From: Takashi Iwai <tiwai@suse.de>
To: Valdis.Kletnieks@vt.edu
Cc: Kyle McMartin <kyle@infradead.org>,
rusty@rustcorp.com.au, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] module: kzalloc mod->ref
Date: Wed, 14 Jan 2009 21:37:18 +0100 [thread overview]
Message-ID: <s5h63khei9t.wl%tiwai@suse.de> (raw)
In-Reply-To: <24465.1231961348@turing-police.cc.vt.edu>
At Wed, 14 Jan 2009 14:29:08 -0500,
Valdis.Kletnieks@vt.edu wrote:
>
> On Wed, 14 Jan 2009 17:25:31 +0100, Takashi Iwai said:
>
> > We can use nr_cpu_ids instead of NR_CPUS.
> > For a machine like 4096 CPUs, such an amount of memory is like a
> > peanut :)
>
> It's not peanuts if you're dealing with a distro kernel that's essentially
> forced to compile with NR_CPUS=<some moby integer>, but booting on a single or
> dual core system with possibly not even 1G of memory.
My suggestion above is to use nr_cpu_ids, which is the actual number
of CPUs, not a constant like NR_CPUS.
Takashi
next prev parent reply other threads:[~2009-01-14 20:37 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-14 3:35 Kyle McMartin
2009-01-14 5:54 ` [PATCHv2] " Kyle McMartin
2009-01-14 9:09 ` [PATCH] " Takashi Iwai
2009-01-14 15:58 ` Kyle McMartin
2009-01-14 16:25 ` Takashi Iwai
2009-01-14 19:29 ` Valdis.Kletnieks
2009-01-14 20:37 ` Takashi Iwai [this message]
2009-01-14 20:53 ` Kyle McMartin
2009-01-14 17:51 ` richard kennedy
2009-01-14 18:17 ` Kyle McMartin
[not found] ` <200901151303.20006.rusty@rustcorp.com.au>
2009-01-25 15:52 ` Richard Kennedy
[not found] ` <200901151521.47326.rusty@rustcorp.com.au>
2009-01-15 6:03 ` Kyle McMartin
[not found] ` <200901261751.21817.rusty@rustcorp.com.au>
2009-01-27 1:36 ` Rusty Russell
2009-01-27 1:58 ` Tejun Heo
2009-01-27 13:15 ` Ingo Molnar
2009-01-28 12:24 ` Rusty Russell
2009-01-14 10:15 ` richard kennedy
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