[PATCH] v9fs: rename tids to tags to be consistent with Plan 9 documentation

The code talks about these things called tids, which I eventually figured
out are tags.

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/9p/9p.c b/fs/9p/9p.c
index c148e6b..ea2cf96 100644
--- a/fs/9p/9p.c
+++ b/fs/9p/9p.c
@@ -152,7 +152,7 @@
 /**
  * v9fs_v9fs_t_flush - flush a pending transaction
  * @v9ses: 9P2000 session information
- * @tag: tid to release
+ * @tag: tag to release
  *
  */