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-rw-r--r--fs/debugfs/file.c56
-rw-r--r--fs/debugfs/inode.c15
2 files changed, 31 insertions, 40 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 39640fd03458..e4b430552c88 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -55,12 +55,11 @@ static u64 debugfs_u8_get(void *data)
55DEFINE_SIMPLE_ATTRIBUTE(fops_u8, debugfs_u8_get, debugfs_u8_set, "%llu\n"); 55DEFINE_SIMPLE_ATTRIBUTE(fops_u8, debugfs_u8_get, debugfs_u8_set, "%llu\n");
56 56
57/** 57/**
58 * debugfs_create_u8 - create a file in the debugfs filesystem that is used to read and write an unsigned 8 bit value. 58 * debugfs_create_u8 - create a debugfs file that is used to read and write an unsigned 8-bit value
59 *
60 * @name: a pointer to a string containing the name of the file to create. 59 * @name: a pointer to a string containing the name of the file to create.
61 * @mode: the permission that the file should have 60 * @mode: the permission that the file should have
62 * @parent: a pointer to the parent dentry for this file. This should be a 61 * @parent: a pointer to the parent dentry for this file. This should be a
63 * directory dentry if set. If this paramater is NULL, then the 62 * directory dentry if set. If this parameter is %NULL, then the
64 * file will be created in the root of the debugfs filesystem. 63 * file will be created in the root of the debugfs filesystem.
65 * @value: a pointer to the variable that the file should read to and write 64 * @value: a pointer to the variable that the file should read to and write
66 * from. 65 * from.
@@ -72,11 +71,11 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_u8, debugfs_u8_get, debugfs_u8_set, "%llu\n");
72 * This function will return a pointer to a dentry if it succeeds. This 71 * This function will return a pointer to a dentry if it succeeds. This
73 * pointer must be passed to the debugfs_remove() function when the file is 72 * pointer must be passed to the debugfs_remove() function when the file is
74 * to be removed (no automatic cleanup happens if your module is unloaded, 73 * to be removed (no automatic cleanup happens if your module is unloaded,
75 * you are responsible here.) If an error occurs, NULL will be returned. 74 * you are responsible here.) If an error occurs, %NULL will be returned.
76 * 75 *
77 * If debugfs is not enabled in the kernel, the value -ENODEV will be 76 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
78 * returned. It is not wise to check for this value, but rather, check for 77 * returned. It is not wise to check for this value, but rather, check for
79 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 78 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
80 * code. 79 * code.
81 */ 80 */
82struct dentry *debugfs_create_u8(const char *name, mode_t mode, 81struct dentry *debugfs_create_u8(const char *name, mode_t mode,
@@ -97,12 +96,11 @@ static u64 debugfs_u16_get(void *data)
97DEFINE_SIMPLE_ATTRIBUTE(fops_u16, debugfs_u16_get, debugfs_u16_set, "%llu\n"); 96DEFINE_SIMPLE_ATTRIBUTE(fops_u16, debugfs_u16_get, debugfs_u16_set, "%llu\n");
98 97
99/** 98/**
100 * debugfs_create_u16 - create a file in the debugfs filesystem that is used to read and write an unsigned 16 bit value. 99 * debugfs_create_u16 - create a debugfs file that is used to read and write an unsigned 16-bit value
101 *
102 * @name: a pointer to a string containing the name of the file to create. 100 * @name: a pointer to a string containing the name of the file to create.
103 * @mode: the permission that the file should have 101 * @mode: the permission that the file should have
104 * @parent: a pointer to the parent dentry for this file. This should be a 102 * @parent: a pointer to the parent dentry for this file. This should be a
105 * directory dentry if set. If this paramater is NULL, then the 103 * directory dentry if set. If this parameter is %NULL, then the
106 * file will be created in the root of the debugfs filesystem. 104 * file will be created in the root of the debugfs filesystem.
107 * @value: a pointer to the variable that the file should read to and write 105 * @value: a pointer to the variable that the file should read to and write
108 * from. 106 * from.
@@ -114,11 +112,11 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_u16, debugfs_u16_get, debugfs_u16_set, "%llu\n");
114 * This function will return a pointer to a dentry if it succeeds. This 112 * This function will return a pointer to a dentry if it succeeds. This
115 * pointer must be passed to the debugfs_remove() function when the file is 113 * pointer must be passed to the debugfs_remove() function when the file is
116 * to be removed (no automatic cleanup happens if your module is unloaded, 114 * to be removed (no automatic cleanup happens if your module is unloaded,
117 * you are responsible here.) If an error occurs, NULL will be returned. 115 * you are responsible here.) If an error occurs, %NULL will be returned.
118 * 116 *
119 * If debugfs is not enabled in the kernel, the value -ENODEV will be 117 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
120 * returned. It is not wise to check for this value, but rather, check for 118 * returned. It is not wise to check for this value, but rather, check for
121 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 119 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
122 * code. 120 * code.
123 */ 121 */
124struct dentry *debugfs_create_u16(const char *name, mode_t mode, 122struct dentry *debugfs_create_u16(const char *name, mode_t mode,
@@ -139,12 +137,11 @@ static u64 debugfs_u32_get(void *data)
139DEFINE_SIMPLE_ATTRIBUTE(fops_u32, debugfs_u32_get, debugfs_u32_set, "%llu\n"); 137DEFINE_SIMPLE_ATTRIBUTE(fops_u32, debugfs_u32_get, debugfs_u32_set, "%llu\n");
140 138
141/** 139/**
142 * debugfs_create_u32 - create a file in the debugfs filesystem that is used to read and write an unsigned 32 bit value. 140 * debugfs_create_u32 - create a debugfs file that is used to read and write an unsigned 32-bit value
143 *
144 * @name: a pointer to a string containing the name of the file to create. 141 * @name: a pointer to a string containing the name of the file to create.
145 * @mode: the permission that the file should have 142 * @mode: the permission that the file should have
146 * @parent: a pointer to the parent dentry for this file. This should be a 143 * @parent: a pointer to the parent dentry for this file. This should be a
147 * directory dentry if set. If this paramater is NULL, then the 144 * directory dentry if set. If this parameter is %NULL, then the
148 * file will be created in the root of the debugfs filesystem. 145 * file will be created in the root of the debugfs filesystem.
149 * @value: a pointer to the variable that the file should read to and write 146 * @value: a pointer to the variable that the file should read to and write
150 * from. 147 * from.
@@ -156,11 +153,11 @@ DEFINE_SIMPLE_ATTRIBUTE(fops_u32, debugfs_u32_get, debugfs_u32_set, "%llu\n");
156 * This function will return a pointer to a dentry if it succeeds. This 153 * This function will return a pointer to a dentry if it succeeds. This
157 * pointer must be passed to the debugfs_remove() function when the file is 154 * pointer must be passed to the debugfs_remove() function when the file is
158 * to be removed (no automatic cleanup happens if your module is unloaded, 155 * to be removed (no automatic cleanup happens if your module is unloaded,
159 * you are responsible here.) If an error occurs, NULL will be returned. 156 * you are responsible here.) If an error occurs, %NULL will be returned.
160 * 157 *
161 * If debugfs is not enabled in the kernel, the value -ENODEV will be 158 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
162 * returned. It is not wise to check for this value, but rather, check for 159 * returned. It is not wise to check for this value, but rather, check for
163 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 160 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
164 * code. 161 * code.
165 */ 162 */
166struct dentry *debugfs_create_u32(const char *name, mode_t mode, 163struct dentry *debugfs_create_u32(const char *name, mode_t mode,
@@ -219,12 +216,11 @@ static const struct file_operations fops_bool = {
219}; 216};
220 217
221/** 218/**
222 * debugfs_create_bool - create a file in the debugfs filesystem that is used to read and write a boolean value. 219 * debugfs_create_bool - create a debugfs file that is used to read and write a boolean value
223 *
224 * @name: a pointer to a string containing the name of the file to create. 220 * @name: a pointer to a string containing the name of the file to create.
225 * @mode: the permission that the file should have 221 * @mode: the permission that the file should have
226 * @parent: a pointer to the parent dentry for this file. This should be a 222 * @parent: a pointer to the parent dentry for this file. This should be a
227 * directory dentry if set. If this paramater is NULL, then the 223 * directory dentry if set. If this parameter is %NULL, then the
228 * file will be created in the root of the debugfs filesystem. 224 * file will be created in the root of the debugfs filesystem.
229 * @value: a pointer to the variable that the file should read to and write 225 * @value: a pointer to the variable that the file should read to and write
230 * from. 226 * from.
@@ -236,11 +232,11 @@ static const struct file_operations fops_bool = {
236 * This function will return a pointer to a dentry if it succeeds. This 232 * This function will return a pointer to a dentry if it succeeds. This
237 * pointer must be passed to the debugfs_remove() function when the file is 233 * pointer must be passed to the debugfs_remove() function when the file is
238 * to be removed (no automatic cleanup happens if your module is unloaded, 234 * to be removed (no automatic cleanup happens if your module is unloaded,
239 * you are responsible here.) If an error occurs, NULL will be returned. 235 * you are responsible here.) If an error occurs, %NULL will be returned.
240 * 236 *
241 * If debugfs is not enabled in the kernel, the value -ENODEV will be 237 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
242 * returned. It is not wise to check for this value, but rather, check for 238 * returned. It is not wise to check for this value, but rather, check for
243 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 239 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
244 * code. 240 * code.
245 */ 241 */
246struct dentry *debugfs_create_bool(const char *name, mode_t mode, 242struct dentry *debugfs_create_bool(const char *name, mode_t mode,
@@ -264,13 +260,11 @@ static struct file_operations fops_blob = {
264}; 260};
265 261
266/** 262/**
267 * debugfs_create_blob - create a file in the debugfs filesystem that is 263 * debugfs_create_blob - create a debugfs file that is used to read and write a binary blob
268 * used to read and write a binary blob.
269 *
270 * @name: a pointer to a string containing the name of the file to create. 264 * @name: a pointer to a string containing the name of the file to create.
271 * @mode: the permission that the file should have 265 * @mode: the permission that the file should have
272 * @parent: a pointer to the parent dentry for this file. This should be a 266 * @parent: a pointer to the parent dentry for this file. This should be a
273 * directory dentry if set. If this paramater is NULL, then the 267 * directory dentry if set. If this parameter is %NULL, then the
274 * file will be created in the root of the debugfs filesystem. 268 * file will be created in the root of the debugfs filesystem.
275 * @blob: a pointer to a struct debugfs_blob_wrapper which contains a pointer 269 * @blob: a pointer to a struct debugfs_blob_wrapper which contains a pointer
276 * to the blob data and the size of the data. 270 * to the blob data and the size of the data.
@@ -282,11 +276,11 @@ static struct file_operations fops_blob = {
282 * This function will return a pointer to a dentry if it succeeds. This 276 * This function will return a pointer to a dentry if it succeeds. This
283 * pointer must be passed to the debugfs_remove() function when the file is 277 * pointer must be passed to the debugfs_remove() function when the file is
284 * to be removed (no automatic cleanup happens if your module is unloaded, 278 * to be removed (no automatic cleanup happens if your module is unloaded,
285 * you are responsible here.) If an error occurs, NULL will be returned. 279 * you are responsible here.) If an error occurs, %NULL will be returned.
286 * 280 *
287 * If debugfs is not enabled in the kernel, the value -ENODEV will be 281 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
288 * returned. It is not wise to check for this value, but rather, check for 282 * returned. It is not wise to check for this value, but rather, check for
289 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 283 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
290 * code. 284 * code.
291 */ 285 */
292struct dentry *debugfs_create_blob(const char *name, mode_t mode, 286struct dentry *debugfs_create_blob(const char *name, mode_t mode,
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index e8ae3042b806..3ca268d2e5a2 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -162,7 +162,6 @@ static int debugfs_create_by_name(const char *name, mode_t mode,
162 162
163/** 163/**
164 * debugfs_create_file - create a file in the debugfs filesystem 164 * debugfs_create_file - create a file in the debugfs filesystem
165 *
166 * @name: a pointer to a string containing the name of the file to create. 165 * @name: a pointer to a string containing the name of the file to create.
167 * @mode: the permission that the file should have 166 * @mode: the permission that the file should have
168 * @parent: a pointer to the parent dentry for this file. This should be a 167 * @parent: a pointer to the parent dentry for this file. This should be a
@@ -182,11 +181,11 @@ static int debugfs_create_by_name(const char *name, mode_t mode,
182 * This function will return a pointer to a dentry if it succeeds. This 181 * This function will return a pointer to a dentry if it succeeds. This
183 * pointer must be passed to the debugfs_remove() function when the file is 182 * pointer must be passed to the debugfs_remove() function when the file is
184 * to be removed (no automatic cleanup happens if your module is unloaded, 183 * to be removed (no automatic cleanup happens if your module is unloaded,
185 * you are responsible here.) If an error occurs, NULL will be returned. 184 * you are responsible here.) If an error occurs, %NULL will be returned.
186 * 185 *
187 * If debugfs is not enabled in the kernel, the value -ENODEV will be 186 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
188 * returned. It is not wise to check for this value, but rather, check for 187 * returned. It is not wise to check for this value, but rather, check for
189 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 188 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
190 * code. 189 * code.
191 */ 190 */
192struct dentry *debugfs_create_file(const char *name, mode_t mode, 191struct dentry *debugfs_create_file(const char *name, mode_t mode,
@@ -221,7 +220,6 @@ EXPORT_SYMBOL_GPL(debugfs_create_file);
221 220
222/** 221/**
223 * debugfs_create_dir - create a directory in the debugfs filesystem 222 * debugfs_create_dir - create a directory in the debugfs filesystem
224 *
225 * @name: a pointer to a string containing the name of the directory to 223 * @name: a pointer to a string containing the name of the directory to
226 * create. 224 * create.
227 * @parent: a pointer to the parent dentry for this file. This should be a 225 * @parent: a pointer to the parent dentry for this file. This should be a
@@ -233,11 +231,11 @@ EXPORT_SYMBOL_GPL(debugfs_create_file);
233 * This function will return a pointer to a dentry if it succeeds. This 231 * This function will return a pointer to a dentry if it succeeds. This
234 * pointer must be passed to the debugfs_remove() function when the file is 232 * pointer must be passed to the debugfs_remove() function when the file is
235 * to be removed (no automatic cleanup happens if your module is unloaded, 233 * to be removed (no automatic cleanup happens if your module is unloaded,
236 * you are responsible here.) If an error occurs, NULL will be returned. 234 * you are responsible here.) If an error occurs, %NULL will be returned.
237 * 235 *
238 * If debugfs is not enabled in the kernel, the value -ENODEV will be 236 * If debugfs is not enabled in the kernel, the value -%ENODEV will be
239 * returned. It is not wise to check for this value, but rather, check for 237 * returned. It is not wise to check for this value, but rather, check for
240 * NULL or !NULL instead as to eliminate the need for #ifdef in the calling 238 * %NULL or !%NULL instead as to eliminate the need for #ifdef in the calling
241 * code. 239 * code.
242 */ 240 */
243struct dentry *debugfs_create_dir(const char *name, struct dentry *parent) 241struct dentry *debugfs_create_dir(const char *name, struct dentry *parent)
@@ -250,7 +248,6 @@ EXPORT_SYMBOL_GPL(debugfs_create_dir);
250 248
251/** 249/**
252 * debugfs_remove - removes a file or directory from the debugfs filesystem 250 * debugfs_remove - removes a file or directory from the debugfs filesystem
253 *
254 * @dentry: a pointer to a the dentry of the file or directory to be 251 * @dentry: a pointer to a the dentry of the file or directory to be
255 * removed. 252 * removed.
256 * 253 *