From: Avi Kivity <avi@redhat.com>
To: "Kevin O'Connor" <kevin@koconnor.net>
Cc: Gerd Hoffmann <kraxel@redhat.com>,
seabios@seabios.org, kvm@vger.kernel.org
Subject: Re: [PATCH v2] add acpi pmtimer support
Date: Tue, 04 Sep 2012 19:28:49 +0300 [thread overview]
Message-ID: <50462C41.5010602@redhat.com> (raw)
In-Reply-To: <20120902204243.GC1814@morn.localdomain>
On 09/02/2012 11:42 PM, Kevin O'Connor wrote:
> On Tue, Aug 14, 2012 at 07:29:19AM +0200, Gerd Hoffmann wrote:
>> This patch makes seabios use the acpi pmtimer instead of tsc for
>> timekeeping. The pmtimer has a fixed frequency and doesn't need
>> calibration, thus it doesn't suffer from calibration errors due to a
>> loaded host machine.
>
> The patch looks okay to me, but is it still needed? (I recall seeing
> something on the kvm list about a bug fix to the main timer.)
Timing will always be fragile in a vm, so I think this can make things
more robust.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2012-09-04 16:29 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-14 5:29 [PATCH v2] add acpi pmtimer support Gerd Hoffmann
2012-09-02 20:42 ` Kevin O'Connor
2012-09-04 16:28 ` Avi Kivity [this message]
2012-09-05 5:27 ` Gerd Hoffmann
2012-09-05 15:39 ` [SeaBIOS] " Don Slutz
2012-09-06 5:56 ` Gerd Hoffmann
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