From: cov@codeaurora.org (Christopher Covington)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/3] arm_arch_timer: introduce arch_timer_stolen_ticks
Date: Wed, 01 May 2013 16:36:14 -0400 [thread overview]
Message-ID: <51817CBE.4050003@codeaurora.org> (raw)
In-Reply-To: <1367436460-10183-1-git-send-email-stefano.stabellini@eu.citrix.com>
Hi Stefano,
On 05/01/2013 03:27 PM, Stefano Stabellini wrote:
> Introduce a function, called arch_timer_stolen_ticks, called from the
> arch_timer interrupt handler to account for stolen ticks.
[...]
> diff --git a/arch/arm/include/asm/arch_timer.h b/arch/arm/include/asm/arch_timer.h
> index 7ade91d..30db413 100644
> --- a/arch/arm/include/asm/arch_timer.h
> +++ b/arch/arm/include/asm/arch_timer.h
> @@ -13,6 +13,11 @@
> int arch_timer_of_register(void);
> int arch_timer_sched_clock_init(void);
>
> +/* per-platform function to calculate stolen ticks (clock cycles stolen
> + * to the vcpu by the hypervisor).
Stolen from the vcpu by the hypervisor?
Is the hypervisor adjusting the Virtual Offset Register?
[...]
Thanks,
Christopher
--
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by the Linux Foundation.
next prev parent reply other threads:[~2013-05-01 20:36 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-01 19:27 [PATCH 0/3] xen/arm: account for stolen ticks Stefano Stabellini
2013-05-01 19:27 ` [PATCH 1/3] arm_arch_timer: introduce arch_timer_stolen_ticks Stefano Stabellini
2013-05-01 20:36 ` Christopher Covington [this message]
2013-05-02 8:19 ` [Xen-devel] " Ian Campbell
2013-05-02 21:33 ` Christopher Covington
2013-05-03 10:43 ` Stefano Stabellini
2013-05-03 10:54 ` Marc Zyngier
2013-05-05 16:47 ` Stefano Stabellini
2013-05-06 14:55 ` Christopher Covington
2013-05-06 14:35 ` Konrad Rzeszutek Wilk
2013-05-07 16:17 ` Christopher Covington
2013-05-08 11:19 ` Stefano Stabellini
2013-05-08 11:48 ` Christopher Covington
2013-05-01 19:27 ` [PATCH 2/3] xen: move do_stolen_accounting to drivers/xen/time.c Stefano Stabellini
2013-05-02 8:19 ` [Xen-devel] " Ian Campbell
2013-05-02 18:49 ` Christopher Covington
2013-05-03 8:26 ` [Xen-devel] " Ian Campbell
2013-05-03 10:29 ` Stefano Stabellini
2013-05-01 19:27 ` [PATCH 3/3] xen/arm: account for stolen ticks Stefano Stabellini
2013-05-02 8:21 ` [Xen-devel] " Ian Campbell
2013-05-02 10:38 ` Stefano Stabellini
2013-05-02 10:48 ` Ian Campbell
2013-05-02 10:54 ` Stefano Stabellini
2013-05-02 11:02 ` Ian Campbell
2013-05-02 11:04 ` Stefano Stabellini
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