From 09001a8f97ac779573976b5838e3d293f1713c5c Mon Sep 17 00:00:00 2001 From: Szabolcs Nagy Date: Wed, 18 Nov 2015 23:31:37 +0000 Subject: add new membarrier, userfaultfd and switch_endian syscalls new in linux v4.3 added for aarch64, arm, i386, mips, or1k, powerpc, x32 and x86_64. membarrier is a system wide memory barrier, moves most of the synchronization cost to one side, new in kernel commit 5b25b13ab08f616efd566347d809b4ece54570d1 userfaultfd is useful for qemu and is new in kernel commit 8d2afd96c20316d112e04d935d9e09150e988397 switch_endian is powerpc only for switching endianness, new in commit 529d235a0e190ded1d21ccc80a73e625ebcad09b --- arch/i386/bits/syscall.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'arch/i386/bits/syscall.h') diff --git a/arch/i386/bits/syscall.h b/arch/i386/bits/syscall.h index 64004d8e..27c5325c 100644 --- a/arch/i386/bits/syscall.h +++ b/arch/i386/bits/syscall.h @@ -372,6 +372,8 @@ #define __NR_recvfrom 371 #define __NR_recvmsg 372 #define __NR_shutdown 373 +#define __NR_userfaultfd 374 +#define __NR_membarrier 375 /* Repeated with SYS_ prefix */ @@ -750,3 +752,5 @@ #define SYS_recvfrom 371 #define SYS_recvmsg 372 #define SYS_shutdown 373 +#define SYS_userfaultfd 374 +#define SYS_membarrier 375 -- cgit v1.2.1