[fonosfera] usb-serial problems with ch341
Niels van Dijk
niels at het.net.je
Tue Jun 30 21:15:18 UTC 2009
thanx a lot for you response. I'm afraid I'm not that into coding for
embedded devices that I have an idea where to change the SLAB to SLUB
could you point me there?
Joren Poll wrote:
> Hi Niels,
> When compiling another module, I also succeeded in compiling, and when
> trying to load the module, I got the same error, and when trying to
> solve it, I got a similar error, but maybe this can help you.
> In my case the problem occurred because Flipper is on my fon (not the
> rc2), and the latest fon source has a different SLAB allocator. After
> I changed the SLAB allocator to 'SLUB (Unqueued Allocator)', the
> 'malloc_sizes' changed into 'kmalloc_caches'.
> Don't know if this helps, but I have the same problem here, so when I
> know more, I will let you know.
> On Tue, Jun 30, 2009 at 12:05 AM, Niels van Dijk<niels at het.net.je> wrote:
>> Hi All,
>> I've successfully build some of the openwrt usb-serial modules. I'm now
>> trying to get these up and running.
>> The ch341 module (kmod-usb-serial-ch341_126.96.36.199-fonera2-1_mips.ipk)
>> compiles ok, but gives error upon inserting:
>> insmod: cannot insert '/lib/modules/188.8.131.52/ch341.ko': unknown symbol
>> in module (-1): No such file or directory
>> the '/lib/modules/184.108.40.206/ch341.ko' is in the right spot, so that;s not
>> it. I've also set it chmod 777 just to make sure.
>> If I reboot the fonera with the device plugged in it reports:
>> ch341: Unknown symbol malloc_sizes
>> can anyone tell me how to fix this or how to get better info on what is
>> going wrong?
>> Development mailing list
>> Development at fonosfera.org
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