Comment 4 for bug 1467408

This fixes building process:

--- ./src/afs/LINUX/osi_vnodeops.c.orig 2014-04-03 16:00:15.000000000 +0200
+++ ./src/afs/LINUX/osi_vnodeops.c 2015-08-21 18:28:19.761674316 +0200
@@ -812,7 +812,7 @@
   .sendfile = generic_file_sendfile,
 #endif
 #if defined(STRUCT_FILE_OPERATIONS_HAS_SPLICE)
- .splice_write = generic_file_splice_write,
+ .splice_write = iter_file_splice_write,
   .splice_read = generic_file_splice_read,
 #endif
   .release = afs_linux_release,

Needs to be verified if functionality is not broken.