machine.json
@@ -758,6 +758,9 @@
#
# @prealloc: enables or disables memory preallocation
#
+# @managed-size: the owner manages the actual size, 'size' is an upper limit
+# (since 5.1)
+#
# @host-nodes: host nodes for its memory policy
#
# @policy: memory policy of memory backend
@@ -771,6 +774,7 @@
'merge': 'bool',
'dump': 'bool',
'prealloc': 'bool',
+ 'managed-size': 'bool',
'host-nodes': ['uint16'],
'policy': 'HostMemPolicy' }}
@@ -793,6 +797,7 @@
# "merge": false,
# "dump": true,
# "prealloc": false,
+# "manmaged-size": false,
# "host-nodes": [0, 1],
# "policy": "bind"
# },
@@ -801,6 +806,7 @@
# "merge": false,
# "dump": true,
# "prealloc": true,
+# "manmaged-size": false,
# "host-nodes": [2, 3],
# "policy": "preferred"
# }
--
2.24.1
- [PATCH v2 03/16] hmp: Handle virtio-mem when printing memory device infos, (continued)
- [PATCH v2 03/16] hmp: Handle virtio-mem when printing memory device infos, David Hildenbrand, 2020/02/12
- [PATCH v2 04/16] numa: Handle virtio-mem in NUMA stats, David Hildenbrand, 2020/02/12
- [PATCH v2 05/16] pc: Support for virtio-mem-pci, David Hildenbrand, 2020/02/12
- [PATCH v2 06/16] exec: Provide owner when resizing memory region, David Hildenbrand, 2020/02/12
- [PATCH v2 07/16] memory: Add memory_region_max_size() and memory_region_is_resizable(), David Hildenbrand, 2020/02/12
- [PATCH v2 08/16] memory: Disallow resizing to 0, David Hildenbrand, 2020/02/12
- [PATCH v2 09/16] memory-device: properly deal with resizable memory regions, David Hildenbrand, 2020/02/12
- [PATCH v2 10/16] hostmem: Factor out applying settings, David Hildenbrand, 2020/02/12
- [PATCH v2 11/16] hostmem: Factor out common checks into host_memory_backend_validate(), David Hildenbrand, 2020/02/12
- [PATCH v2 12/16] hostmem: Introduce "managed-size" for memory-backend-ram, David Hildenbrand, 2020/02/12
- [PATCH v2 13/16] qmp/hmp: Expose "managed-size" for memory backends,
David Hildenbrand <=
- [PATCH v2 14/16] virtio-mem: Support for resizable memory regions, David Hildenbrand, 2020/02/12
- [PATCH v2 15/16] memory: Add region_resize() callback to memory notifier, David Hildenbrand, 2020/02/12
- [PATCH v2 16/16] kvm: Implement region_resize() for atomic memory section resizes, David Hildenbrand, 2020/02/12
- Re: [PATCH v2 00/16] Ram blocks with resizable anonymous allocations under POSIX, David Hildenbrand, 2020/02/12