On 9/16/19 11:16 PM, Dan Williams wrote:
On Mon, Sep 9, 2019 at 11:29 PM Aneesh Kumar K.V
wrote:
With commit: 7cc7867fb061 ("mm/devm_memremap_pages: enable sub-section remap")
pmem namespaces are remapped in 2M chunks. On architectures like ppc64 we
can map the memmap area using 16MB hugepage
On Tue, Sep 10, 2019 at 4:29 PM Aneesh Kumar K.V
wrote:
>
> With commit: 7cc7867fb061 ("mm/devm_memremap_pages: enable sub-section remap")
> pmem namespaces are remapped in 2M chunks. On architectures like ppc64 we
> can map the memmap area using 16MB hugepage size and that can cover
> a memory
On Mon, Sep 9, 2019 at 11:29 PM Aneesh Kumar K.V
wrote:
>
> With commit: 7cc7867fb061 ("mm/devm_memremap_pages: enable sub-section remap")
> pmem namespaces are remapped in 2M chunks. On architectures like ppc64 we
> can map the memmap area using 16MB hugepage size and that can cover
> a memory
With commit: 7cc7867fb061 ("mm/devm_memremap_pages: enable sub-section remap")
pmem namespaces are remapped in 2M chunks. On architectures like ppc64 we
can map the memmap area using 16MB hugepage size and that can cover
a memory range of 16G.
While enabling new pmem namespaces, since memory is