From 78cde19f622cab74e3953c3d0139d51e1076108e Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Wed, 15 Nov 2017 18:41:32 +0000 Subject: [PATCH] Add MSG_ZEROCOPY from Linux 4.14 to bits/socket.h. This patch adds the new MSG_ZEROCOPY constant from Linux 4.14 to the Linux bits/socket.h. Tested for x86_64. * sysdeps/unix/sysv/linux/bits/socket.h (MSG_ZEROCOPY): New enum constant and macro. --- ChangeLog | 3 +++ sysdeps/unix/sysv/linux/bits/socket.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/ChangeLog b/ChangeLog index 6ebdeedc24..f8f46ae45d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,8 @@ 2017-11-15 Joseph Myers + * sysdeps/unix/sysv/linux/bits/socket.h (MSG_ZEROCOPY): New enum + constant and macro. + * sysdeps/unix/sysv/linux/bits/mman-linux.h [__USE_MISC] (MADV_WIPEONFORK): New macro. [__USE_MISC] (MADV_KEEPONFORK): Likewise. diff --git a/sysdeps/unix/sysv/linux/bits/socket.h b/sysdeps/unix/sysv/linux/bits/socket.h index a9d16e2bc8..168a8e5ccb 100644 --- a/sysdeps/unix/sysv/linux/bits/socket.h +++ b/sysdeps/unix/sysv/linux/bits/socket.h @@ -237,6 +237,8 @@ enum #define MSG_WAITFORONE MSG_WAITFORONE MSG_BATCH = 0x40000, /* sendmmsg: more messages coming. */ #define MSG_BATCH MSG_BATCH + MSG_ZEROCOPY = 0x4000000, /* Use user data in kernel path. */ +#define MSG_ZEROCOPY MSG_ZEROCOPY MSG_FASTOPEN = 0x20000000, /* Send data in TCP SYN. */ #define MSG_FASTOPEN MSG_FASTOPEN -- 2.43.5