Allow IO engine driven allocations of IO structures

[fio.git] / ioengine.h

diff --git a/ioengine.h b/ioengine.h
index 6734c7bb95dfb58a42b7176c1b29f66cae2eb887..161acf595caa4c53217b9ee2673fc3b80ed1143c 100644 (file)
--- a/ioengine.h
+++ b/ioengine.h
@@ -16,7 +16,7 @@
 #include <guasi.h>
 #endif
 
-#define FIO_IOOPS_VERSION      22
+#define FIO_IOOPS_VERSION      23
 
 enum {
        IO_U_F_FREE             = 1 << 0,
@@ -157,6 +157,8 @@ struct ioengine_ops {
        int (*unlink_file)(struct thread_data *, struct fio_file *);
        int (*get_file_size)(struct thread_data *, struct fio_file *);
        void (*terminate)(struct thread_data *);
+       int (*iomem_alloc)(struct thread_data *, size_t);
+       void (*iomem_free)(struct thread_data *);
        int (*io_u_init)(struct thread_data *, struct io_u *);
        void (*io_u_free)(struct thread_data *, struct io_u *);
        int option_struct_size;