pipe: allow passing around of ops private pointer

relay needs this for proper consumption handling, and the network
receive support needs it as well to lookup the sk_buff on pipe
release.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/splice.h b/include/linux/splice.h
index f8cc97f71cd0..33e447f98a54 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -41,6 +41,7 @@ struct splice_desc {
 struct partial_page {
         unsigned int offset;
         unsigned int len;
+        unsigned long private;
 };
 
 /*