Re: [PATCH v3 10/27] powerpc: Add driver for OpenCAPI Persistent Memory

2020-02-28 Thread Frederic Barrat
Le 21/02/2020 à 04:27, Alastair D'Silva a écrit : From: Alastair D'Silva This driver exposes LPC memory on OpenCAPI pmem cards as an NVDIMM, allowing the existing nvram infrastructure to be used. Namespace metadata is stored on the media itself, so scm_reserve_metadata() maps 1 section's

Re: [PATCH v3 10/27] powerpc: Add driver for OpenCAPI Persistent Memory

2020-02-27 Thread Alastair D'Silva
On Thu, 2020-02-27 at 21:44 +0100, Frederic Barrat wrote: > > Le 21/02/2020 à 04:27, Alastair D'Silva a écrit : > > From: Alastair D'Silva > > > > This driver exposes LPC memory on OpenCAPI pmem cards > > as an NVDIMM, allowing the existing nvram infrastructure > > to be used. > > > >

Re: [PATCH v3 10/27] powerpc: Add driver for OpenCAPI Persistent Memory

2020-02-27 Thread Frederic Barrat
Le 21/02/2020 à 04:27, Alastair D'Silva a écrit : From: Alastair D'Silva This driver exposes LPC memory on OpenCAPI pmem cards as an NVDIMM, allowing the existing nvram infrastructure to be used. Namespace metadata is stored on the media itself, so scm_reserve_metadata() maps 1 section's

Re: [PATCH v3 10/27] powerpc: Add driver for OpenCAPI Persistent Memory

2020-02-25 Thread Alastair D'Silva
On Wed, 2020-02-26 at 16:07 +1100, Andrew Donnellan wrote: > On 21/2/20 2:27 pm, Alastair D'Silva wrote: > > From: Alastair D'Silva > > > > This driver exposes LPC memory on OpenCAPI pmem cards > > as an NVDIMM, allowing the existing nvram infrastructure > > to be used. > > > > Namespace

Re: [PATCH v3 10/27] powerpc: Add driver for OpenCAPI Persistent Memory

2020-02-25 Thread Andrew Donnellan
On 21/2/20 2:27 pm, Alastair D'Silva wrote: From: Alastair D'Silva This driver exposes LPC memory on OpenCAPI pmem cards as an NVDIMM, allowing the existing nvram infrastructure to be used. Namespace metadata is stored on the media itself, so scm_reserve_metadata() maps 1 section's worth of

[PATCH v3 10/27] powerpc: Add driver for OpenCAPI Persistent Memory

2020-02-20 Thread Alastair D'Silva
From: Alastair D'Silva This driver exposes LPC memory on OpenCAPI pmem cards as an NVDIMM, allowing the existing nvram infrastructure to be used. Namespace metadata is stored on the media itself, so scm_reserve_metadata() maps 1 section's worth of PMEM storage at the start to hold this. The