[Pvfs2-users] Kernel Module - Compilation error

Murali Vilayannur vilayann at mcs.anl.gov
Mon May 15 17:46:09 EDT 2006


Hi Peng,
Yep, It looks like you would have to use CVS for the time being instead of
the 1.4 release on FC5
since we did not have configure checks for update_atime() etc in the
release.
Thanks,
Murali


On Mon, 15 May 2006, Peng Gu wrote:

> My systems are installed with FC5 official release. On my systems, "#
> uname -r " says 2.6.15-1.2054_FC5smp. With this in mind, I installed
> the corresponding kernel source using "rpm -ivh
> kernel-smp-devel-2.6.15-1.2054_FC5.i686.rpm".
>
> And then I created a link to it:
> # ln -s /usr/src/kernels/2.6.15-1.2054_FC5-smp-i686  /usr/src/kernels/linux-2.6
>
> At this point, I ran the pvfs2 configure tool
> #./configure --with-kernel=/usr/src/kernels/linux-2.6
>
> After all these steps,  insmod still complains:
>
> #insmod src/kernel/linux-2.6/pvfs2.ko
> insmod: error inserting
> '/usr/src/pvfs2/src/kernel/linux-2.6/pvfs2.ko': -1 Unknown symbol in
> module
>
> And here is the related message from "# dmesg":
> pvfs2: Unknown symbol update_atime
>
> The good news is that: the insmod problem disappears when I build the cvs tree.
> The PVFS2 version string was 1.4.1pre1-2006-05-15-212716.
>
> Thanks,
> Peng
>
>
> On 5/15/06, Murali Vilayannur <vilayann at mcs.anl.gov> wrote:
> > Hi Peng,
> > Can you point configure to the running kernel's headers/source/build
> > directory and see if things work? You could see this error because of an
> > incorrect path to --with-kernel..
> > Murali
> >
> > On Mon, 15 May 2006, Peng Gu wrote:
> >
> > > Follow up: dmesg complains the same thing when building directly from
> > > the CVS tree.
> > >
> > >
> >
>
>


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