On Tue, Jun 12, 2018 at 01:38:08PM +0000, Junyan He wrote: > He have pmem_persist and pmem_memcpy_persist stub functions. > > If no libpmem and user really specify pmem=on, we just do nothing or just > memcpy. > > Real persistent memory always require libpmem support its load/save. > > If pmem=on and without libpmem, we can think that user want to imitate > > pmem=on while the HW environment is without real persistent memory existing. > > It may help debug on some machine without real pmem.
What exactly it would help debug? Is there any difference between testing the code with pmem=off and pmem=on if libptest is unavailable? I would prefer to simply not let the user set pmem=on if libptest is not available. -- Eduardo
