RE: [PATCH v4 07/25] ocxl: Add functions to map/unmap LPC memory

2020-04-02 Thread Alastair D'Silva
T > Sudhakar ; Hari Bathini > ; Thomas Gleixner ; Greg > Kurz ; Nicholas Piggin ; Masahiro > Yamada ; Alexey Kardashevskiy > ; Linux Kernel Mailing List ; > linuxppc-dev ; linux-nvdimm nvd...@lists.01.org>; Linux MM > Subject: Re: [PATCH v4 07/25] ocxl: Add functions to

Re: [PATCH v4 07/25] ocxl: Add functions to map/unmap LPC memory

2020-04-01 Thread Dan Williams
On Sun, Mar 29, 2020 at 10:23 PM Alastair D'Silva wrote: > > Add functions to map/unmap LPC memory > "map memory" is an overloaded term. I'm guessing this patch has nothing to do with mapping memory in the MMU. Is it updating hardware resource decoders to start claiming address space that was