From: Ingo Molnar <mingo@elte.hu>
To: Alok Kataria <akataria@vmware.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
Dan Hecht <dhecht@vmware.com>, Tim Mann <mann@vmware.com>,
Zachary Amsden <zach@vmware.com>, Sahil Rihan <srihan@vmware.com>
Subject: Re: [RFC PATCH] x86:Use cpu_khz for loops_per_jiffy calculation
Date: Mon, 9 Jun 2008 15:11:36 +0200 [thread overview]
Message-ID: <20080609131136.GA27588@elte.hu> (raw)
In-Reply-To: <1212540069.19290.57.camel@promb-2n-dhcp368.eng.vmware.com>
* Alok Kataria <akataria@vmware.com> wrote:
> --- linux-2.6.orig/arch/x86/kernel/tsc_32.c 2008-05-27 12:28:16.000000000 -0700
> +++ linux-2.6/arch/x86/kernel/tsc_32.c 2008-06-03 17:28:46.000000000 -0700
> @@ -401,6 +401,7 @@
> void __init tsc_init(void)
> {
> int cpu;
> + u64 lpj;
>
> if (!cpu_has_tsc || tsc_disabled) {
> /* Disable the TSC in case of !cpu_has_tsc */
> @@ -421,6 +422,10 @@
> return;
> }
>
> + lpj = ((u64)cpu_khz * 1000);
> + do_div(lpj, HZ);
> + lpj_tsc = lpj;
that wont work very well as lpj_tsc is not declared.
Ingo
next prev parent reply other threads:[~2008-06-09 13:12 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-04 0:41 [RFC PATCH] x86:Use cpu_khz for loops_per_jiffy calculation Alok Kataria
2008-06-04 1:20 ` Arjan van de Ven
2008-06-04 4:01 ` Alok kataria
2008-06-04 13:16 ` Arjan van de Ven
2008-06-05 18:37 ` Alok Kataria
2008-06-20 1:22 ` Alok Kataria
2008-06-20 11:39 ` Ingo Molnar
2008-06-20 22:06 ` Alok Kataria
2008-06-23 20:54 ` Ingo Molnar
2008-06-23 23:21 ` Ingo Molnar
2008-06-23 23:34 ` Alok Kataria
2008-06-23 23:47 ` Ingo Molnar
2008-06-24 1:21 ` Alok Kataria
2008-06-24 11:54 ` Ingo Molnar
2008-06-24 17:57 ` Pavel Machek
2008-06-26 17:20 ` Alok Kataria
2008-06-26 17:35 ` Pavel Machek
2008-06-26 18:10 ` Alok Kataria
2008-06-26 22:16 ` Pavel Machek
2008-06-26 23:10 ` Alok Kataria
2008-06-27 8:12 ` Pavel Machek
2008-06-04 14:17 ` Pavel Machek
2008-06-09 13:11 ` Ingo Molnar [this message]
2008-06-09 17:55 ` Alok Kataria
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