utils/fio/patches/010-rand.patch

   1 --- a/t/io_uring.c
   2 +++ b/t/io_uring.c
   3 @@ -63,7 +63,6 @@ struct file {
   4  struct submitter {
   5         pthread_t thread;
   6         int ring_fd;
   7 -       struct drand48_data rand;
   8         struct io_sq_ring sq_ring;
   9         struct io_uring_sqe *sqes;
  10         struct io_cq_ring cq_ring;
  11 @@ -170,7 +169,7 @@ static void init_io(struct submitter *s, unsigned index)
  12         }
  13         f->pending_ios++;
  14
  15 -       lrand48_r(&s->rand, &r);
  16 +       r = lrand48();
  17         offset = (r % (f->max_blocks - 1)) * BS;
  18
  19         if (register_files) {
  20 @@ -286,7 +285,7 @@ static void *submitter_fn(void *data)
  21
  22         printf("submitter=%d\n", gettid());
  23
  24 -       srand48_r(pthread_self(), &s->rand);
  25 +       srand48(pthread_self());
  26
  27         prepped = 0;
  28         do {