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From: Avi Kivity <avi@redhat.com>
To: Gleb Natapov <gleb@redhat.com>
Cc: Anthony Liguori <anthony@codemonkey.ws>,
	Jan Kiszka <jan.kiszka@web.de>,
	qemu-devel <qemu-devel@nongnu.org>,
	Glauber Costa <glommer@redhat.com>,
	Ulrich Obergfell <uobergfe@redhat.com>, kvm <kvm@vger.kernel.org>
Subject: Re: [Qemu-devel] Re: [RFC: 0/2] patch for QEMU HPET periodic timer emulation to alleviate time drift
Date: Mon, 07 Feb 2011 15:51:27 +0200	[thread overview]
Message-ID: <4D4FF8DF.2070400@redhat.com> (raw)
In-Reply-To: <20110207134821.GF14984@redhat.com>

On 02/07/2011 03:48 PM, Gleb Natapov wrote:
> >
> >  That's quite pointless, since those interrupts will be coalesced by
> >  the guest.
> >
> Yes, of course, and this is what I remember happening. At this point
> interrupt de-coalescing kicks in.

Maybe a more useful API would be to supply the callback with the number 
of missed wakeups since the last callback.  The callback could then 
change the wakeup frequency to compensate, or do other clever things.  
If it needs the old behaviour, it can just execute its code in a loop.

-- 
error compiling committee.c: too many arguments to function


  reply	other threads:[~2011-02-07 13:51 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <480481933.225059.1296734409954.JavaMail.root@zmail07.collab.prod.int.phx2.redhat.com>
2011-02-03 13:43 ` [RFC: 0/2] patch for QEMU HPET periodic timer emulation to alleviate time drift Ulrich Obergfell
2011-02-03 15:28   ` Jan Kiszka
2011-02-03 20:07     ` [Qemu-devel] " Anthony Liguori
2011-02-03 21:24       ` Jan Kiszka
2011-02-04  2:06         ` Anthony Liguori
2011-02-04  8:56           ` Jan Kiszka
2011-02-07 12:34             ` Avi Kivity
2011-02-07 13:11               ` Anthony Liguori
2011-02-07 13:14                 ` Avi Kivity
2011-02-07 13:23                   ` Anthony Liguori
2011-02-07 13:34                     ` Avi Kivity
2011-02-07 13:41                     ` Gleb Natapov
2011-02-07 13:46                       ` Avi Kivity
2011-02-07 13:48                         ` Gleb Natapov
2011-02-07 13:51                           ` Avi Kivity [this message]
2011-02-07 13:54                             ` Gleb Natapov
2011-02-07 14:10                     ` Jan Kiszka
2011-02-07 14:28                       ` Anthony Liguori
2011-02-07 14:43                         ` Jan Kiszka
2011-02-07 14:54                           ` Anthony Liguori
2011-02-07 14:57                             ` Jan Kiszka
2011-02-07 15:01                               ` Anthony Liguori
2011-02-07 15:08                                 ` Jan Kiszka
2011-02-07 15:13                                 ` Avi Kivity
2011-02-07 15:17                                   ` Jan Kiszka
2011-02-07 15:29                                     ` Avi Kivity
2011-02-07 19:30                                       ` Anthony Liguori
2011-02-08  9:11                                         ` Avi Kivity
2011-02-07 15:20                                   ` Jan Kiszka
2011-02-07 15:30                                     ` Avi Kivity
2011-02-07 19:28                                     ` Anthony Liguori
2011-02-07 14:58                             ` Avi Kivity
2011-02-07 15:01                               ` Jan Kiszka
2011-02-07 15:08                                 ` Avi Kivity
2011-02-07 15:14                                   ` Jan Kiszka
2011-02-07 15:16                                     ` Avi Kivity
2011-02-07 15:22                                   ` Anthony Liguori
2011-02-07 15:18                               ` Anthony Liguori
2011-02-04  9:52           ` Ulrich Obergfell
2011-02-07 10:44       ` Ulrich Obergfell
2011-02-07 13:24       ` Anthony Liguori

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