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From: Peter Xu <peterx@redhat.com>
To: Markus Armbruster <armbru@redhat.com>
Cc: qemu-devel@nongnu.org,
	"Dr . David Alan Gilbert" <dgilbert@redhat.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"Marc-André Lureau" <marcandre.lureau@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v9 5/7] monitor: remove event_clock_type
Date: Fri, 8 Jun 2018 11:54:04 +0800	[thread overview]
Message-ID: <20180608035404.GV750@xz-mi> (raw)
In-Reply-To: <878t7qu0o9.fsf@dusky.pond.sub.org>

On Thu, Jun 07, 2018 at 04:32:54PM +0200, Markus Armbruster wrote:
> Peter Xu <peterx@redhat.com> writes:
> 
> > Instead, use a dynamic function to detect which clock we'll use.  The
> > problem is that the old code will let monitor initialization depends on
> > qtest_enabled().  After this change, we don't have such a dependency any
> > more.
> >
> > Suggested-by: Markus Armbruster <armbru@redhat.com>
> > Signed-off-by: Peter Xu <peterx@redhat.com>
> > ---
> >  monitor.c | 21 ++++++++++++---------
> >  1 file changed, 12 insertions(+), 9 deletions(-)
> >
> > diff --git a/monitor.c b/monitor.c
> > index 2504696d76..bd9ab5597f 100644
> > --- a/monitor.c
> > +++ b/monitor.c
> > @@ -282,8 +282,6 @@ QmpCommandList qmp_commands, qmp_cap_negotiation_commands;
> >  
> >  Monitor *cur_mon;
> >  
> > -static QEMUClockType event_clock_type = QEMU_CLOCK_REALTIME;
> > -
> >  static void monitor_command_cb(void *opaque, const char *cmdline,
> >                                 void *readline_opaque);
> >  
> > @@ -310,6 +308,15 @@ static inline bool monitor_is_hmp_non_interactive(const Monitor *mon)
> >      return !monitor_is_qmp(mon) && !monitor_uses_readline(mon);
> >  }
> >  
> > +static inline QEMUClockType monitor_get_clock(void)
> > +{
> > +    if (qtest_enabled()) {
> > +        return QEMU_CLOCK_VIRTUAL;
> > +    } else {
> > +        return QEMU_CLOCK_REALTIME;
> > +    }
> 
> Suggest the more laconic
> 
>        return qtest_enabled() ? QEMU_CLOCK_VIRTUAL : QEMU_CLOCK_REALTIME;
> 
> A comment explaining why we want QEMU_CLOCK_VIRTUAL would be nice.

Will do.

-- 
Peter Xu

  reply	other threads:[~2018-06-08  3:54 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-29  5:57 [Qemu-devel] [PATCH v9 0/7] monitor: let Monitor be thread safe Peter Xu
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 1/7] monitor: rename out_lock to mon_lock Peter Xu
2018-06-07 14:24   ` Markus Armbruster
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 2/7] monitor: protect mon->fds with mon_lock Peter Xu
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 3/7] monitor: more comments on lock-free elements Peter Xu
2018-05-30 16:26   ` Stefan Hajnoczi
2018-06-07 14:26   ` Markus Armbruster
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 4/7] monitor: fix comment for monitor_lock Peter Xu
2018-05-30 16:29   ` Stefan Hajnoczi
2018-06-07 14:27   ` Markus Armbruster
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 5/7] monitor: remove event_clock_type Peter Xu
2018-05-30 16:35   ` Stefan Hajnoczi
2018-05-31  4:11     ` Peter Xu
2018-05-31  8:23       ` Stefan Hajnoczi
2018-05-31  8:30         ` Peter Xu
2018-06-07 14:32   ` Markus Armbruster
2018-06-08  3:54     ` Peter Xu [this message]
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 6/7] monitor: move init global earlier Peter Xu
2018-05-30 16:37   ` Stefan Hajnoczi
2018-06-07 14:33   ` Markus Armbruster
2018-05-29  5:57 ` [Qemu-devel] [PATCH v9 7/7] monitor: add lock to protect mon_fdsets Peter Xu
2018-05-30 16:39   ` Stefan Hajnoczi
2018-06-07 14:38   ` Markus Armbruster

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