summaryrefslogtreecommitdiffstats
path: root/drivers/nvdimm/region_devs.c
diff options
context:
space:
mode:
authorDan Williams <dan.j.williams@intel.com>2019-11-12 17:13:14 -0800
committerDan Williams <dan.j.williams@intel.com>2019-11-19 09:52:12 -0800
commitbfd2e9140656a061138ecdc6a5485d5e2a7a3333 (patch)
tree30a8befd5e91306de97ece49ddce9be822ff933b /drivers/nvdimm/region_devs.c
parent153dd28647d63086dc6e1df5ee06fd0a5d6435a5 (diff)
downloadlinux-bfd2e9140656a061138ecdc6a5485d5e2a7a3333.tar.bz2
libnvdimm: Simplify root read-only definition for the 'resource' attribute
Rather than update the permission in ->is_visible() set the permission directly at declaration time. Cc: Ira Weiny <ira.weiny@intel.com> Cc: Vishal Verma <vishal.l.verma@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com> Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> Link: https://lore.kernel.org/r/157309905534.1582359.13927459228885931097.stgit@dwillia2-desk3.amr.corp.intel.com
Diffstat (limited to 'drivers/nvdimm/region_devs.c')
-rw-r--r--drivers/nvdimm/region_devs.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c
index 0afc1973e938..be3e429e86af 100644
--- a/drivers/nvdimm/region_devs.c
+++ b/drivers/nvdimm/region_devs.c
@@ -553,7 +553,7 @@ static ssize_t resource_show(struct device *dev,
return sprintf(buf, "%#llx\n", nd_region->ndr_start);
}
-static DEVICE_ATTR_RO(resource);
+static DEVICE_ATTR(resource, 0400, resource_show, NULL);
static ssize_t persistence_domain_show(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -605,12 +605,8 @@ static umode_t region_visible(struct kobject *kobj, struct attribute *a, int n)
if (!is_memory(dev) && a == &dev_attr_badblocks.attr)
return 0;
- if (a == &dev_attr_resource.attr) {
- if (is_memory(dev))
- return 0400;
- else
- return 0;
- }
+ if (a == &dev_attr_resource.attr && !is_memory(dev))
+ return 0;
if (a == &dev_attr_deep_flush.attr) {
int has_flush = nvdimm_has_flush(nd_region);