On Sun, 2010-11-14 at 09:08 +1100, Vincent McIntyre wrote:
> Hi,
> I'm trying to build on 2.6.32 (ubuntu lucid i386).
>
> I followed the instructions for building from git[1]
Shouldn't you be building from:
http://git.linuxtv.org/mchehab/new_build.git
for backward compat builds? (I'm not sure myself.)
> but I get an error I don't understand.
>
> make -C /lib/modules/2.6.32-25-3dbc39-generic/build
> SUBDIRS=/home/me/git/clones/linuxtv.org/new_build/v4l modules
> make[3]: Entering directory `/usr/src/linux-headers-2.6.32-25-3dbc39-generic'
> CC [M] /home/me/git/clones/linuxtv.org/new_build/v4l/tuner-xc2028.o
> CC [M] /home/me/git/clones/linuxtv.org/new_build/v4l/tuner-simple.o
> CC [M] /home/me/git/clones/linuxtv.org/new_build/v4l/tuner-types.o
> CC [M] /home/me/git/clones/linuxtv.org/new_build/v4l/mt20xx.o
> ...all ok so far...
> CC [M] /home/me/git/clones/linuxtv.org/new_build/v4l/flexcop-dma.o
> /home/me/git/clones/linuxtv.org/new_build/v4l/dvbdev.c:108: error:
> 'noop_llseek' undeclared here (not in a function)
noop_llseek() is a newer kernl function that provided a trivial llseek()
implmenetation for drivers that don't support llseek() but still want to
provide a successful return code:
http://lkml.org/lkml/2010/4/9/193
http://lkml.org/lkml/2010/4/9/184
> Is it that an additional backport patch may be needed here?
Yup. It looks like you need something. You'll need a patch to
implement the trivial noop_llseek() function available in the links
above.
> The kernel I am running here is Ubuntu 2.6.32-25.43-generic
> (2.6.32.21+drm33.7)
> with one tiny patch, reverting a bad change to drivers/usb/serial/ftdi_sio.c.
>
> Any advice appreciated.
Regards,
Andy
> [1] http://git.linuxtv.org/media_tree.git
> --
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