From: ydroneaud@opteya.com (Yann Droneaud)
To: kernelnewbies@lists.kernelnewbies.org
Subject: building kernel modules for linux differnet version
Date: Tue, 11 Mar 2014 17:40:50 +0100 [thread overview]
Message-ID: <1394556050.3257.66.camel@localhost.localdomain> (raw)
In-Reply-To: <CAK25hWP7Tkk8n87Jfxyhw0BwwxiLHPkRFXx25uBDdipPYE5cbw@mail.gmail.com>
Hi,
Le mardi 11 mars 2014 ? 21:16 +0530, Saket Sinha a ?crit :
>
> I have a scenario where I need to build a driver for
> different kernel versions.
> I have kernel-headers of different version in /lib/modules/
> 2.6.32-xxxx
> 2.6.39-xxxx
>
> and currently I am booted into 2.6.32-xxxx(which I find out by uname -r)
>
You don't need to boot on a specific kernel version to build external
module for it.
> Now in my driver makefile, I generate .ko of driver
> make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules
>
> but I notice that the driver .ko gets generated for 2.6.39-xxxx though
> I am booted into 2.6.32-xxxx. Can anyone help me figure out why this
> is happening?
>
Could you check that /lib/modules/2.6.32-xxxx/build is not a symbolic
link to linux 2.6.39-xxxx sources ?
Regards.
--
Yann Droneaud
OPTEYA
next prev parent reply other threads:[~2014-03-11 16:40 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-11 15:46 building kernel modules for linux differnet version Saket Sinha
2014-03-11 16:40 ` Yann Droneaud [this message]
2014-03-11 17:12 ` Saket Sinha
2014-03-11 17:39 ` Yann Droneaud
2014-03-11 18:13 ` Saket Sinha
2014-03-11 18:41 ` Laurent Navet
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