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[Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObjec
From: |
Luiz Capitulino |
Subject: |
[Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError |
Date: |
Wed, 15 Dec 2010 15:26:06 -0200 |
On Wed, 15 Dec 2010 19:18:32 +0200
Avi Kivity <address@hidden> wrote:
> On 12/15/2010 07:09 PM, Luiz Capitulino wrote:
> > On Wed, 15 Dec 2010 17:49:27 +0800
> > Lai Jiangshan<address@hidden> 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<address@hidden>
> > > ---
> > > 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?
> >
>
> I'd like to see cpu-index made optional; if not present, nmi all cpus
> (that's what the nmi button on many machines does, or at least I think
> that's what it does).
Looks like a GUI feature to me, _might_ turn out to be an undesirable
side effect to client writers. I guess I prefer a to-all-cpus argument.
- [Qemu-devel] [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Lai Jiangshan, 2010/12/15
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Luiz Capitulino, 2010/12/15
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Avi Kivity, 2010/12/15
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError,
Luiz Capitulino <=
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Markus Armbruster, 2010/12/15
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Luiz Capitulino, 2010/12/15
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Avi Kivity, 2010/12/16
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Luiz Capitulino, 2010/12/16
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Avi Kivity, 2010/12/16
- [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Luiz Capitulino, 2010/12/16
- Re: [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Markus Armbruster, 2010/12/16
- Re: [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Avi Kivity, 2010/12/16
- Re: [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Luiz Capitulino, 2010/12/16
- Re: [Qemu-devel] Re: [PATCH v3] qemu, qmp: convert do_inject_nmi() to QObject, QError, Avi Kivity, 2010/12/16