[PATCH V8 1/4 net-next] sock.h: Add a new sock zero-copy flag

[Shirley Ma <mashirle@xxxxxxxxxx>]

Signed-off-by: Shirley Ma <xma@xxxxxxxxxx>
---

 include/net/sock.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/include/net/sock.h b/include/net/sock.h
index ae56da6..396f735 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -563,6 +563,7 @@ enum sock_flags {
 	SOCK_TIMESTAMPING_SYS_HARDWARE, /* %SOF_TIMESTAMPING_SYS_HARDWARE */
 	SOCK_FASYNC, /* fasync() active */
 	SOCK_RXQ_OVFL,
+	SOCK_ZEROCOPY, /* buffers from userspace */
 };
 
 static inline void sock_copy_flags(struct sock *nsk, struct sock *osk)


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