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-rw-r--r--fs/proc/proc_devtree.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/fs/proc/proc_devtree.c b/fs/proc/proc_devtree.c
index fb117b74809e..9bdd077d6f55 100644
--- a/fs/proc/proc_devtree.c
+++ b/fs/proc/proc_devtree.c
@@ -81,6 +81,30 @@ void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop
81 __proc_device_tree_add_prop(pde, prop); 81 __proc_device_tree_add_prop(pde, prop);
82} 82}
83 83
84void proc_device_tree_remove_prop(struct proc_dir_entry *pde,
85 struct property *prop)
86{
87 remove_proc_entry(prop->name, pde);
88}
89
90void proc_device_tree_update_prop(struct proc_dir_entry *pde,
91 struct property *newprop,
92 struct property *oldprop)
93{
94 struct proc_dir_entry *ent;
95
96 for (ent = pde->subdir; ent != NULL; ent = ent->next)
97 if (ent->data == oldprop)
98 break;
99 if (ent == NULL) {
100 printk(KERN_WARNING "device-tree: property \"%s\" "
101 " does not exist\n", oldprop->name);
102 } else {
103 ent->data = newprop;
104 ent->size = newprop->length;
105 }
106}
107
84/* 108/*
85 * Process a node, adding entries for its children and its properties. 109 * Process a node, adding entries for its children and its properties.
86 */ 110 */