[PATCH v16 03/10] x86/arch_prctl/64: Use SYSCALL_DEFINE2 to define sys_arch_prctl

From: Kyle Huey
Date: Mon Mar 20 2017 - 12:49:53 EST


Use the SYSCALL_DEFINE2 macro instead of manually defining it.

Signed-off-by: Kyle Huey <khuey@xxxxxxxxxxxx>
---
arch/x86/kernel/process_64.c | 3 ++-
arch/x86/um/syscalls_64.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 4377cfe8e449..bf9d7b6c0223 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -37,6 +37,7 @@
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/ftrace.h>
+#include <linux/syscalls.h>

#include <asm/pgtable.h>
#include <asm/processor.h>
@@ -621,7 +622,7 @@ long do_arch_prctl(struct task_struct *task, int option, unsigned long addr)
return ret;
}

-long sys_arch_prctl(int option, unsigned long addr)
+SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, addr)
{
return do_arch_prctl(current, option, addr);
}
diff --git a/arch/x86/um/syscalls_64.c b/arch/x86/um/syscalls_64.c
index 3c2dd8768992..42369fa5421f 100644
--- a/arch/x86/um/syscalls_64.c
+++ b/arch/x86/um/syscalls_64.c
@@ -7,6 +7,7 @@

#include <linux/sched.h>
#include <linux/sched/mm.h>
+#include <linux/syscalls.h>
#include <linux/uaccess.h>
#include <asm/prctl.h> /* XXX This should get the constants from libc */
#include <os.h>
@@ -74,7 +75,7 @@ long arch_prctl(struct task_struct *task, int option
return ret;
}

-long sys_arch_prctl(int option, unsigned long addr)
+SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, addr)
{
return arch_prctl(current, option, (unsigned long __user *) addr);
}
--
2.11.0