MSG_ZEROCOPY 299 include/linux/socket.h #define MSG_ZEROCOPY 0x4000000 /* Use user data in kernel path */ MSG_ZEROCOPY 74 tools/testing/selftests/net/msg_zerocopy.c #define MSG_ZEROCOPY 0x4000000 MSG_ZEROCOPY 71 tools/testing/selftests/net/tcp_mmap.c #define MSG_ZEROCOPY 0x4000000 MSG_ZEROCOPY 47 tools/testing/selftests/net/udpgso_bench_tx.c #define MSG_ZEROCOPY 0x4000000