From 6bb691ac089c39bb0aa73bdcc21ffd8c846e4ba5 Mon Sep 17 00:00:00 2001 From: Dmitry Krivenok Date: Wed, 2 Dec 2015 09:39:29 +0300 Subject: [PATCH] nvdimm: do not show pfn_seed for non pmem regions This simple change hides pfn_seed attribute for non pmem regions because they don't support pfn anyway. Signed-off-by: Dmitry V. Krivenok Signed-off-by: Dan Williams --- drivers/nvdimm/region_devs.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c index 529f3f02e7b2..3d730d1f25db 100644 --- a/drivers/nvdimm/region_devs.c +++ b/drivers/nvdimm/region_devs.c @@ -406,6 +406,9 @@ static umode_t region_visible(struct kobject *kobj, struct attribute *a, int n) struct nd_interleave_set *nd_set = nd_region->nd_set; int type = nd_region_to_nstype(nd_region); + if (!is_nd_pmem(dev) && a == &dev_attr_pfn_seed.attr) + return 0; + if (a != &dev_attr_set_cookie.attr && a != &dev_attr_available_size.attr) return a->mode; -- 2.20.1