Commit c3bca8d4 authored by Dan Williams's avatar Dan Williams
Browse files

cxl/decoder: Hide physical address information from non-root 



Just like /proc/iomem, CXL physical address information is reserved for
root only.

Reviewed-by: default avatarBen Widawsky <ben.widawsky@intel.com>
Reviewed-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/164298416650.3018233.450720006145238709.stgit@dwillia2-desk3.amr.corp.intel.com


Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent 0ff0af18

drivers/cxl/core/port.c

+1 −1
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ static ssize_t start_show(struct device *dev, struct device_attribute *attr, 


	return sysfs_emit(buf, "%#llx\n", cxld->range.start);

}

static DEVICE_ATTR_RO(start);

static DEVICE_ATTR_ADMIN_RO(start);



static ssize_t size_show(struct device *dev, struct device_attribute *attr,

			char *buf)