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Initial support for explicit write barriers
[fio.git]
/
options.c
diff --git
a/options.c
b/options.c
index bdf358204197b7ad1ed40bf6c2a749c2403c229c..d111018820603fe0e3a578524872343929411ce8 100644
(file)
--- a/
options.c
+++ b/
options.c
@@
-1185,6
+1185,13
@@
static struct fio_option options[FIO_MAX_OPTS] = {
.help = "Issue fdatasync for writes every given number of blocks",
.def = "0",
},
.help = "Issue fdatasync for writes every given number of blocks",
.def = "0",
},
+ {
+ .name = "write_barrier",
+ .type = FIO_OPT_INT,
+ .off1 = td_var_offset(barrier_blocks),
+ .help = "Make every Nth write a barrier write",
+ .def = "0",
+ },
#ifdef FIO_HAVE_SYNC_FILE_RANGE
{
.name = "sync_file_range",
#ifdef FIO_HAVE_SYNC_FILE_RANGE
{
.name = "sync_file_range",