[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 5/6] QMP: query-status: Add 'io-status' key
From: |
Luiz Capitulino |
Subject: |
[Qemu-devel] [PATCH 5/6] QMP: query-status: Add 'io-status' key |
Date: |
Thu, 1 Sep 2011 15:37:54 -0300 |
Contains the I/O status for the given device. The key is only present
if the device supports it and the VM is configured to stop on errors.
Please, check the documentation being added in this commit for more
information.
Signed-off-by: Luiz Capitulino <address@hidden>
---
block.c | 15 ++++++++++++++-
qmp-commands.hx | 5 +++++
2 files changed, 19 insertions(+), 1 deletions(-)
diff --git a/block.c b/block.c
index c54caf2..77579b6 100644
--- a/block.c
+++ b/block.c
@@ -1865,6 +1865,12 @@ void bdrv_info_print(Monitor *mon, const QObject *data)
qlist_iter(qobject_to_qlist(data), bdrv_print_dict, mon);
}
+static const char *const io_status_name[BDRV_IOS_MAX] = {
+ [BDRV_IOS_OK] = "ok",
+ [BDRV_IOS_FAILED] = "failed",
+ [BDRV_IOS_ENOSPC] = "nospace",
+};
+
void bdrv_info(Monitor *mon, QObject **ret_data)
{
QList *bs_list;
@@ -1874,15 +1880,16 @@ void bdrv_info(Monitor *mon, QObject **ret_data)
QTAILQ_FOREACH(bs, &bdrv_states, list) {
QObject *bs_obj;
+ QDict *bs_dict;
bs_obj = qobject_from_jsonf("{ 'device': %s, 'type': 'unknown', "
"'removable': %i, 'locked': %i }",
bs->device_name, bs->removable,
bs->locked);
+ bs_dict = qobject_to_qdict(bs_obj);
if (bs->drv) {
QObject *obj;
- QDict *bs_dict = qobject_to_qdict(bs_obj);
obj = qobject_from_jsonf("{ 'file': %s, 'ro': %i, 'drv': %s, "
"'encrypted': %i }",
@@ -1897,6 +1904,12 @@ void bdrv_info(Monitor *mon, QObject **ret_data)
qdict_put_obj(bs_dict, "inserted", obj);
}
+
+ if (bdrv_iostatus_is_enabled(bs)) {
+ qdict_put(bs_dict, "io-status",
+ qstring_from_str(io_status_name[bs->iostatus]));
+ }
+
qlist_append_obj(bs_list, bs_obj);
}
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 1fbda8c..c045043 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -1143,6 +1143,9 @@ Each json-object contain the following:
"tftp", "vdi", "vmdk", "vpc", "vvfat"
- "backing_file": backing file name (json-string, optional)
- "encrypted": true if encrypted, false otherwise (json-bool)
+- "io-status": I/O operation status, only present if the device supports it
+ and the VM is configured to stop on errors
(json_string,optional)
+ - Possible values: "ok", "failed", "nospace"
Example:
@@ -1150,6 +1153,7 @@ Example:
<- {
"return":[
{
+ "io-status": "ok",
"device":"ide0-hd0",
"locked":false,
"removable":false,
@@ -1162,6 +1166,7 @@ Example:
"type":"unknown"
},
{
+ "io-status": "ok",
"device":"ide1-cd0",
"locked":false,
"removable":true,
--
1.7.7.rc0.72.g4b5ea
- [Qemu-devel] [PATCH v1 0/6]: block: Add I/O status support, Luiz Capitulino, 2011/09/01
- [Qemu-devel] [PATCH 1/6] block: Keep track of devices' I/O status, Luiz Capitulino, 2011/09/01
- [Qemu-devel] [PATCH 2/6] virtio: Support I/O status, Luiz Capitulino, 2011/09/01
- [Qemu-devel] [PATCH 3/6] ide: Support I/O status, Luiz Capitulino, 2011/09/01
- [Qemu-devel] [PATCH 4/6] scsi: Support I/O status, Luiz Capitulino, 2011/09/01
- [Qemu-devel] [PATCH 5/6] QMP: query-status: Add 'io-status' key,
Luiz Capitulino <=
- [Qemu-devel] [PATCH 6/6] HMP: Print 'io-status' information, Luiz Capitulino, 2011/09/01
- Re: [Qemu-devel] [PATCH v1 0/6]: block: Add I/O status support, Luiz Capitulino, 2011/09/09
- Re: [Qemu-devel] [PATCH v1 0/6]: block: Add I/O status support, Kevin Wolf, 2011/09/19