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-rw-r--r--include/linux/debugfs.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index 4d0b4d1aa132..4bbe2ace972a 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -99,13 +99,18 @@ struct dentry *debugfs_create_u32_array(const char *name, umode_t mode,
99 struct dentry *parent, 99 struct dentry *parent,
100 u32 *array, u32 elements); 100 u32 *array, u32 elements);
101 101
102struct dentry *debugfs_create_devm_seqfile(struct device *dev, const char *name,
103 struct dentry *parent,
104 int (*read_fn)(struct seq_file *s,
105 void *data));
106
102bool debugfs_initialized(void); 107bool debugfs_initialized(void);
103 108
104#else 109#else
105 110
106#include <linux/err.h> 111#include <linux/err.h>
107 112
108/* 113/*
109 * We do not return NULL from these functions if CONFIG_DEBUG_FS is not enabled 114 * We do not return NULL from these functions if CONFIG_DEBUG_FS is not enabled
110 * so users have a chance to detect if there was a real error or not. We don't 115 * so users have a chance to detect if there was a real error or not. We don't
111 * want to duplicate the design decision mistakes of procfs and devfs again. 116 * want to duplicate the design decision mistakes of procfs and devfs again.
@@ -251,6 +256,15 @@ static inline struct dentry *debugfs_create_u32_array(const char *name, umode_t
251 return ERR_PTR(-ENODEV); 256 return ERR_PTR(-ENODEV);
252} 257}
253 258
259static inline struct dentry *debugfs_create_devm_seqfile(struct device *dev,
260 const char *name,
261 struct dentry *parent,
262 int (*read_fn)(struct seq_file *s,
263 void *data))
264{
265 return ERR_PTR(-ENODEV);
266}
267
254#endif 268#endif
255 269
256#endif 270#endif