[PATCH V6 1/4 net-next] sock.h: Add a new sock zero-copy flag

[Shirley Ma]

Signed-off-by: Shirley Ma <x...@us.ibm.com>
---

 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 01810a3..ab09097 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -562,6 +562,7 @@ 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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