sock.h: Add a new sock zero-copy flag

Signed-off-by: Shirley Ma <xma@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-07-06 12:17:30 +00:00 · 2011-07-06 12:17:30 +00:00 · 1cdebb4232
parent 380b153cf5
commit 1cdebb4232
1 changed files with 1 additions and 0 deletions
--- 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)