[PATCH v11 0/3] mm, x86, powerpc: Enhancements to Memory Protection Keys.

Michael Ellerman mpe at ellerman.id.au
Thu Feb 1 13:55:21 AEDT 2018


Ingo Molnar <mingo at kernel.org> writes:

> * Ram Pai <linuxram at us.ibm.com> wrote:
>
>> This patch series provides arch-neutral enhancements to
>> enable memory-keys on new architecutes, and the corresponding
>> changes in x86 and powerpc specific code to support that.
>> 
>> a) Provides ability to support upto 32 keys.  PowerPC
>> 	can handle 32 keys and hence needs this.
>> 
>> b) Arch-neutral code; and not the arch-specific code,
>>    determines the format of the string, that displays the key
>>    for each vma in smaps.
>> 
>> PowerPC implementation of memory-keys is now in powerpc/next tree.
>> https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=next&id=92e3da3cf193fd27996909956c12a23c0333da44
>
> All three patches look sane to me. If you would like to carry these generic bits 
> in the PowerPC tree as well then:
>
>   Reviewed-by: Ingo Molnar <mingo at kernel.org>

Thanks.

I'll put them in powerpc next and probably send to Linus next week in a
2nd pull request for 4.16.

cheers


More information about the Linuxppc-dev mailing list