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[Qemu-devel] Re: [PATCH v2 5/5] hpet 'driftfix': add code in hpet_timer(
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] Re: [PATCH v2 5/5] hpet 'driftfix': add code in hpet_timer() to compensate delayed callbacks and coalesced interrupts |
Date: |
Fri, 08 Apr 2011 18:12:32 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2011-04-08 18:08, Glauber Costa wrote:
> On Fri, 2011-04-08 at 17:54 +0200, Jan Kiszka wrote:
>>> + }
>>
>> Did I miss some change in the plan? I thought we were heading for a
>> generic, reusable driftfix tool box (or periodic timer service)? Or is
>> this intentionally an intermediate step?
>
> Which is a medium to long way in the future. There is benefit of having
> this early, since it can deliver real functionality - a reliable hpet,
> and converting to whatever the api may look like in the future.
>
Well, if the PIT and the RTC should use it as well, which is probably
rather a short term goal, we already have two more users.
Jan
--
Siemens AG, Corporate Technology, CT T DE IT 1
Corporate Competence Center Embedded Linux
[Qemu-devel] [PATCH v2 1/5] hpet 'driftfix': add hooks required to detect coalesced interrupts (x86 apic only), Ulrich Obergfell, 2011/04/08
[Qemu-devel] [PATCH v2 4/5] hpet 'driftfix': add code in update_irq() to detect coalesced interrupts (x86 apic only), Ulrich Obergfell, 2011/04/08
[Qemu-devel] [PATCH v2 5/5] hpet 'driftfix': add code in hpet_timer() to compensate delayed callbacks and coalesced interrupts, Ulrich Obergfell, 2011/04/08