Re: [ptxdist] Empty modules.dep after kernel update

["Matthias Klein" <matthias.klein@optimeas.de>]

Hello Michael,

thanks a lot for the tip!

It was the modules compression which was turned on ...


Best regards,
Matthias

------ Originalnachricht ------
Von: "Michael Olbrich" <m.olbrich@pengutronix.de>
An: ptxdist@pengutronix.de
Gesendet: 22.11.2017 14:14:39
Betreff: Re: [ptxdist] Empty modules.dep after kernel update

>Hi,
>
>On Wed, Nov 22, 2017 at 12:27:28PM +0000, Matthias Klein wrote:
>>  I am working on a kernel update from 4.4 to 4.14 in our ptxdist 
>>2016.04
>>  based BSP.
>>
>>  The kernel builds fine, but the modules.dep file is zero bytes long.
>>  I updated libkmod.make from version 22 to 24, but that did not help.
>>
>>  When I run the depmod from sysroot-host/sbin/ by hand it finds no 
>>symbols:
>>
>>  ./depmod -a -n -b ~/bsp/platform-xxx/root 4.14.1-00003-gb5f7a9a47e0b
>>  # Aliases extracted from modules themselves.
>>  # Soft dependencies extracted from modules themselves.
>>  # Aliases for symbols, used by symbol_request().
>>
>>  If I run the same with the old 4.4 path I get a lot of symbols / 
>>output
>>  ./depmod -a -n -b ~/bsp/platform-xxx/root 4.4.79
>>
>>
>>  Does anyone have an idea what could be wrong, or what I can check?
>
>Does it work with 'depmod' from your host system? Maybe you enabled 
>module
>compression fo 4.14? That's currently disabled in host-libkmod.
>
>Michael
>
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