summaryrefslogtreecommitdiff
path: root/include/linux/pstore.h
diff options
context:
space:
mode:
authorOlof Johansson <olof@lixom.net>2011-12-15 22:02:34 -0800
committerOlof Johansson <olof@lixom.net>2011-12-15 22:02:34 -0800
commit02735a29d8ce882ec698803f064e17888874780c (patch)
tree6a4afa3bc8b6d4334df24910a56f77adf126b0c7 /include/linux/pstore.h
parent8d685b7f4d9c9882442bf1b492558d5f17b694fa (diff)
parent3d911ad22e8405c1a333a6812e405cb1a5ae9829 (diff)
downloadolio-linux-3.10-02735a29d8ce882ec698803f064e17888874780c.tar.xz
olio-linux-3.10-02735a29d8ce882ec698803f064e17888874780c.zip
Merge branch 'at91/defconfig' into next/cleanup
Diffstat (limited to 'include/linux/pstore.h')
-rw-r--r--include/linux/pstore.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index ea567321ae3..2ca8cde5459 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -35,10 +35,12 @@ struct pstore_info {
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);
+ 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,