Add buffer_compress_chunk option

[fio.git] / io_u.c

diff --git a/io_u.c b/io_u.c
index ca33e589c6500f36a76e75cbdadc98a73ef4750f..a0020d27b427e9bc21b184238898ac89bddd1e0c 100644 (file)
--- a/io_u.c
+++ b/io_u.c
@@ -1544,8 +1544,11 @@ void io_u_fill_buffer(struct thread_data *td, struct io_u *io_u,
                unsigned int perc = td->o.compress_percentage;
 
                if (perc) {
+                       unsigned int seg = min_write;
+
+                       seg = min(min_write, td->o.compress_chunk);
                        fill_random_buf_percentage(&td->buf_state, io_u->buf,
-                                               perc, min_write, max_bs);
+                                               perc, seg, max_bs);
                } else
                        fill_random_buf(&td->buf_state, io_u->buf, max_bs);
        } else