verify-state: forward declare io_u

Signed-off-by: Jens Axboe <axboe@fb.com>

diff --git a/verify-state.h b/verify-state.h
index 458f5809bbc76f0aa7b0cf6ffcdf8b119fc446f8..0d004b0e12157f4b34112ede8fa747bbba26b703 100644 (file)
--- a/verify-state.h
+++ b/verify-state.h
@@ -58,6 +58,7 @@ struct verify_state_hdr {
 
 #define IO_LIST_ALL            0xffffffff
 
+struct io_u;
 extern struct all_io_list *get_all_io_list(int, size_t *);
 extern void __verify_save_state(struct all_io_list *, const char *);
 extern void verify_save_state(int mask);