From: "Américo Wang" <xiyou.wangcong@gmail.com>
To: Alex Bennee <kernel-hacker@bennee.com>
Cc: lkml <linux-kernel@vger.kernel.org>
Subject: Re: Problems using EXPORT_SYMBOL with lib/flex_array
Date: Thu, 2 Dec 2010 00:19:27 +0800 [thread overview]
Message-ID: <20101201161927.GC9337@hack> (raw)
In-Reply-To: <AANLkTim=srU8kv-DwL4jgwRS-yH8WN34PgCqsijZvYeV@mail.gmail.com>
On Wed, Dec 01, 2010 at 01:20:30PM +0000, Alex Bennee wrote:
>On 1 December 2010 12:05, Alex Bennee <kernel-hacker@bennee.com> wrote:
>> Hi,
>>
>> I want to be able to use the flex_array functions in my module so I
>> wanted to EXPORT_SYMBOL the API.
>> <snip>
>> Am I being a
>> little dim or is there some other magic foo that needs doing to add an
>> export to a library function?
>
>It turns out for library code there is. If the .o is only included in
>the lib-y section then it will never get scanned for exported kernel
>symbols. Tweaking the lib/Makefile so obj-y included flex_array.o did
>the trick.
>
>I'm unsure if this behaviour is what is wanted?
>
Yes, but not sure about flex_array.o.
Which functions in flex_array.c do you need in your module anyway?
--
Live like a child, think like the god.
next prev parent reply other threads:[~2010-12-01 16:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-01 12:05 Problems using EXPORT_SYMBOL with lib/flex_array Alex Bennee
2010-12-01 13:20 ` Alex Bennee
2010-12-01 16:19 ` Américo Wang [this message]
2010-12-01 17:33 ` Alex Bennee
2010-12-02 1:16 ` [patch] flex_array: export symbols to modules David Rientjes
2010-12-02 6:30 ` Paul Mundt
2010-12-02 6:57 ` Américo Wang
2010-12-02 6:56 ` Paul Mundt
2010-12-02 23:44 ` [patch v2] " David Rientjes
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