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Re: [Qemu-devel] [PATCH v2 3/9] qom: Implement qom-set HMP command
From: |
Gonglei |
Subject: |
Re: [Qemu-devel] [PATCH v2 3/9] qom: Implement qom-set HMP command |
Date: |
Fri, 13 Mar 2015 09:34:10 +0800 |
User-agent: |
Mozilla/5.0 (Windows NT 6.1; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 2015/3/13 0:43, Andreas Färber wrote:
> Re-implemented based on qmp_qom_set() to facilitate argument parsing.
>
> Warn about ambiguous path arguments.
>
> Signed-off-by: Andreas Färber <address@hidden>
> ---
> hmp-commands.hx | 13 +++++++++++++
> hmp.c | 21 +++++++++++++++++++++
> hmp.h | 1 +
> 3 files changed, 35 insertions(+)
>
>
Reviewed-by: Gonglei <address@hidden>
> diff --git a/hmp-commands.hx b/hmp-commands.hx
> index c3b93d6..1a6cd3e 100644
> --- a/hmp-commands.hx
> +++ b/hmp-commands.hx
> @@ -1671,6 +1671,19 @@ Print QOM properties of object at location @var{path}
> ETEXI
>
> {
> + .name = "qom-set",
> + .args_type = "path:s,property:s,value:s",
> + .params = "path property value",
> + .help = "set QOM property",
> + .mhandler.cmd = hmp_qom_set,
> + },
> +
> +STEXI
> address@hidden qom-set @var{path} @var{property} @var{value}
> +Set QOM property @var{property} of object at location @var{path} to value
> @var{value}
> +ETEXI
> +
> + {
> .name = "info",
> .args_type = "item:s?",
> .params = "[subcommand]",
> diff --git a/hmp.c b/hmp.c
> index f6df075..811f9a3 100644
> --- a/hmp.c
> +++ b/hmp.c
> @@ -1878,3 +1878,24 @@ void hmp_qom_list(Monitor *mon, const QDict *qdict)
> }
> hmp_handle_error(mon, &err);
> }
> +
> +void hmp_qom_set(Monitor *mon, const QDict *qdict)
> +{
> + const char *path = qdict_get_str(qdict, "path");
> + const char *property = qdict_get_str(qdict, "property");
> + const char *value = qdict_get_str(qdict, "value");
> + Error *err = NULL;
> + bool ambiguous = false;
> + Object *obj;
> +
> + obj = object_resolve_path(path, &ambiguous);
> + if (obj == NULL) {
> + error_set(&err, QERR_DEVICE_NOT_FOUND, path);
> + } else {
> + if (ambiguous) {
> + monitor_printf(mon, "Warning: Path '%s' is ambiguous\n", path);
> + }
> + object_property_parse(obj, value, property, &err);
> + }
> + hmp_handle_error(mon, &err);
> +}
> diff --git a/hmp.h b/hmp.h
> index 18c0f52..44049e8 100644
> --- a/hmp.h
> +++ b/hmp.h
> @@ -96,6 +96,7 @@ void hmp_object_del(Monitor *mon, const QDict *qdict);
> void hmp_info_memdev(Monitor *mon, const QDict *qdict);
> void hmp_info_memory_devices(Monitor *mon, const QDict *qdict);
> void hmp_qom_list(Monitor *mon, const QDict *qdict);
> +void hmp_qom_set(Monitor *mon, const QDict *qdict);
> void object_add_completion(ReadLineState *rs, int nb_args, const char *str);
> void object_del_completion(ReadLineState *rs, int nb_args, const char *str);
> void device_add_completion(ReadLineState *rs, int nb_args, const char *str);
>
- [Qemu-devel] [PATCH v2 0/9] qom: HMP commands to supersede info qtree, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 1/9] scripts: Add qom-tree script, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 3/9] qom: Implement qom-set HMP command, Andreas Färber, 2015/03/12
- Re: [Qemu-devel] [PATCH v2 3/9] qom: Implement qom-set HMP command,
Gonglei <=
- [Qemu-devel] [PATCH v2 5/9] qapi: Stub out StringOutputVisitor struct support, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 4/9] qom: Implement info qom-tree HMP command, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 9/9] qdev: Move owner-less IRQs to /machine/unattached, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 2/9] qom: Implement qom-list HMP command, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 7/9] qom: Add verbose option to info qom-tree HMP command, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 6/9] qom: Implement qom-get HMP command, Andreas Färber, 2015/03/12
- [Qemu-devel] [PATCH v2 8/9] memory: Move owner-less MemoryRegions to /machine/unattached, Andreas Färber, 2015/03/12