Re: [PATCH 2/2] drivers/dax/kmem: give a warning if CONFIG_DEV_DAX_PMEM_COMPAT is enabled

2019-08-22 Thread Verma, Vishal L
On Thu, 2019-08-22 at 14:55 -0400, Jeff Moyer wrote: > > When using daxctl to online memory, you already get the following > message: > > libdaxctl: daxctl_dev_disable: dax0.0: error: device model is dax-class > > That's still not very helpful. It would be better if the message > suggested a fi

Re: [PATCH 2/2] drivers/dax/kmem: give a warning if CONFIG_DEV_DAX_PMEM_COMPAT is enabled

2019-08-22 Thread Jeff Moyer
Jia He writes: > commit c221c0b0308f ("device-dax: "Hotplug" persistent memory for use > like normal RAM") helps to add persistent memory as normal RAM blocks. > But this driver doesn't work if CONFIG_DEV_DAX_PMEM_COMPAT is enabled. > > Here is the debugging call trace when CONFIG_DEV_DAX_PMEM_CO

[PATCH 2/2] drivers/dax/kmem: give a warning if CONFIG_DEV_DAX_PMEM_COMPAT is enabled

2019-08-16 Thread Jia He
commit c221c0b0308f ("device-dax: "Hotplug" persistent memory for use like normal RAM") helps to add persistent memory as normal RAM blocks. But this driver doesn't work if CONFIG_DEV_DAX_PMEM_COMPAT is enabled. Here is the debugging call trace when CONFIG_DEV_DAX_PMEM_COMPAT is enabled. [4.44