From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Wed, 5 Aug 2015 17:04:01 -0300
Subject: Initial import

---
 arch/um/kernel/syscall.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 arch/um/kernel/syscall.c

(limited to 'arch/um/kernel/syscall.c')

diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c
new file mode 100644
index 000000000..c1d0ae069
--- /dev/null
+++ b/arch/um/kernel/syscall.c
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
+ * Licensed under the GPL
+ */
+
+#include <linux/file.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/utsname.h>
+#include <linux/syscalls.h>
+#include <asm/current.h>
+#include <asm/mman.h>
+#include <asm/uaccess.h>
+#include <asm/unistd.h>
+
+long old_mmap(unsigned long addr, unsigned long len,
+	      unsigned long prot, unsigned long flags,
+	      unsigned long fd, unsigned long offset)
+{
+	long err = -EINVAL;
+	if (offset & ~PAGE_MASK)
+		goto out;
+
+	err = sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
+ out:
+	return err;
+}
-- 
cgit v1.2.3-54-g00ecf