X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=engines%2Fcpu.c;h=8bc9fd5c3c8c8919d4618bf6f149fb5b142093a6;hp=dd69cedeaff7ee438fb284198dc2b91ad5f2b785;hb=a1c58075279454a91ec43366846b93e8dcf9753c;hpb=f4e62a5f3640dfe2d2119bbe1e40bf57747f6564

diff --git a/engines/cpu.c b/engines/cpu.c
index dd69cede..8bc9fd5c 100644
--- a/engines/cpu.c
+++ b/engines/cpu.c
@@ -9,25 +9,10 @@
 
 static int fio_cpuio_queue(struct thread_data *td, struct io_u fio_unused *io_u)
 {
-	__usec_sleep(td->o.cpucycle);
+	usec_spin(td->o.cpucycle);
 	return FIO_Q_COMPLETED;
 }
 
-static int fio_cpuio_setup(struct thread_data fio_unused *td)
-{
-	struct fio_file *f;
-	unsigned int i;
-
-	for_each_file(td, f, i) {
-		if (td->o.size)
-			f->real_file_size = td->o.size / td->o.nr_files;
-		else
-			f->real_file_size = -1ULL;
-	}
-
-	return 0;
-}
-
 static int fio_cpuio_init(struct thread_data *td)
 {
 	struct thread_options *o = &td->o;
@@ -62,9 +47,8 @@ static struct ioengine_ops ioengine = {
 	.version	= FIO_IOOPS_VERSION,
 	.queue		= fio_cpuio_queue,
 	.init		= fio_cpuio_init,
-	.setup		= fio_cpuio_setup,
 	.open_file	= fio_cpuio_open,
-	.flags		= FIO_SYNCIO | FIO_DISKLESSIO,
+	.flags		= FIO_SYNCIO | FIO_DISKLESSIO | FIO_NOIO,
 };
 
 static void fio_init fio_cpuio_register(void)