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authorRussell King <rmk+kernel@arm.linux.org.uk>2015-09-17 14:13:44 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2015-09-22 08:13:42 +0100
commit208473c1f3ac3eccec097021eec3890f5e20fcc7 (patch)
tree97e9431dc282944e54b2970b5311b9e40791414f
parent1f93e4a96c9109378204c147b3eec0d0e8100fde (diff)
ARM: wire up new syscalls
Wire up the new userfaultfd and membarrier syscalls for ARM. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/include/asm/unistd.h2
-rw-r--r--arch/arm/include/uapi/asm/unistd.h2
-rw-r--r--arch/arm/kernel/calls.S2
3 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 32640c431a08..7cba573c2cc9 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -19,7 +19,7 @@
* This may need to be greater than __NR_last_syscall+1 in order to
* account for the padding in the syscall table
*/
-#define __NR_syscalls (388)
+#define __NR_syscalls (392)
/*
* *NOTE*: This is a ghost syscall private to the kernel. Only the
diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h
index 0c3f5a0dafd3..7a2a32a1d5a8 100644
--- a/arch/arm/include/uapi/asm/unistd.h
+++ b/arch/arm/include/uapi/asm/unistd.h
@@ -414,6 +414,8 @@
#define __NR_memfd_create (__NR_SYSCALL_BASE+385)
#define __NR_bpf (__NR_SYSCALL_BASE+386)
#define __NR_execveat (__NR_SYSCALL_BASE+387)
+#define __NR_userfaultfd (__NR_SYSCALL_BASE+388)
+#define __NR_membarrier (__NR_SYSCALL_BASE+389)
/*
* The following SWIs are ARM private.
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index 05745eb838c5..fde6c88d560c 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -397,6 +397,8 @@
/* 385 */ CALL(sys_memfd_create)
CALL(sys_bpf)
CALL(sys_execveat)
+ CALL(sys_userfaultfd)
+ CALL(sys_membarrier)
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
#define syscalls_counted