[PATCH -next] gfs2: Fix __gfs2_holder_init() kernel-doc comment

[Yang Li]

Add the description of @ip to remove warning found
by running scripts/kernel-doc, which is caused by
using 'make W=1'.
fs/gfs2/glock.c:1258: warning: Function parameter or member 'ip' not
described in '__gfs2_holder_init'

Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>
---
 fs/gfs2/glock.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index b7ab8430333c..2f3f91e518de 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -1250,6 +1250,9 @@ int gfs2_glock_get(struct gfs2_sbd *sdp, u64 number,
  * @state: the state we're requesting
  * @flags: the modifier flags
  * @gh: the holder structure
+ * @ip: Get the return address of the current function, that is, the function
+ *	is called by another function, and then when the function is finished,
+ *	the return address is the address at that time.
  *
  */
 
-- 
2.20.1.7.g153144c