On Wed, 15 Dec 2010 17:49:27 +0800
Lai Jiangshan <laijs@xxxxxxxxxxxxxx> wrote:
>
> Convert do_inject_nmi() to QObject, QError, we need to use it(via libvirt).
>
> changed from v1
> Add document.
> Add error handling when the cpu index is invalid.
>
> changed from v2
> use QERR_INVALID_PARAMETER_VALUE as Markus suggest.
>
> Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
> ---
> diff --git a/hmp-commands.hx b/hmp-commands.hx
> index 23024ba..f86d9fe 100644
> --- a/hmp-commands.hx
> +++ b/hmp-commands.hx
> @@ -724,7 +724,8 @@ ETEXI
> .args_type = "cpu_index:i",
> .params = "cpu",
> .help = "inject an NMI on the given CPU",
> - .mhandler.cmd = do_inject_nmi,
> + .user_print = monitor_user_noop,
> + .mhandler.cmd_new = do_inject_nmi,
> },
> #endif
> STEXI
> diff --git a/monitor.c b/monitor.c
> index ec31eac..3e33a96 100644
> --- a/monitor.c
> +++ b/monitor.c
> @@ -2119,7 +2119,7 @@ static void do_wav_capture(Monitor *mon, const QDict *qdict)
> #endif
>
> #if defined(TARGET_I386)
> -static void do_inject_nmi(Monitor *mon, const QDict *qdict)
> +static int do_inject_nmi(Monitor *mon, const QDict *qdict, QObject **ret_data)
> {
> CPUState *env;
> int cpu_index = qdict_get_int(qdict, "cpu_index");
> @@ -2127,8 +2127,12 @@ static void do_inject_nmi(Monitor *mon, const QDict *qdict)
> for (env = first_cpu; env != NULL; env = env->next_cpu)
> if (env->cpu_index == cpu_index) {
> cpu_interrupt(env, CPU_INTERRUPT_NMI);
> - break;
> + return 0;
> }
> +
> + qerror_report(QERR_INVALID_PARAMETER_VALUE, "cpu_index",
> + "a CPU number");
> + return -1;
> }
> #endif
>
> diff --git a/qmp-commands.hx b/qmp-commands.hx
> index e5f157f..fcb6bf2 100644
> --- a/qmp-commands.hx
> +++ b/qmp-commands.hx
> @@ -429,6 +429,33 @@ Example:
>
> EQMP
>
> +#if defined(TARGET_I386)
> + {
> + .name = "inject_nmi",
> + .args_type = "cpu_index:i",
> + .params = "cpu",
> + .help = "inject an NMI on the given CPU",
> + .user_print = monitor_user_noop,
> + .mhandler.cmd_new = do_inject_nmi,
> + },
> +#endif
> +SQMP
> +inject_nmi
> +----------
> +
> +Inject an NMI on the given CPU (x86 only).
> +
> +Arguments:
> +
> +- "cpu_index": the index of the CPU to be injected NMI (json-int)
Please, use cpu-index, that's what we're using for the human-monitor-command.
Avi, Anthony, can you please ACK this new command?
> +
> +Example:
> +
> +-> { "execute": "inject_nmi", "arguments": { "cpu_index": 0 } }
> +<- { "return": {} }
> +
> +EQMP
> +
> {
> .name = "migrate",
> .args_type = "detach:-d,blk:-b,inc:-i,uri:s",
>
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