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From: Takashi Iwai <tiwai@suse.de>
To: Kyle McMartin <kyle@infradead.org>
Cc: rusty@rustcorp.com.au, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] module: kzalloc mod->ref
Date: Wed, 14 Jan 2009 10:09:59 +0100	[thread overview]
Message-ID: <s5hmydufe3c.wl%tiwai@suse.de> (raw)
In-Reply-To: <20090114033533.GL25103@bombadil.infradead.org>

At Tue, 13 Jan 2009 22:35:33 -0500,
Kyle McMartin wrote:
> 
> From: Kyle McMartin <kyle@redhat.com>
> 
> Dynamically allocate mod->ref instead of fixing it in the struct module.
> Reduces on disk space wasted in the module .ko, and kills a loop
> initializing the local_t it contains since we can just kzalloc it.
> 
> This matters when we're talking about large NR_CPUS.
> 
> Signed-off-by: Kyle McMartin <kyle@redhat.com>
> ---
> The patch removing cacheline_aligned from struct module_ref should be
> applied as well to cut down on the amount of memory we allocate. This
> patch makes a nice stopgap until we have per_cpu module references.
> 
> cheers, Kyle

Similar patches (including mine) have been already posted, but no
proceed until now...
	http://lkml.org/lkml/2008/11/11/315


thanks,

Takashi

  parent reply	other threads:[~2009-01-14  9:10 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 ` Takashi Iwai [this message]
2009-01-14 15:58   ` [PATCH] " Kyle McMartin
2009-01-14 16:25     ` Takashi Iwai
2009-01-14 19:29       ` Valdis.Kletnieks
2009-01-14 20:37         ` Takashi Iwai
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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