[PATCH] libnvdimm, region: quiet region probe

From: Dan Williams
Date: Sat Apr 07 2018 - 11:01:03 EST


The message about constraining number of online cpus to be less than or
equal to ND_MAX_LANES (256) is only useful for block-aperture
configurations and BTT. Make it debug since its only relevant when
debugging performance.

Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
---
drivers/nvdimm/region.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/nvdimm/region.c b/drivers/nvdimm/region.c
index 034f0a07d627..b9ca0033cc99 100644
--- a/drivers/nvdimm/region.c
+++ b/drivers/nvdimm/region.c
@@ -27,10 +27,10 @@ static int nd_region_probe(struct device *dev)
if (nd_region->num_lanes > num_online_cpus()
&& nd_region->num_lanes < num_possible_cpus()
&& !test_and_set_bit(0, &once)) {
- dev_info(dev, "online cpus (%d) < concurrent i/o lanes (%d) < possible cpus (%d)\n",
+ dev_dbg(dev, "online cpus (%d) < concurrent i/o lanes (%d) < possible cpus (%d)\n",
num_online_cpus(), nd_region->num_lanes,
num_possible_cpus());
- dev_info(dev, "setting nr_cpus=%d may yield better libnvdimm device performance\n",
+ dev_dbg(dev, "setting nr_cpus=%d may yield better libnvdimm device performance\n",
nd_region->num_lanes);
}