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-rw-r--r--arch/arm/include/asm/unistd.h12
-rw-r--r--arch/arm/include/uapi/asm/unistd.h6
-rw-r--r--arch/arm/kernel/calls.S1
3 files changed, 13 insertions, 6 deletions
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 43876245f..0b7f01234 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -15,7 +15,17 @@
#include <uapi/asm/unistd.h>
-#define __NR_syscalls (384)
+/*
+ * 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 (385)
+
+/*
+ * *NOTE*: This is a ghost syscall private to the kernel. Only the
+ * __kuser_cmpxchg code in entry-armv.S should be aware of its
+ * existence. Don't ever use this from user code.
+ */
#define __ARM_NR_cmpxchg (__ARM_NR_BASE+0x00fff0)
#define __ARCH_WANT_STAT64
diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h
index 17407c92c..df8467f31 100644
--- a/arch/arm/include/uapi/asm/unistd.h
+++ b/arch/arm/include/uapi/asm/unistd.h
@@ -412,11 +412,7 @@
#define __NR_renameat2 (__NR_SYSCALL_BASE+382)
*/
#define __NR_seccomp (__NR_SYSCALL_BASE+383)
-
-/*
- * This may need to be greater than __NR_last_syscall+1 in order to
- * account for the padding in the syscall table
- */
+#define __NR_getrandom (__NR_SYSCALL_BASE+384)
/*
* The following SWIs are ARM private.
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index 725f84492..3aec9455a 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -393,6 +393,7 @@
CALL(sys_ni_syscall) /* reserved sys_sched_getattr */
CALL(sys_ni_syscall) /* reserved sys_renameat2 */
CALL(sys_seccomp)
+ CALL(sys_getrandom)
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls