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authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>2015-09-07 19:15:56 +0300
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2015-09-17 14:43:44 +0300
commit96d4ee8aaa3cfbfadf137904f3696a9a84fab2d3 (patch)
tree4ef9fc160d414823b337642621fe96ba11ad8ea1 /arch
parent3dc636b2dafbf05b86decc2a55989c3261ffd116 (diff)
downloadlinux-96d4ee8aaa3cfbfadf137904f3696a9a84fab2d3.tar.xz
s390/s390x: allocate sys_membarrier system call number
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> CC: Andrew Morton <akpm@linux-foundation.org> CC: linux-api@vger.kernel.org CC: Heiko Carstens <heiko.carstens@de.ibm.com> CC: linux-s390@vger.kernel.org Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/s390/include/uapi/asm/unistd.h3
-rw-r--r--arch/s390/kernel/syscalls.S1
2 files changed, 3 insertions, 1 deletions
diff --git a/arch/s390/include/uapi/asm/unistd.h b/arch/s390/include/uapi/asm/unistd.h
index 1f4acec63d05..ff74d4976a6d 100644
--- a/arch/s390/include/uapi/asm/unistd.h
+++ b/arch/s390/include/uapi/asm/unistd.h
@@ -291,7 +291,8 @@
#define __NR_s390_pci_mmio_read 353
#define __NR_execveat 354
#define __NR_userfaultfd 355
-#define NR_syscalls 356
+#define __NR_membarrier 356
+#define NR_syscalls 357
/*
* 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 0c91f37f8065..e4167bb73d61 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -364,3 +364,4 @@ 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_userfaultfd,sys_userfaultfd) /* 355 */
+SYSCALL(sys_membarrier,sys_membarrier)