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Diffstat (limited to 'include/linux/debugfs.h')
-rw-r--r--include/linux/debugfs.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index d6c4cc9ecc77..1fdb4343af9c 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -128,6 +128,8 @@ void debugfs_create_atomic_t(const char *name, umode_t mode,
struct dentry *parent, atomic_t *value);
struct dentry *debugfs_create_bool(const char *name, umode_t mode,
struct dentry *parent, bool *value);
+void debugfs_create_str(const char *name, umode_t mode,
+ struct dentry *parent, char **value);
struct dentry *debugfs_create_blob(const char *name, umode_t mode,
struct dentry *parent,
@@ -156,6 +158,9 @@ ssize_t debugfs_read_file_bool(struct file *file, char __user *user_buf,
ssize_t debugfs_write_file_bool(struct file *file, const char __user *user_buf,
size_t count, loff_t *ppos);
+ssize_t debugfs_read_file_str(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos);
+
#else
#include <linux/err.h>
@@ -297,6 +302,11 @@ static inline struct dentry *debugfs_create_bool(const char *name, umode_t mode,
return ERR_PTR(-ENODEV);
}
+static inline void debugfs_create_str(const char *name, umode_t mode,
+ struct dentry *parent,
+ char **value)
+{ }
+
static inline struct dentry *debugfs_create_blob(const char *name, umode_t mode,
struct dentry *parent,
struct debugfs_blob_wrapper *blob)
@@ -348,6 +358,13 @@ static inline ssize_t debugfs_write_file_bool(struct file *file,
return -ENODEV;
}
+static inline ssize_t debugfs_read_file_str(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ return -ENODEV;
+}
+
#endif
/**