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server: add ETA as a specific command
[fio.git]
/
engines
/
mmap.c
diff --git
a/engines/mmap.c
b/engines/mmap.c
index 059bfcfae7453d6dd804cf25ab6ad6ecfdc05411..79238b1e537b079a183f31f589aa151b0d681419 100644
(file)
--- a/
engines/mmap.c
+++ b/
engines/mmap.c
@@
-181,8
+181,16
@@
static int fio_mmapio_queue(struct thread_data *td, struct io_u *io_u)
static int fio_mmapio_init(struct thread_data *td)
{
static int fio_mmapio_init(struct thread_data *td)
{
+ struct thread_options *o = &td->o;
unsigned long shift, mask;
unsigned long shift, mask;
+ if ((td->o.rw_min_bs & page_mask) &&
+ (o->odirect || o->fsync_blocks || o->fdatasync_blocks)) {
+ log_err("fio: mmap options dictate a minimum block size of "
+ "%lu bytes\n", page_size);
+ return 1;
+ }
+
mmap_map_size = MMAP_TOTAL_SZ / td->o.nr_files;
mask = mmap_map_size;
shift = 0;
mmap_map_size = MMAP_TOTAL_SZ / td->o.nr_files;
mask = mmap_map_size;
shift = 0;