On Fri, Dec 2, 2016 at 11:19 AM, Fabian Frederick <[email protected]> wrote: > kernel command lines like memmap=1M!512M gave no pmem outputs > without debugging. > > Signed-off-by: Fabian Frederick <[email protected]> > --- > drivers/nvdimm/namespace_devs.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c > index abe5c6b..b00045b 100644 > --- a/drivers/nvdimm/namespace_devs.c > +++ b/drivers/nvdimm/namespace_devs.c > @@ -1532,8 +1532,8 @@ struct nd_namespace_common > *nvdimm_namespace_common_probe(struct device *dev) > > size = nvdimm_namespace_capacity(ndns); > if (size < ND_MIN_NAMESPACE_SIZE) { > - dev_dbg(&ndns->dev, "%pa, too small must be at least %#x\n", > - &size, ND_MIN_NAMESPACE_SIZE); > + dev_warn(&ndns->dev, "%pa, too small must be at least %#x\n", > + &size, ND_MIN_NAMESPACE_SIZE);
This is too noisy as it will fire every time a new namespace is created since they always start out zero-sized. I'd recommend booting with libnvdimm.dyndbg on the kernel command or something similar.
