diff options
| -rw-r--r-- | drivers/md/dm-table.c | 38 | ||||
| -rw-r--r-- | include/linux/device-mapper.h | 6 |
2 files changed, 0 insertions, 44 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index fc261c81d736..51be53344214 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c | |||
| @@ -245,44 +245,6 @@ int dm_table_create(struct dm_table **result, int mode, | |||
| 245 | return 0; | 245 | return 0; |
| 246 | } | 246 | } |
| 247 | 247 | ||
| 248 | int dm_create_error_table(struct dm_table **result, struct mapped_device *md) | ||
| 249 | { | ||
| 250 | struct dm_table *t; | ||
| 251 | sector_t dev_size = 1; | ||
| 252 | int r; | ||
| 253 | |||
| 254 | /* | ||
| 255 | * Find current size of device. | ||
| 256 | * Default to 1 sector if inactive. | ||
| 257 | */ | ||
| 258 | t = dm_get_table(md); | ||
| 259 | if (t) { | ||
| 260 | dev_size = dm_table_get_size(t); | ||
| 261 | dm_table_put(t); | ||
| 262 | } | ||
| 263 | |||
| 264 | r = dm_table_create(&t, FMODE_READ, 1, md); | ||
| 265 | if (r) | ||
| 266 | return r; | ||
| 267 | |||
| 268 | r = dm_table_add_target(t, "error", 0, dev_size, NULL); | ||
| 269 | if (r) | ||
| 270 | goto out; | ||
| 271 | |||
| 272 | r = dm_table_complete(t); | ||
| 273 | if (r) | ||
| 274 | goto out; | ||
| 275 | |||
| 276 | *result = t; | ||
| 277 | |||
| 278 | out: | ||
| 279 | if (r) | ||
| 280 | dm_table_put(t); | ||
| 281 | |||
| 282 | return r; | ||
| 283 | } | ||
| 284 | EXPORT_SYMBOL_GPL(dm_create_error_table); | ||
| 285 | |||
| 286 | static void free_devices(struct list_head *devices) | 248 | static void free_devices(struct list_head *devices) |
| 287 | { | 249 | { |
| 288 | struct list_head *tmp, *next; | 250 | struct list_head *tmp, *next; |
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index a68829e274fe..ad3b787479a4 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h | |||
| @@ -252,12 +252,6 @@ void dm_table_event(struct dm_table *t); | |||
| 252 | */ | 252 | */ |
| 253 | int dm_swap_table(struct mapped_device *md, struct dm_table *t); | 253 | int dm_swap_table(struct mapped_device *md, struct dm_table *t); |
| 254 | 254 | ||
| 255 | /* | ||
| 256 | * Prepare a table for a device that will error all I/O. | ||
| 257 | * To make it active, call dm_suspend(), dm_swap_table() then dm_resume(). | ||
| 258 | */ | ||
| 259 | int dm_create_error_table(struct dm_table **result, struct mapped_device *md); | ||
| 260 | |||
| 261 | /*----------------------------------------------------------------- | 255 | /*----------------------------------------------------------------- |
| 262 | * Macros. | 256 | * Macros. |
| 263 | *---------------------------------------------------------------*/ | 257 | *---------------------------------------------------------------*/ |
