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Merge branch 'linux-next' of git://git.infradead.org/ubi-2.6

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* 'linux-next' of git://git.infradead.org/ubi-2.6: (21 commits)
  UBI: add reboot notifier
  UBI: handle more error codes
  UBI: fix multiple spelling typos
  UBI: fix kmem_cache_free on error patch
  UBI: print amount of reserved PEBs
  UBI: improve messages in the WL worker
  UBI: make gluebi a separate module
  UBI: remove built-in gluebi
  UBI: add notification API
  UBI: do not switch to R/O mode on read errors
  UBI: fix and clean-up error paths in WL worker
  UBI: introduce new constants
  UBI: fix race condition
  UBI: minor serialization fix
  UBI: do not panic if volume check fails
  UBI: add dump_stack in checking code
  UBI: fix races in I/O debugging checks
  UBI: small debugging code optimization
  UBI: improve debugging messages
  UBI: re-name volumes_mutex to device_mutex
  ...
This commit is contained in:
Linus Torvalds
2009-06-17 09:48:30 -07:00
parent b7c142dbf1 d9dd0887cc
commit b069e8ed4d
13 changed files with 921 additions and 334 deletions
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include/linux/mtd/ubi.h
+37
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@@ -132,6 +132,39 @@ struct ubi_device_info {
dev_t cdev;
};
/*
* enum - volume notification types.
* @UBI_VOLUME_ADDED: volume has been added
* @UBI_VOLUME_REMOVED: start volume volume
* @UBI_VOLUME_RESIZED: volume size has been re-sized
* @UBI_VOLUME_RENAMED: volume name has been re-named
* @UBI_VOLUME_UPDATED: volume name has been updated
*
* These constants define which type of event has happened when a volume
* notification function is invoked.
*/
enum {
UBI_VOLUME_ADDED,
UBI_VOLUME_REMOVED,
UBI_VOLUME_RESIZED,
UBI_VOLUME_RENAMED,
UBI_VOLUME_UPDATED,
};
/*
* struct ubi_notification - UBI notification description structure.
* @di: UBI device description object
* @vi: UBI volume description object
*
* UBI notifiers are called with a pointer to an object of this type. The
* object describes the notification. Namely, it provides a description of the
* UBI device and UBI volume the notification informs about.
*/
struct ubi_notification {
struct ubi_device_info di;
struct ubi_volume_info vi;
};
/* UBI descriptor given to users when they open UBI volumes */
struct ubi_volume_desc;
@@ -141,6 +174,10 @@ void ubi_get_volume_info(struct ubi_volume_desc *desc,
struct ubi_volume_desc *ubi_open_volume(int ubi_num, int vol_id, int mode);
struct ubi_volume_desc *ubi_open_volume_nm(int ubi_num, const char *name,
int mode);
int ubi_register_volume_notifier(struct notifier_block *nb,
int ignore_existing);
int ubi_unregister_volume_notifier(struct notifier_block *nb);
void ubi_close_volume(struct ubi_volume_desc *desc);
int ubi_leb_read(struct ubi_volume_desc *desc, int lnum, char *buf, int offset,
int len, int check);