linux-kernel - Re: [PATCH v2] kthread: Export kthread functions

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Message-ID: <alpine.DEB.2.11.1508010918230.3825@nanos>
Date:	Sat, 1 Aug 2015 09:20:22 +0200 (CEST)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	yalin wang <yalin.wang2010@...il.com>
cc:	Neil Horman <nhorman@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	David Kershner <david.kershner@...sys.com>, tj@...nel.org,
	laijs@...fujitsu.com, nacc@...ux.vnet.ibm.com, mingo@...hat.com,
	open list <linux-kernel@...r.kernel.org>,
	jes.sorensen@...hat.com, sparmaintainer@...sys.com
Subject: Re: [PATCH v2] kthread: Export kthread functions

On Sat, 1 Aug 2015, yalin wang wrote:
> size   built-in.o*
>   text	   data	    bss	    dec	    hex	filename
> 743937	  50786	  56008	 850731	  cfb2b	built-in.o        // with the patch
> 744069	  50786	  56008	 850863	  cfbaf	built-in.o_old  // with out the patch

Not all architectures/compilers are giving the same results.

> i think size command is not suitable to calculate kernel image, maybe it just
> calculate formal section which name like   .data  .text   etc..

Nonsense. .text is .text no matter what.

Anyway, it's not going to change.

Thanks,

	tglx
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