X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=fio.h;h=1b392a0372b0ddbe60984eefc1cc09b60180ffc4;hp=20d14082d3281b03e44f04823de5f714a81f65da;hb=7101d9c24abec4be58a086d85d6d92ec6e6492e9;hpb=4241ea8fb0606f9bd5b7ed1278d3b7825883acf6

diff --git a/fio.h b/fio.h
index 20d14082..1b392a03 100644
--- a/fio.h
+++ b/fio.h
@@ -13,6 +13,7 @@
 #include <string.h>
 #include <getopt.h>
 #include <inttypes.h>
+#include <assert.h>
 
 #include "compiler/compiler.h"
 #include "list.h"
@@ -670,6 +671,11 @@ extern struct thread_data *threads;
 #define td_rw(td)		(((td)->o.td_ddir & TD_DDIR_RW) == TD_DDIR_RW)
 #define td_random(td)		((td)->o.td_ddir & TD_DDIR_RAND)
 
+static inline void fio_ro_check(struct thread_data *td, struct io_u *io_u)
+{
+	assert(!(io_u->ddir == DDIR_WRITE && !td_write(td)));
+}
+
 #define BLOCKS_PER_MAP		(8 * sizeof(long))
 #define TO_MAP_BLOCK(td, f, b)	((b) - ((f)->file_offset / (td)->o.rw_min_bs))
 #define RAND_MAP_IDX(td, f, b)	(TO_MAP_BLOCK(td, f, b) / BLOCKS_PER_MAP)