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SubjectRe: [PATCH] sched: move CONFIG_IRQ_TIME_ACCOUNTING to common code
On Wed, Feb 01, 2012 at 11:19:49AM +0400, Dmitry Antipov wrote:
> Since CONFIG_IRQ_TIME_ACCOUNTING is architecture-agnostic,
> move it from x86 area to common code.

IIRC, it's x86 dependent now.

Thanks,
Yong

>
> Signed-off-by: Dmitry Antipov <dmitry.antipov@linaro.org>
> ---
> arch/x86/Kconfig | 11 -----------
> lib/Kconfig.debug | 11 +++++++++++
> 2 files changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 5bed94e..4759676 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -805,17 +805,6 @@ config SCHED_MC
> making when dealing with multi-core CPU chips at a cost of slightly
> increased overhead in some places. If unsure say N here.
>
> -config IRQ_TIME_ACCOUNTING
> - bool "Fine granularity task level IRQ time accounting"
> - default n
> - ---help---
> - Select this option to enable fine granularity task irq time
> - accounting. This is done by reading a timestamp on each
> - transitions between softirq and hardirq state, so there can be a
> - small performance impact.
> -
> - If in doubt, say N here.
> -
> source "kernel/Kconfig.preempt"
>
> config X86_UP_APIC
> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> index 8745ac7..d6d7afc 100644
> --- a/lib/Kconfig.debug
> +++ b/lib/Kconfig.debug
> @@ -299,6 +299,17 @@ config SCHEDSTATS
> application, you can say N to avoid the very slight overhead
> this adds.
>
> +config IRQ_TIME_ACCOUNTING
> + bool "Fine granularity task level IRQ time accounting"
> + default n
> + ---help---
> + Select this option to enable fine granularity task irq time
> + accounting. This is done by reading a timestamp on each
> + transitions between softirq and hardirq state, so there can be a
> + small performance impact.
> +
> + If in doubt, say N here.
> +
> config TIMER_STATS
> bool "Collect kernel timers statistics"
> depends on DEBUG_KERNEL && PROC_FS
> --
> 1.7.7.6
>
> --
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