Documentation : Update relay function types
authorYohan Pipereau <yohan.pipereau@gmail.com>
Sun, 8 Jul 2018 18:19:32 +0000 (20:19 +0200)
committerJonathan Corbet <corbet@lwn.net>
Tue, 10 Jul 2018 21:11:00 +0000 (15:11 -0600)
This patch updates two callback functions provided as an example in
relay API documentation : subbuf_start and create_buf_file_handler.

These functions were using older and incorrect types causing an
"initialization from incompatible pointer type".

Signed-off-by: Yohan Pipereau <yohan.pipereau@gmail.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Documentation/filesystems/relay.txt

index 33e2f36..cd709a9 100644 (file)
@@ -222,7 +222,7 @@ using debugfs:
  */
 static struct dentry *create_buf_file_handler(const char *filename,
                                               struct dentry *parent,
-                                              int mode,
+                                              umode_t mode,
                                               struct rchan_buf *buf,
                                               int *is_global)
 {
@@ -375,7 +375,7 @@ would be very similar:
 static int subbuf_start(struct rchan_buf *buf,
                         void *subbuf,
                        void *prev_subbuf,
-                       unsigned int prev_padding)
+                       size_t prev_padding)
 {
        if (prev_subbuf)
                *((unsigned *)prev_subbuf) = prev_padding;