syslet: update to -v7 as posted by Zach

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/indirect.h b/indirect.h
new file mode 100644
index 0000000..fba6b6b
--- /dev/null
+++ b/indirect.h
@@ -0,0 +1,40 @@
+#ifndef _INDIRECT_H_
+#define _INDIRECT_H_
+
+#include "syslet.h"
+
+union indirect_params {
+	struct {
+		u32 flags;
+	} file_flags;
+	struct syslet_args syslet;
+};
+
+#ifdef __x86_64__
+# define __NR_indirect 286
+struct indirect_registers {
+	u64 rax;
+	u64 rdi;
+	u64 rsi;
+	u64 rdx;
+	u64 r10;
+	u64 r8;
+	u64 r9;
+};
+#elif defined __i386__
+# define __NR_indirect 325
+struct indirect_registers {
+	u32 eax;
+	u32 ebx;
+	u32 ecx;
+	u32 edx;
+	u32 esi;
+	u32 edi;
+	u32 ebp;
+};
+#endif
+
+#define FILL_IN(var, values...) \
+	  (var) = (struct indirect_registers) { values, }
+
+#endif