fs: replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/configfs/symlink.c b/fs/configfs/symlink.c
index 78929ea..2a731ef 100644
--- a/fs/configfs/symlink.c
+++ b/fs/configfs/symlink.c
@@ -210,13 +210,13 @@
 	if (size > PATH_MAX)
 		return -ENAMETOOLONG;
 
-	pr_debug("%s: depth = %d, size = %d\n", __FUNCTION__, depth, size);
+	pr_debug("%s: depth = %d, size = %d\n", __func__, depth, size);
 
 	for (s = path; depth--; s += 3)
 		strcpy(s,"../");
 
 	fill_item_path(target, path, size);
-	pr_debug("%s: path = '%s'\n", __FUNCTION__, path);
+	pr_debug("%s: path = '%s'\n", __func__, path);
 
 	return 0;
 }