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

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

Reviewed-by: Ben Widawsky <ben.widawsky@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/164298416650.3018233.450720006145238709.stgit@dwillia2-desk3.amr.corp.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2022-01-23 16:29:26 -08:00
parent 0ff0af1821
commit c3bca8d4bb
1 changed files with 1 additions and 1 deletions
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2
drivers/cxl/core/port.c
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@ -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)