Fix refill buffers overwriting verify data

[fio.git] / options.c

diff --git a/options.c b/options.c
index ead31ace29c00fb88247ea82ec76502edafb582a..b8df1da1f90756f68cd5fd15b50500b646ba55b3 100644 (file)
--- a/options.c
+++ b/options.c
@@ -178,6 +178,24 @@ static int str_lockmem_cb(void fio_unused *data, unsigned long *val)
        return 0;
 }
 
+static int str_rwmix_read_cb(void *data, unsigned int *val)
+{
+       struct thread_data *td = data;
+
+       td->o.rwmix[DDIR_READ] = *val;
+       td->o.rwmix[DDIR_WRITE] = 100 - *val;
+       return 0;
+}
+
+static int str_rwmix_write_cb(void *data, unsigned int *val)
+{
+       struct thread_data *td = data;
+
+       td->o.rwmix[DDIR_WRITE] = *val;
+       td->o.rwmix[DDIR_READ] = 100 - *val;
+       return 0;
+}
+
 #ifdef FIO_HAVE_IOPRIO
 static int str_prioclass_cb(void *data, unsigned int *val)
 {
@@ -273,11 +291,24 @@ static int str_fst_cb(void *data, const char *str)
 static int check_dir(struct thread_data *td, char *fname)
 {
        char file[PATH_MAX], *dir;
-       struct stat sb;
+       int elen = 0;
 
-       strcpy(file, fname);
+       if (td->o.directory) {
+               strcpy(file, td->o.directory);
+               strcat(file, "/");
+               elen = strlen(file);
+       }
+
+       sprintf(file + elen, "%s", fname);
        dir = dirname(file);
 
+#if 0
+       {
+       struct stat sb;
+       /*
+        * We can't do this on FIO_DISKLESSIO engines. The engine isn't loaded
+        * yet, so we can't do this check right here...
+        */
        if (lstat(dir, &sb) < 0) {
                int ret = errno;
 
@@ -290,6 +321,8 @@ static int check_dir(struct thread_data *td, char *fname)
                log_err("fio: %s is not a directory\n", dir);
                return 1;
        }
+       }
+#endif
 
        return 0;
 }
@@ -967,7 +1000,7 @@ static struct fio_option options[] = {
        {
                .name   = "rwmixread",
                .type   = FIO_OPT_INT,
-               .off1   = td_var_offset(rwmix[DDIR_READ]),
+               .cb     = str_rwmix_read_cb,
                .maxval = 100,
                .help   = "Percentage of mixed workload that is reads",
                .def    = "50",
@@ -975,18 +1008,14 @@ static struct fio_option options[] = {
        {
                .name   = "rwmixwrite",
                .type   = FIO_OPT_INT,
-               .off1   = td_var_offset(rwmix[DDIR_WRITE]),
+               .cb     = str_rwmix_write_cb,
                .maxval = 100,
                .help   = "Percentage of mixed workload that is writes",
                .def    = "50",
        },
        {
                .name   = "rwmixcycle",
-               .type   = FIO_OPT_INT,
-               .off1   = td_var_offset(rwmixcycle),
-               .help   = "Cycle period for mixed read/write workloads (msec)",
-               .def    = "500",
-               .parent = "rwmixread",
+               .type   = FIO_OPT_DEPRECATED,
        },
        {
                .name   = "nice",
@@ -1213,6 +1242,12 @@ static struct fio_option options[] = {
                .off1   = td_var_offset(zero_buffers),
                .help   = "Init IO buffers to all zeroes",
        },
+       {
+               .name   = "refill_buffers",
+               .type   = FIO_OPT_STR_SET,
+               .off1   = td_var_offset(refill_buffers),
+               .help   = "Refill IO buffers on every IO submit",
+       },
 #ifdef FIO_HAVE_DISK_UTIL
        {
                .name   = "disk_util",