Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / aio.h

diff --git a/kernel/include/linux/aio.h b/kernel/include/linux/aio.h
new file mode 100644 (file)
index 0000000..9eb42db
--- /dev/null
+++ b/kernel/include/linux/aio.h
@@ -0,0 +1,33 @@
+#ifndef __LINUX__AIO_H
+#define __LINUX__AIO_H
+
+#include <linux/aio_abi.h>
+
+struct kioctx;
+struct kiocb;
+struct mm_struct;
+
+#define KIOCB_KEY              0
+
+typedef int (kiocb_cancel_fn)(struct kiocb *);
+
+/* prototypes */
+#ifdef CONFIG_AIO
+extern void exit_aio(struct mm_struct *mm);
+extern long do_io_submit(aio_context_t ctx_id, long nr,
+                        struct iocb __user *__user *iocbpp, bool compat);
+void kiocb_set_cancel_fn(struct kiocb *req, kiocb_cancel_fn *cancel);
+#else
+static inline void exit_aio(struct mm_struct *mm) { }
+static inline long do_io_submit(aio_context_t ctx_id, long nr,
+                               struct iocb __user * __user *iocbpp,
+                               bool compat) { return 0; }
+static inline void kiocb_set_cancel_fn(struct kiocb *req,
+                                      kiocb_cancel_fn *cancel) { }
+#endif /* CONFIG_AIO */
+
+/* for sysctl: */
+extern unsigned long aio_nr;
+extern unsigned long aio_max_nr;
+
+#endif /* __LINUX__AIO_H */