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-rw-r--r--fs/sysfs/group.c10
-rw-r--r--include/linux/sysfs.h8
2 files changed, 14 insertions, 4 deletions
diff --git a/fs/sysfs/group.c b/fs/sysfs/group.c
index e142bac4f9f8..e1e639f515a0 100644
--- a/fs/sysfs/group.c
+++ b/fs/sysfs/group.c
@@ -36,6 +36,9 @@ static umode_t __first_visible(const struct attribute_group *grp, struct kobject
if (grp->attrs && grp->attrs[0] && grp->is_visible)
return grp->is_visible(kobj, grp->attrs[0], 0);
+ if (grp->attrs && grp->attrs[0] && grp->is_visible_const)
+ return grp->is_visible_const(kobj, grp->attrs[0], 0);
+
if (grp->bin_attrs && grp->bin_attrs[0] && grp->is_bin_visible)
return grp->is_bin_visible(kobj, grp->bin_attrs[0], 0);
@@ -61,8 +64,11 @@ static int create_files(struct kernfs_node *parent, struct kobject *kobj,
*/
if (update)
kernfs_remove_by_name(parent, (*attr)->name);
- if (grp->is_visible) {
- mode = grp->is_visible(kobj, *attr, i);
+ if (grp->is_visible || grp->is_visible_const) {
+ if (grp->is_visible)
+ mode = grp->is_visible(kobj, *attr, i);
+ else
+ mode = grp->is_visible_const(kobj, *attr, i);
mode &= ~SYSFS_GROUP_INVISIBLE;
if (!mode)
continue;
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index 9cef5bf24ba7..592886ed6ca9 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -104,8 +104,12 @@ do { \
*/
struct attribute_group {
const char *name;
- umode_t (*is_visible)(struct kobject *,
- struct attribute *, int);
+ __SYSFS_FUNCTION_ALTERNATIVE(
+ umode_t (*is_visible)(struct kobject *,
+ struct attribute *, int);
+ umode_t (*is_visible_const)(struct kobject *,
+ const struct attribute *, int);
+ );
umode_t (*is_bin_visible)(struct kobject *,
const struct bin_attribute *, int);
size_t (*bin_size)(struct kobject *,