[alsa-devel] REGRESSION: Webcam mic for 145f:015b not longer working with 1.0.24 and above (OK with 1.0.23)

[Daniel Mack]

On 29.08.2012 18:03, Kostas wrote:
> On 29/08/2012 03:12 μμ, Daniel Mack wrote:
>> On 29.08.2012 14:04, Kostas wrote:
>>> On 29/08/2012 09:23 πμ, Daniel Mack wrote:
>>>> On 29.08.2012 02:13, Kostas wrote:
>> [...]
>>
>>>>> Command git bisect good 1.0.23 gives me the output
>>>>> fatal: Needed a single revision
>>>>> Bad rev input: 1.0.23
>>>>>
>>>>> How can i figure out the revision number?
>>>>>
>>>> When working with the kernel git, you have to take the kernel version
>>>> numbers.
>>>>
>>> Sorry i really can't understand what to do.
>>> The steps i did were
>>> git clone git://git.alsa-project.org/alsa-kernel.git alsa-kernel
>>> git bisect start alsa-kernel/
>>> git bisect bad
>>> git bisect good (Here i don't know what number to give)
>>>
>>> I will keep reading because the whole thing is interesting to me...but 
>>> for now i can't understand anything.
>> No problem. According to your dmesg logs, kernel 2.6.38 was working for
>> you, and 3.2.0 isn't.
>>
>> First, clone the mainline Linux git:
>>
>>   git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
>>   cd linux
>>
>> Test again that 2.6.38 is working:
>>
>>   git checkout v2.6.38
>>   compile + test
>>
>> test again that 3.2.0 is not working:
>>
>>   git checkout v3.2
>>   compile and test
>>
>> Then do the bisect:
>>
>>   git bisect start
>>   git bisect good v2.6.38
>>   git bisect bad v3.2
>>
>> Compile and test each step the bisect drops you to, and then call either
>> "git bisect good" or "git bisect bad". If a step cannot be compiled or
>> tested, call "git bisect skip".
>>
>> If all goes well, you will be told which commit is the first one that
>> does not work anymore.
>>
>>
>> Daniel
>>
>>
>>
>>
> I can't compile the kernel from git source.
> After i enter the command|CONCURRENCY_LEVEL=`getconf _NPROCESSORS_ONLN`
> fakeroot make-kpkg --initrd --append-to-version=-custom kernel_image
> kernel_headers
> |i get after a while this error
> 
> /tmp/ccCeI2GY.s: Assembler messages:
> /tmp/ccCeI2GY.s: Error: .size expression for do_hypervisor_callback does
> not evaluate to a constant
> make[3]: *** [arch/x86/kernel/entry_64.o] Error 1
> make[2]: *** [arch/x86/kernel] Error 2
> make[1]: *** [arch/x86] Error 2
> make[1]: *** Waiting for unfinished jobs....
>   LD      init/mounts.o
>   LD      init/built-in.o
> make[1]: Leaving directory `/home/kostas/linux'
> make: *** [debian/stamp/build/kernel] Error 2
> 
> 
> 

Set CONFIG_XEN=n in your .config