From: Andi Kleen <ak@suse.de>
To: Sergey Vlasov <vsu@altlinux.ru>
Cc: Arjan van de Ven <arjan@infradead.org>,
linux-x86_64@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] x86_64: Do not use -ffunction-sections for modules
Date: Wed, 21 Jun 2006 18:41:33 +0200 [thread overview]
Message-ID: <200606211841.33220.ak@suse.de> (raw)
In-Reply-To: <11509074684035-git-send-email-vsu@altlinux.ru>
The correct mailing list is still discuss@x86-64.org
On Thursday 01 January 1970 01:00, Sergey Vlasov wrote:
> Currently CONFIG_REORDER uses -ffunction-sections for all code;
> however, creating a separate section for each function is not useful
> for modules and just adds bloat.
You mean the ELF files are larger? .text/.data size shouldn't
change in theory.
> Moving this option from CFLAGS to
> CFLAGS_KERNEL shrinks module object files (e.g., the module tree for a
> kernel built with most drivers as modules shrinked from 54M to 46M),
> and decreases the number of sysfs files in /sys/module/*/sections/
> directories.
Thanks applied.
-Andi
next parent reply other threads:[~2006-06-21 16:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <11509074684035-git-send-email-vsu@altlinux.ru>
2006-06-21 16:41 ` Andi Kleen [this message]
2006-06-21 16:51 ` [PATCH] x86_64: Do not use -ffunction-sections for modules Sergey Vlasov
2006-06-21 16:54 ` Andi Kleen
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