diff options
Diffstat (limited to 'include/linux/pstore.h')
| -rw-r--r-- | include/linux/pstore.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/linux/pstore.h b/include/linux/pstore.h index cc03bbf5c4b..2ca8cde5459 100644 --- a/include/linux/pstore.h +++ b/include/linux/pstore.h @@ -32,15 +32,17 @@ enum pstore_type_id { struct pstore_info { struct module *owner; char *name; - struct mutex buf_mutex; /* serialize access to 'buf' */ + spinlock_t buf_lock; /* serialize access to 'buf' */ char *buf; size_t bufsize; + struct mutex read_mutex; /* serialize open/read/close */ int (*open)(struct pstore_info *psi); int (*close)(struct pstore_info *psi); ssize_t (*read)(u64 *id, enum pstore_type_id *type, - struct timespec *time, struct pstore_info *psi); - u64 (*write)(enum pstore_type_id type, unsigned int part, - size_t size, struct pstore_info *psi); + struct timespec *time, char **buf, + struct pstore_info *psi); + int (*write)(enum pstore_type_id type, u64 *id, + unsigned int part, size_t size, struct pstore_info *psi); int (*erase)(enum pstore_type_id type, u64 id, struct pstore_info *psi); void *data; |