linux-kernel - Re: [PATCH] x86: add show

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Message-ID: <20090928180201.GH5264@lenovo>
Date:	Mon, 28 Sep 2009 22:02:01 +0400
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: add show_lapic=

[Yinghai Lu - Mon, Sep 28, 2009 at 10:46:54AM -0700]
| On Mon, Sep 28, 2009 at 9:07 AM, Cyrill Gorcunov <gorcunov@...il.com> wrote:
...
| >
| > -__apicdebuginit(int) print_all_ICs(void)
| > +static int __initdata show_lapic = 1;
| > +static __init int setup_show_lapic(char *arg)
| > +{
| > +       int num = -1;
| > +
| > +       if (strcmp(arg, "all") == 0) {
| > +               show_lapic = CONFIG_NR_CPUS;
| 
| NR_CPUS or nr_cpu_ids?

NR_CPUS as far as I can tell -- maximal to not exit for() loop until end.
nr_cpu_ids safe here as well, but constant is better :)

| 
| YH
| 
	-- Cyrill
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