From: "Randy.Dunlap" <rddunlap@osdl.org>
To: "shesha bhushan" <bhushan_vadulas@hotmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Exporting Kernel Symbols
Date: Thu, 13 Feb 2003 12:26:10 -0800 [thread overview]
Message-ID: <20030213122610.07bbadff.rddunlap@osdl.org> (raw)
In-Reply-To: <F131jJLAiVXqMLhudPJ0001e073@hotmail.com>
On Thu, 13 Feb 2003 20:22:48 +0000
"shesha bhushan" <bhushan_vadulas@hotmail.com> wrote:
| Hi,
| I have written a new function in linux/fs/read_write.c and I want to make
| the function avaliable to other kernel modules loaded using insmod.
| He is what I did:
| 1. Wrore the func my_func() in linux/fs/read_write.c
| 2. Used the macro EXPORT_SYMBOL(my_func) inside linux/fs/read_write.c
| 3. Have a signature of my_func in my_func.h
| 4. Include my_func.h in linux/fs/read_write.c and my_driver.c
| 5. Recompiled the kernel
| 6. Compiler my_driver as loadable module.
| 7. Brought my new kernel Up.
| 8 . Insmod my_driver.o
| Here I get the error "Unresolved symbol my_func"
| Can any one clarify this.
For what kernel version?
In 2.4.20, e.g., in linux/fs/Makefile, change the following line:
export-objs := filesystems.o open.o dcache.o buffer.o
to include read_write.o
--
~Randy
next prev parent reply other threads:[~2003-02-13 20:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-13 20:22 shesha bhushan
2003-02-13 20:26 ` Randy.Dunlap [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-02-13 21:10 shesha bhushan
2003-02-13 20:35 shesha bhushan
2002-01-28 13:13 exporting kernel symbols kumar M
2002-01-28 13:22 ` Keith Owens
2002-01-27 15:16 kumar M
2002-01-27 23:37 ` Keith Owens
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