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From: Valdis.Kletnieks@vt.edu
To: Denys Vlasenko <vda.linux@googlemail.com>
Cc: linux-arch@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Russell King <rmk@arm.linux.org.uk>,
	David Howells <dhowells@redhat.com>,
	Ralf Baechle <ralf@linux-mips.org>,
	Lennert Buytenhek <kernel@wantstofly.org>,
	Josh Boyer <jwboyer@linux.vnet.ibm.com>,
	Paul Mackerras <paulus@samba.org>,
	David Woodhouse <dwmw2@infradead.org>,
	Andi Kleen <andi@firstfloor.org>,
	torvalds@linux-foundation.org,
	Paul Gortmaker <paul.gortmaker@windriver.com>,
	linux-embedded@vger.kernel.org, linux-kernel@vger.kernel.org,
	Tim Bird <tim.bird@am.sony.com>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Dave Miller <davem@davemloft.net>
Subject: Re: [PATCH 1/23] make section names compatible with -ffunction-sections -fdata-sections
Date: Tue, 01 Jul 2008 18:56:13 -0400	[thread overview]
Message-ID: <60320.1214952973@turing-police.cc.vt.edu> (raw)
In-Reply-To: Your message of "Wed, 02 Jul 2008 02:33:48 +0200." <200807020233.48646.vda.linux@googlemail.com>

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On Wed, 02 Jul 2008 02:33:48 +0200, Denys Vlasenko said:

> The purpose of these patches is to make kernel buildable
> with "gcc -ffunction-sections -fdata-sections".
> 
> Newer gcc and binutils can do dead code and data removal
> at link time. It is achieved using combination of
> -ffunction-sections -fdata-sections options for gcc and
> --gc-sections for ld.

Interesting idea.  Do you happen to have before-and-after 'size vmlinux'
numbers to show how much space is actually reclaimed?

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  reply	other threads:[~2008-07-01 22:56 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-02  0:33 [PATCH 1/23] make section names compatible with -ffunction-sections -fdata-sections Denys Vlasenko
2008-07-01 22:56 ` Valdis.Kletnieks [this message]
2008-07-01 22:56   ` Valdis.Kletnieks
2008-07-02  0:03   ` Denys Vlasenko
2008-07-02  0:03     ` Denys Vlasenko
2008-07-02  0:33 ` Denys Vlasenko
2008-07-02  1:28 ` Eduard - Gabriel Munteanu
2008-07-02  1:28   ` Eduard - Gabriel Munteanu
2008-07-02  4:30 ` Andrew Morton
2008-07-02  7:09   ` Denys Vlasenko
2008-07-02  7:09     ` Denys Vlasenko

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