linux-kernel - Re: [PATCH] Restore deterministic CPU accounting on powerpc

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Message-ID: <661de9470711030202x24d0186cuc96a70156ecfa23f@mail.gmail.com>
Date:	Sat, 3 Nov 2007 14:32:59 +0530
From:	"Balbir Singh" <balbir@...ux.vnet.ibm.com>
To:	"Paul Mackerras" <paulus@...ba.org>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Peter Zijlstra" <a.p.zijlstra@...llo.nl>,
	"Thomas Gleixner" <tglx@...utronix.de>,
	"Martin Schwidefsky" <schwidefsky@...ibm.com>,
	"Christian Borntraeger" <borntraeger@...ibm.com>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org
Subject: Re: [PATCH] Restore deterministic CPU accounting on powerpc

> +#ifndef CONFIG_VIRT_CPU_ACCOUNTING
> +void account_process_tick(int user_tick)
> +{
> +       if (user_tick) {
> +               account_user_time(p, jiffies_to_cputime(1));
> +               account_user_time_scaled(p, jiffies_to_cputime(1));
> +       } else {
> +               account_system_time(p, HARDIRQ_OFFSET, jiffies_to_cputime(1));
> +               account_system_time_scaled(p, jiffies_to_cputime(1));
> +       }
> +}
> +#endif
> +

Hi, Paul,

So, scaled accounting will not be available if
CONFIG_VIRT_CPU_ACCOUNTING is defined? Am I reading this correctly

Balbir Singh
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