fuse: Update to 2.9.4

Change-Id: I0877c624531286f47da29a7ab16c7ff3cfac0090
diff --git a/fuse/include/fuse_lowlevel.h b/fuse/include/fuse_lowlevel.h
index 36cf26d..6971f73 100644
--- a/fuse/include/fuse_lowlevel.h
+++ b/fuse/include/fuse_lowlevel.h
@@ -462,7 +462,7 @@
 	 * @param off offset to read from
 	 * @param fi file information
 	 */
-	void (*read) (fuse_req_t req, fuse_ino_t ino, size_t size, off64_t off,
+	void (*read) (fuse_req_t req, fuse_ino_t ino, size_t size, loff_t off,
 		      struct fuse_file_info *fi);
 
 	/**
@@ -489,7 +489,7 @@
 	 * @param fi file information
 	 */
 	void (*write) (fuse_req_t req, fuse_ino_t ino, const char *buf,
-		       size_t size, off64_t off, struct fuse_file_info *fi);
+		       size_t size, loff_t off, struct fuse_file_info *fi);
 
 	/**
 	 * Flush method
@@ -612,7 +612,7 @@
 	 * @param off offset to continue reading the directory stream
 	 * @param fi file information
 	 */
-	void (*readdir) (fuse_req_t req, fuse_ino_t ino, size_t size, off64_t off,
+	void (*readdir) (fuse_req_t req, fuse_ino_t ino, size_t size, loff_t off,
 			 struct fuse_file_info *fi);
 
 	/**
@@ -941,7 +941,7 @@
 	 * @param fi file information
 	 */
 	void (*write_buf) (fuse_req_t req, fuse_ino_t ino,
-			   struct fuse_bufvec *bufv, off64_t off,
+			   struct fuse_bufvec *bufv, loff_t off,
 			   struct fuse_file_info *fi);
 
 	/**
@@ -959,7 +959,7 @@
 	 * @param bufv the buffer containing the returned data
 	 */
 	void (*retrieve_reply) (fuse_req_t req, void *cookie, fuse_ino_t ino,
-				off64_t offset, struct fuse_bufvec *bufv);
+				loff_t offset, struct fuse_bufvec *bufv);
 
 	/**
 	 * Forget about multiple inodes
@@ -1015,7 +1015,7 @@
 	 *             see fallocate(2)
 	 */
 	void (*fallocate) (fuse_req_t req, fuse_ino_t ino, int mode,
-		       off64_t offset, off64_t length, struct fuse_file_info *fi);
+		       loff_t offset, loff_t length, struct fuse_file_info *fi);
 };
 
 /**
@@ -1249,7 +1249,7 @@
  */
 size_t fuse_add_direntry(fuse_req_t req, char *buf, size_t bufsize,
 			 const char *name, const struct stat *stbuf,
-			 off64_t off);
+			 loff_t off);
 
 /**
  * Reply to ask for data fetch and output buffer preparation.  ioctl
@@ -1329,12 +1329,16 @@
  * @return zero for success, -errno for failure
  */
 int fuse_lowlevel_notify_inval_inode(struct fuse_chan *ch, fuse_ino_t ino,
-                                     off64_t off, off64_t len);
+                                     loff_t off, loff_t len);
 
 /**
  * Notify to invalidate parent attributes and the dentry matching
  * parent/name
  *
+ * To avoid a deadlock don't call this function from a filesystem operation and
+ * don't call it with a lock held that can also be held by a filesystem
+ * operation.
+ *
  * @param ch the channel through which to send the invalidation
  * @param parent inode number
  * @param name file name
@@ -1349,6 +1353,10 @@
  * parent/name if the dentry's inode number matches child (otherwise it
  * will invalidate the matching dentry).
  *
+ * To avoid a deadlock don't call this function from a filesystem operation and
+ * don't call it with a lock held that can also be held by a filesystem
+ * operation.
+ *
  * @param ch the channel through which to send the notification
  * @param parent inode number
  * @param child inode number
@@ -1382,7 +1390,7 @@
  * @return zero for success, -errno for failure
  */
 int fuse_lowlevel_notify_store(struct fuse_chan *ch, fuse_ino_t ino,
-			       off64_t offset, struct fuse_bufvec *bufv,
+			       loff_t offset, struct fuse_bufvec *bufv,
 			       enum fuse_buf_copy_flags flags);
 /**
  * Retrieve data from the kernel buffers
@@ -1410,7 +1418,7 @@
  * @return zero for success, -errno for failure
  */
 int fuse_lowlevel_notify_retrieve(struct fuse_chan *ch, fuse_ino_t ino,
-				  size_t size, off64_t offset, void *cookie);
+				  size_t size, loff_t offset, void *cookie);
 
 
 /* ----------------------------------------------------------- *