[PATCH 2/3] DMA mapping: Move SME handling to x86-specific files

Thiago Jung Bauermann bauerman at linux.ibm.com
Fri Jul 19 05:47:09 AEST 2019


Thomas Gleixner <tglx at linutronix.de> writes:

> On Fri, 12 Jul 2019, Thiago Jung Bauermann wrote:
>> diff --git a/include/linux/mem_encrypt.h b/include/linux/mem_encrypt.h
>> index b310a9c18113..f2e399fb626b 100644
>> --- a/include/linux/mem_encrypt.h
>> +++ b/include/linux/mem_encrypt.h
>> @@ -21,23 +21,11 @@
>>  
>>  #else	/* !CONFIG_ARCH_HAS_MEM_ENCRYPT */
>>  
>> -#define sme_me_mask	0ULL
>> -
>> -static inline bool sme_active(void) { return false; }
>>  static inline bool sev_active(void) { return false; }
>
> You want to move out sev_active as well, the only relevant thing is
> mem_encrypt_active(). Everything SME/SEV is an architecture detail.

I'm sure you saw it. I addressed sev_active in a separate patch.

Thanks for reviewing this series!

>> +static inline bool mem_encrypt_active(void) { return false; }
>
> Thanks,
>
> 	tglx


-- 
Thiago Jung Bauermann
IBM Linux Technology Center



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