Re: [RFC PATCH v2 9/9] s390/s390x: allocate sys_membarrier system call number
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: 2015-09-16 15:20:18
Also in:
linux-s390, lkml
----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers@efficios.com wrote:
[ Untested on this architecture. To try it out: fetch linux-next/akpm, apply this patch, build/run a membarrier-enabled kernel, and do make kselftest. ]
Hi, sys_membarrier has been merged into Linux 4.3-rc1. It can therefore be tested on top of Linus' master by applying this patch. Thanks, Mathieu
quoted hunk ↗ jump to hunk
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> CC: Andrew Morton <akpm@linux-foundation.org> CC: linux-api@vger.kernel.org CC: Martin Schwidefsky <redacted> CC: Heiko Carstens <redacted> CC: linux-s390@vger.kernel.org --- arch/s390/include/uapi/asm/unistd.h | 3 ++- arch/s390/kernel/syscalls.S | 1 + 2 files changed, 3 insertions(+), 1 deletion(-)diff --git a/arch/s390/include/uapi/asm/unistd.hb/arch/s390/include/uapi/asm/unistd.h index 59d2bb4..2f1de70 100644--- a/arch/s390/include/uapi/asm/unistd.h +++ b/arch/s390/include/uapi/asm/unistd.h@@ -290,7 +290,8 @@#define __NR_s390_pci_mmio_write 352 #define __NR_s390_pci_mmio_read 353 #define __NR_execveat 354 -#define NR_syscalls 355 +#define __NR_membarrier 355 +#define NR_syscalls 356 /* * There are some system calls that are not present on 64 bit, somediff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index f3f4a13..914c098 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S@@ -363,3 +363,4 @@ SYSCALL(sys_bpf,compat_sys_bpf)SYSCALL(sys_s390_pci_mmio_write,compat_sys_s390_pci_mmio_write) SYSCALL(sys_s390_pci_mmio_read,compat_sys_s390_pci_mmio_read) SYSCALL(sys_execveat,compat_sys_execveat) +SYSCALL(sys_membarrier,sys_membarrier) -- 1.9.1
-- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com