From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mathieu Desnoyers Subject: [RFC PATCH v2 9/9] s390/s390x: allocate sys_membarrier system call number Date: Mon, 7 Sep 2015 12:15:56 -0400 Message-ID: <1441642556-30972-10-git-send-email-mathieu.desnoyers@efficios.com> References: <1441642556-30972-1-git-send-email-mathieu.desnoyers@efficios.com> Return-path: In-Reply-To: <1441642556-30972-1-git-send-email-mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Andrew Morton , linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mathieu Desnoyers , Martin Schwidefsky , Heiko Carstens , linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-api@vger.kernel.org [ 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. ] Signed-off-by: Mathieu Desnoyers CC: Andrew Morton CC: linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org CC: Martin Schwidefsky CC: Heiko Carstens CC: linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.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.h b/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, some diff --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