diff mbox series

[RFC,-next,01/10] splice: Add ubuf_info to prepare for ZC

Message ID 20250319001521.53249-2-jdamato@fastly.com (mailing list archive)
State New
Headers show
Series Add ZC notifications to splice and sendfile | expand

Commit Message

Joe Damato March 19, 2025, 12:15 a.m. UTC 
Update struct splice_desc to include ubuf_info to prepare splice for
zero copy notifications.

Signed-off-by: Joe Damato <jdamato@fastly.com>
---
 include/linux/splice.h | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/include/linux/splice.h b/include/linux/splice.h
index 9dec4861d09f..7477df3916e2 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -10,6 +10,7 @@ 
 #define SPLICE_H
 
 #include <linux/pipe_fs_i.h>
+#include <linux/skbuff.h>
 
 /*
  * Flags passed in from splice/tee/vmsplice
@@ -43,6 +44,7 @@  struct splice_desc {
 	loff_t *opos;			/* sendfile: output position */
 	size_t num_spliced;		/* number of bytes already spliced */
 	bool need_wakeup;		/* need to wake up writer */
+	struct ubuf_info *ubuf_info;    /* zerocopy infrastructure */
 };
 
 struct partial_page {