Re: [PATCH 3.11-rc1] crypto: Fix boot failure duetomoduledependency.

[Tetsuo Handa]

Tim Chen wrote:
> > Therefore, I think possible solutions are either
> > 
> >   (a) built-in the dependent modules
> > 
> >       # grep crc /lib/modules/3.11.0-rc1+/modules.dep
> >       kernel/drivers/scsi/sd_mod.ko: kernel/lib/crc-t10dif.ko
> >       kernel/lib/crc-t10dif.ko:
> 
> This approach will increase kernel size for those who are not using
> t10dif so some people may object.  
> BTW, The PCLMULQDQ version does not need to be build in.

sd_mod.ko must choose one from versions available as of loading sd_mod.ko.
Although it is not needed to built-in the PCLMULQDQ version for fixing the boot
failure, it is needed to built-in the PCLMULQDQ version for getting performance
improvement when PCLMULQDQ is supported.

> Your approach is quite complicated.  I think something simpler like the
> following will work:

We cannot benefit from PCLMULQDQ. Is it acceptable for you?
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