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-rw-r--r--arch/um/kernel/syscall.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c
new file mode 100644
index 000000000..35f7047bd
--- /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 <linux/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 = ksys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);
+ out:
+ return err;
+}