linux-kernel - [PATCH RFC 2/3] splice: new SPLICE_F

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Date:	Tue, 15 Dec 2015 21:29:06 +0400
From:	Stanislav Kinsburskiy <skinsbursky@...tuozzo.com>
To:	linux-fsdevel@...r.kernel.org, viro@...iv.linux.org.uk,
	linux-kernel@...r.kernel.org
Cc:	criu@...nvz.org, skinsbursky@...tuozzo.com
Subject: [PATCH RFC 2/3] splice: new SPLICE_F_PACKET flag introduced

This flag is used by kernel only to represent pipe packetized mode for splice
engine.

Signed-off-by: Stanislav Kinsburskiy <skinsbursky@...tuozzo.com>
---
 include/linux/splice.h |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/splice.h b/include/linux/splice.h
index da2751d..13ca14d 100644
--- a/include/linux/splice.h
+++ b/include/linux/splice.h
@@ -20,6 +20,11 @@
 #define SPLICE_F_MORE	(0x04)	/* expect more data */
 #define SPLICE_F_GIFT	(0x08)	/* pages passed in are a gift */
 
+#ifdef __KERNEL__
+
+#define SPLICE_F_PACKET	(0x1000) /* pipe buffers have to be packetized */
+
+#endif
 /*
  * Passed to the actors
  */

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