Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / microblaze / kernel / sys_microblaze.c

diff --git a/kernel/arch/microblaze/kernel/sys_microblaze.c b/kernel/arch/microblaze/kernel/sys_microblaze.c
new file mode 100644 (file)
index 0000000..f1e1f66
--- /dev/null
+++ b/kernel/arch/microblaze/kernel/sys_microblaze.c
@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
+ * Copyright (C) 2007-2009 PetaLogix
+ * Copyright (C) 2007 John Williams <john.williams@petalogix.com>
+ *
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *     Yasushi SHOJI <yashi@atmark-techno.com>
+ *     Tetsuya OHKAWA <tetsuya@atmark-techno.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/errno.h>
+#include <linux/export.h>
+#include <linux/mm.h>
+#include <linux/smp.h>
+#include <linux/syscalls.h>
+#include <linux/sem.h>
+#include <linux/msg.h>
+#include <linux/shm.h>
+#include <linux/stat.h>
+#include <linux/mman.h>
+#include <linux/sys.h>
+#include <linux/ipc.h>
+#include <linux/file.h>
+#include <linux/err.h>
+#include <linux/fs.h>
+#include <linux/semaphore.h>
+#include <linux/uaccess.h>
+#include <linux/unistd.h>
+#include <linux/slab.h>
+#include <asm/syscalls.h>
+
+SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
+               unsigned long, prot, unsigned long, flags, unsigned long, fd,
+               off_t, pgoff)
+{
+       if (pgoff & ~PAGE_MASK)
+               return -EINVAL;
+
+       return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff >> PAGE_SHIFT);
+}
+
+SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len,
+               unsigned long, prot, unsigned long, flags, unsigned long, fd,
+               unsigned long, pgoff)
+{
+       if (pgoff & (~PAGE_MASK >> 12))
+               return -EINVAL;
+
+       return sys_mmap_pgoff(addr, len, prot, flags, fd,
+                             pgoff >> (PAGE_SHIFT - 12));
+}