From: Andi Kleen <ak@suse.de>
To: Avi Kivity <avi@qumranet.com>
Cc: Dan Kenigsberg <danken@qumranet.com>,
kvm-devel@lists.sf.net, qemu-devel@nongnu.org
Subject: Re: [kvm-devel] [Qemu-devel] [PATCH 3/4] Add support for HPET periodic timer.
Date: Wed, 22 Aug 2007 14:34:24 +0200 [thread overview]
Message-ID: <20070822123424.GK2642@bingen.suse.de> (raw)
In-Reply-To: <46CBDFC4.5060207@qumranet.com>
On Wed, Aug 22, 2007 at 10:03:32AM +0300, Avi Kivity wrote:
> Maybe the kernel is using the timer, so userspace can't. Just a guess.
HPET has multiple timers (variable, but typically 2 or 4). The kernel
only uses timer 0. It's possible someone else in user space is using
it though. Try lsof /dev/hpet
-Andi
next prev parent reply other threads:[~2007-08-22 11:40 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-17 23:11 [Qemu-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take 2 Luca Tettamanti
2007-08-17 23:11 ` [Qemu-devel] [PATCH 1/4] Rework alarm timer infrastrucure Luca Tettamanti
2007-08-17 23:11 ` [Qemu-devel] [PATCH 2/4] Add -clock option Luca Tettamanti
2007-08-17 23:11 ` [Qemu-devel] [PATCH 3/4] Add support for HPET periodic timer Luca Tettamanti
2007-08-21 19:24 ` Matthew Kent
2007-08-21 19:40 ` Luca
2007-08-21 20:15 ` Matthew Kent
2007-08-22 6:48 ` [kvm-devel] " Dan Kenigsberg
2007-08-22 7:03 ` Avi Kivity
2007-08-22 12:34 ` Andi Kleen [this message]
2007-08-22 21:11 ` Dan Kenigsberg
2007-08-22 22:09 ` Andi Kleen
2007-08-23 7:02 ` Dan Kenigsberg
2007-08-24 20:18 ` Luca
2007-08-25 8:24 ` Dan Kenigsberg
2007-09-03 8:40 ` GUERRAZ Francois
2007-08-17 23:11 ` [Qemu-devel] [PATCH 4/4] Add support for dynamic ticks Luca Tettamanti
2007-08-17 23:48 ` [Qemu-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take 2 Christian MICHON
2007-08-18 0:10 ` [kvm-devel] " Luca
2007-08-18 15:17 ` [Qemu-devel] Re: [kvm-devel] " Anthony Liguori
2007-08-18 16:53 ` [Qemu-devel] RE: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2 Dor Laor
2007-08-18 22:02 ` [Qemu-devel] " Luca Tettamanti
2007-08-18 23:58 ` Anthony Liguori
2007-08-19 7:36 ` [Qemu-devel] RE: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure -take2 Dor Laor
2007-08-19 8:24 ` [Qemu-devel] Re: [kvm-devel] [PATCH 0/4] Rework alarm timer infrastrucure - take2 Avi Kivity
2007-08-19 13:10 ` Jamie Lokier
2007-08-19 13:48 ` [kvm-devel] [Qemu-devel] " Avi Kivity
2007-08-19 13:57 ` Paul Brook
2007-08-19 14:07 ` Avi Kivity
2007-08-19 14:27 ` Dor Laor
2007-08-20 9:25 ` Avi Kivity
2007-08-19 17:15 ` Jamie Lokier
2007-08-19 19:29 ` [kvm-devel] [Qemu-devel] Re: [PATCH 0/4] Rework alarmtimer " Dor Laor
2007-08-19 19:30 ` [kvm-devel] [Qemu-devel] Re: [PATCH 0/4] Rework alarm timer " Avi Kivity
2007-08-19 16:52 ` [Qemu-devel] Re: [kvm-devel] " Luca
2007-08-19 19:31 ` Avi Kivity
2007-08-20 21:20 ` Luca Tettamanti
2007-08-20 21:55 ` malc
2007-08-20 22:49 ` [kvm-devel] [Qemu-devel] " Luca
2007-08-21 12:09 ` [Qemu-devel] Re: [kvm-devel] " Avi Kivity
2007-08-21 19:38 ` Luca Tettamanti
2007-08-21 19:44 ` malc
2007-08-22 5:02 ` Avi Kivity
2007-08-22 16:12 ` Luca Tettamanti
2007-08-22 16:21 ` Avi Kivity
2007-08-22 16:38 ` Luca
2007-08-22 16:45 ` Avi Kivity
2007-08-22 17:23 ` Luca
2007-08-22 17:39 ` Luca
2007-08-22 19:21 ` Luca
2007-08-22 21:35 ` [Qemu-devel] " Dor Laor
2007-08-22 22:07 ` [Qemu-devel] " Luca
2007-08-22 20:42 ` Dan Kenigsberg
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