From: Sam Ravnborg <sam@ravnborg.org>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: lib-y vs EXPORT_SYMBOL: who wins?
Date: Tue, 25 Sep 2007 08:13:28 +0200 [thread overview]
Message-ID: <20070925061328.GA10029@uranus.ravnborg.org> (raw)
In-Reply-To: <1190696865.27805.317.camel@localhost.localdomain>
On Tue, Sep 25, 2007 at 03:07:44PM +1000, Rusty Russell wrote:
> Various files under lib/ are linked into a .a so they only get linked if
> needed. But many of these functions are also EXPORT_SYMBOL()ed.
>
> This doesn't really make sense: if it's exported it really needs to be
> present. Certain configurations can hit this (lguest uses kasprintf,
> and can be a module).
>
> We could do something hacky and try to figure out if any modules need
> the symbols, which screws modules built later, but is no worse than a
> CONFIG_-based solution.
>
> Or to we just move all the exported functions out of the .a?
I am all for killing lib-y altogether. But do not want to sacrify
kernel bloat for this.
hch suggested a bit of Kconfig tricekery and that seems
like an OK plan to me.
But I'm not in a position to do the detective work at the moment -
feed up with oter stuff for now.
Sam
prev parent reply other threads:[~2007-09-25 6:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-25 5:07 lib-y vs EXPORT_SYMBOL: who wins? Rusty Russell
2007-09-25 6:13 ` Sam Ravnborg [this message]
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