On 06/08/2020 04:46 PM, Aneesh Kumar K.V wrote:
> On 6/8/20 4:31 PM, Anshuman Khandual wrote:
>> Hi Aneesh,
>>
>> On 06/08/2020 11:57 AM, Aneesh Kumar K.V wrote:
>>> Architectures can have CONFIG_TRANSPARENT_HUGEPAGE enabled but
>>> no THP support enabled based on platforms. For ex: with 4K
>>>
On 6/8/20 4:31 PM, Anshuman Khandual wrote:
Hi Aneesh,
On 06/08/2020 11:57 AM, Aneesh Kumar K.V wrote:
Architectures can have CONFIG_TRANSPARENT_HUGEPAGE enabled but
no THP support enabled based on platforms. For ex: with 4K
PAGE_SIZE ppc64 supports THP only with radix translation.
Good catch
Hi Aneesh,
On 06/08/2020 11:57 AM, Aneesh Kumar K.V wrote:
> Architectures can have CONFIG_TRANSPARENT_HUGEPAGE enabled but
> no THP support enabled based on platforms. For ex: with 4K
> PAGE_SIZE ppc64 supports THP only with radix translation.
Good catch, never hit this before.
>
> This result
Architectures can have CONFIG_TRANSPARENT_HUGEPAGE enabled but
no THP support enabled based on platforms. For ex: with 4K
PAGE_SIZE ppc64 supports THP only with radix translation.
This results in below crash when running with hash translation and
4K PAGE_SIZE.
kernel BUG at arch/powerpc/include/a