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Add MSG_ZEROCOPY from Linux 4.14 to bits/socket.h.

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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.
This commit is contained in:
Joseph Myers 2017-11-15 18:41:32 +00:00
parent fa680dc614
commit 78cde19f62
2 changed files with 5 additions and 0 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2017-11-15 Joseph Myers <joseph@codesourcery.com>
* 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.

2
sysdeps/unix/sysv/linux/bits/socket.h
View File

@ -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