From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Blue Swirl <blauwirbel@gmail.com>,
Paul Brook <paul@codesourcery.com>,
Gleb Natapov <gleb@redhat.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] Re: [Bug 599958] Re: Timedrift problems with Win7: hpet missing time drift fixups
Date: Mon, 05 Jul 2010 16:42:06 +0300 [thread overview]
Message-ID: <4C31E12E.6090300@redhat.com> (raw)
In-Reply-To: <4C31DD24.6080500@siemens.com>
On 07/05/2010 04:24 PM, Jan Kiszka wrote:
>
> But how to deal with multiple acks per input due to multiple open
> outputs (not just to different CPUs)?
That will be very rare (i.e. guest bug).
> We either need to enable the
> router to filter redundant information or support the injection source
> with processing all acks properly.
>
> And is there some scenario where the time-keeping device is sharing its
> IRQ line with some other device? De-coalescing workarounds would not
> work then if they were notifier based.
>
In that case the timekeeping device needs to expose some kind of
register the guest reads, to distinguish among the various sources. If
that's the case, then the qemu timekeeping code can look at accesses to
this register instead of acks/deliveries.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2010-07-05 13:42 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-29 21:18 [Qemu-devel] [Bug 599958] [NEW] Timedrift problems with Win7 + qemu-kvm Lucas Meneghel Rodrigues
2010-06-29 21:18 ` [Qemu-devel] [Bug 599958] " Lucas Meneghel Rodrigues
2010-06-29 21:18 ` Lucas Meneghel Rodrigues
2010-06-29 21:19 ` Lucas Meneghel Rodrigues
2010-06-29 21:45 ` Anthony Liguori
2010-06-29 21:53 ` Lucas Meneghel Rodrigues
2010-06-30 14:17 ` Lucas Meneghel Rodrigues
2010-06-30 14:38 ` [Qemu-devel] [Bug 599958] Re: Timedrift problems with Win7: hpet missing time drift fixups Anthony Liguori
2010-07-01 7:13 ` [Qemu-devel] " Jan Kiszka
2010-07-01 8:19 ` Gleb Natapov
2010-07-01 15:45 ` Paul Brook
2010-07-01 18:50 ` Anthony Liguori
2010-07-01 21:40 ` Paul Brook
2010-07-03 7:39 ` Jan Kiszka
2010-07-03 7:49 ` Blue Swirl
2010-07-03 7:55 ` Jan Kiszka
2010-07-04 22:06 ` Paul Brook
2010-07-05 6:39 ` Jan Kiszka
2010-07-05 6:42 ` Gleb Natapov
2010-07-05 6:49 ` Jan Kiszka
2010-07-05 7:00 ` Gleb Natapov
2010-07-05 7:36 ` Jan Kiszka
2010-07-05 8:47 ` Avi Kivity
2010-07-05 9:07 ` Jan Kiszka
2010-07-05 9:09 ` Gleb Natapov
2010-07-05 9:23 ` Avi Kivity
2010-07-05 11:13 ` Jan Kiszka
2010-07-05 11:40 ` Avi Kivity
2010-07-05 12:16 ` Jan Kiszka
2010-07-05 12:20 ` Gleb Natapov
2010-07-05 13:24 ` Jan Kiszka
2010-07-05 13:42 ` Avi Kivity [this message]
2010-07-05 13:44 ` Gleb Natapov
2010-07-05 12:23 ` Avi Kivity
2010-07-05 13:28 ` Jan Kiszka
2010-07-05 13:47 ` Avi Kivity
2010-07-05 17:12 ` Blue Swirl
2010-07-05 17:32 ` Jan Kiszka
2010-07-05 17:45 ` Avi Kivity
2010-07-01 18:42 ` Anthony Liguori
2010-06-30 15:40 ` [Qemu-devel] " Lucas Meneghel Rodrigues
2013-10-01 9:34 ` Ben A
2013-10-01 15:56 ` Gleb Natapov
2013-10-01 16:23 ` Ben "Root" Anderson
2013-10-01 16:33 ` Gleb Natapov
2013-10-01 16:36 ` Ben "Root" Anderson
2013-10-01 16:47 ` Gleb Natapov
2013-10-01 9:35 ` Ben A
2014-06-15 23:31 ` AndCycle
2019-05-22 7:27 ` Thomas Huth
2019-05-24 14:58 ` Lucas Meneghel Rodrigues
2019-07-24 4:17 ` Launchpad Bug Tracker
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