Re: [RFC PATCH v4] ppc/spapr: Add support for H_SCM_PERFORMANCE_STATS hcall

2021-05-26 Thread David Gibson
On Wed, May 26, 2021 at 08:30:57AM +0530, Vaibhav Jain wrote: > Add support for H_SCM_PERFORMANCE_STATS described at [1] for > spapr nvdimms. This enables guest to fetch performance stats[2] like > expected life of an nvdimm ('MemLife ') etc and display them to the > user. Linux kernel support for

[RFC PATCH v4] ppc/spapr: Add support for H_SCM_PERFORMANCE_STATS hcall

2021-05-25 Thread Vaibhav Jain
Add support for H_SCM_PERFORMANCE_STATS described at [1] for spapr nvdimms. This enables guest to fetch performance stats[2] like expected life of an nvdimm ('MemLife ') etc and display them to the user. Linux kernel support for fetching these performance stats and exposing them to the user-space w