linux-kernel - Re: [PATCH] iwl-debug: Shrink object by using dev

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Date:	Thu, 17 Nov 2011 19:14:16 -0800
From:	"Guy, Wey-Yi" <wey-yi.w.guy@...el.com>
To:	Joe Perches <joe@...ches.com>
Cc:	Intel Linux Wireless <ilw@...ux.intel.com>,
	"John W. Linville" <linville@...driver.com>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] iwl-debug: Shrink object by using dev_err and
 deduplicating formats

On Thu, 2011-11-17 at 17:46 -0800, Joe Perches wrote:
> Using dev_err instead of dev_printk(KERN_ERR uses fewer
> arguments and is a bit smaller.
> 
> Deduplicating formats used by IWL_DEBUG_QUIET_RFKILL also
> makes the object a bit smaller.
>  
> Neatened the macros, used ##__VA_ARGS__.
> 
> $ size drivers/net/wireless/iwlwifi/built-in.o*
>    text	   data	    bss	    dec	    hex	filename
>  462652	   8646	  92576	 563874	  89aa2	drivers/net/wireless/iwlwifi/built-in.o.new
>  467557	   8646	  92592	 568795	  8addb	drivers/net/wireless/iwlwifi/built-in.o.old
> 
> Signed-off-by: Joe Perches <joe@...ches.com>
Acked-by: Wey-Yi Guy <wey-yi.w.guy@...el.com>
> ---
> \

very interesting. Thanks

Wey


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