X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=include%2Flinux%2Fpstore.h;h=2ca8cde5459d3445b2897c02d58ac2d12dba5bba;hp=ea567321ae3c3b2ac02967680f99de1687f99982;hb=f6f828513290;hpb=a0a4194c943bc64dd7b6e26cccb036cb26b81363

diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index ea567321ae3c..2ca8cde5459d 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,