fio: add serialize_overlap option

[fio.git] / options.c

diff --git a/options.c b/options.c
index f2b2bb9ce0a5c3806553cd5589367f2ad86c4f0c..443791abc6b1dc46400ec057abc0c03e83ea8023 100644 (file)
--- a/options.c
+++ b/options.c
@@ -1881,6 +1881,17 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
                .category = FIO_OPT_C_IO,
                .group  = FIO_OPT_G_IO_BASIC,
        },
+       {
+               .name   = "serialize_overlap",
+               .lname  = "Serialize overlap",
+               .off1   = offsetof(struct thread_options, serialize_overlap),
+               .type   = FIO_OPT_BOOL,
+               .help   = "Wait for in-flight IOs that collide to complete",
+               .parent = "iodepth",
+               .def    = "0",
+               .category = FIO_OPT_C_IO,
+               .group  = FIO_OPT_G_IO_BASIC,
+       },
        {
                .name   = "io_submit_mode",
                .lname  = "IO submit mode",