5 files changed, 28 insertions, 18 deletions
diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S
index 711de084ab57..8ffba18395c8 100644
--- a/arch/x86/ia32/ia32entry.S
+++ b/arch/x86/ia32/ia32entry.S
@@ -198,12 +198,12 @@ sysexit_from_sys_call:
 
 #ifdef CONFIG_AUDITSYSCALL
 	.macro auditsys_entry_common
-	movl %esi,%r9d			/* 6th arg: 4th syscall arg */
-	movl %edx,%r8d			/* 5th arg: 3rd syscall arg */
-	/* (already in %ecx)		   4th arg: 2nd syscall arg */
-	movl %ebx,%edx			/* 3rd arg: 1st syscall arg */
-	movl %eax,%esi			/* 2nd arg: syscall number */
-	movl $AUDIT_ARCH_I386,%edi	/* 1st arg: audit arch */
+	movl %esi,%r8d			/* 5th arg: 4th syscall arg */
+	movl %ecx,%r9d			/*swap with edx*/
+	movl %edx,%ecx			/* 4th arg: 3rd syscall arg */
+	movl %r9d,%edx			/* 3rd arg: 2nd syscall arg */
+	movl %ebx,%esi			/* 2nd arg: 1st syscall arg */
+	movl %eax,%edi			/* 1st arg: syscall number */
 	call __audit_syscall_entry
 	movl RAX-ARGOFFSET(%rsp),%eax	/* reload syscall number */
 	cmpq $(IA32_NR_syscalls-1),%rax
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index 4b0e1dfa2226..b553ed89e5f5 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -449,12 +449,11 @@ sysenter_audit:
 	jnz syscall_trace_entry
 	addl $4,%esp
 	CFI_ADJUST_CFA_OFFSET -4
-	/* %esi already in 8(%esp)	   6th arg: 4th syscall arg */
-	/* %edx already in 4(%esp)	   5th arg: 3rd syscall arg */
-	/* %ecx already in 0(%esp)	   4th arg: 2nd syscall arg */
-	movl %ebx,%ecx			/* 3rd arg: 1st syscall arg */
-	movl %eax,%edx			/* 2nd arg: syscall number */
-	movl $AUDIT_ARCH_I386,%eax	/* 1st arg: audit arch */
+	movl %esi,4(%esp)		/* 5th arg: 4th syscall arg */
+	movl %edx,(%esp)		/* 4th arg: 3rd syscall arg */
+	/* %ecx already in %ecx		   3rd arg: 2nd syscall arg */
+	movl %ebx,%edx			/* 2nd arg: 1st syscall arg */
+	/* %eax already in %eax		   1st arg: syscall number */
 	call __audit_syscall_entry
 	pushl_cfi %ebx
 	movl PT_EAX(%esp),%eax		/* reload syscall number */
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 29576c244699..749b0e423419 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -1445,12 +1445,12 @@ static void do_audit_syscall_entry(struct pt_regs *regs, u32 arch)
 {
 #ifdef CONFIG_X86_64
 	if (arch == AUDIT_ARCH_X86_64) {
-		audit_syscall_entry(arch, regs->orig_ax, regs->di,
+		audit_syscall_entry(regs->orig_ax, regs->di,
 				    regs->si, regs->dx, regs->r10);
 	} else
 #endif
 	{
-		audit_syscall_entry(arch, regs->orig_ax, regs->bx,
+		audit_syscall_entry(regs->orig_ax, regs->bx,
 				    regs->cx, regs->dx, regs->si);
 	}
 }
diff --git a/arch/x86/um/asm/ptrace.h b/arch/x86/um/asm/ptrace.h
index 54f8102ccde5..e59eef20647b 100644
--- a/arch/x86/um/asm/ptrace.h
+++ b/arch/x86/um/asm/ptrace.h
@@ -47,8 +47,6 @@ struct user_desc;
 
 #ifdef CONFIG_X86_32
 
-#define HOST_AUDIT_ARCH AUDIT_ARCH_I386
-
 extern int ptrace_get_thread_area(struct task_struct *child, int idx,
                                   struct user_desc __user *user_desc);
 
@@ -57,8 +55,6 @@ extern int ptrace_set_thread_area(struct task_struct *child, int idx,
 
 #else
 
-#define HOST_AUDIT_ARCH AUDIT_ARCH_X86_64
-
 #define PT_REGS_R8(r) UPT_R8(&(r)->regs)
 #define PT_REGS_R9(r) UPT_R9(&(r)->regs)
 #define PT_REGS_R10(r) UPT_R10(&(r)->regs)
diff --git a/arch/x86/um/asm/syscall.h b/arch/x86/um/asm/syscall.h
new file mode 100644
index 000000000000..9fe77b7b5a0e
--- /dev/null
+++ b/arch/x86/um/asm/syscall.h
@@ -0,0 +1,15 @@
+#ifndef __UM_ASM_SYSCALL_H
+#define __UM_ASM_SYSCALL_H
+
+#include <uapi/linux/audit.h>
+
+static inline int syscall_get_arch(void)
+{
+#ifdef CONFIG_X86_32
+	return AUDIT_ARCH_I386;
+#else
+	return AUDIT_ARCH_X86_64;
+#endif
+}
+
+#endif /* __UM_ASM_SYSCALL_H */