From: Jens Axboe <jens.axboe@oracle.com>
Date: Thu, 8 Mar 2007 13:09:59 +0000 (+0100)
Subject: null engine: don't dup() stdin anymore
X-Git-Tag: fio-1.14~63
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=640e94218b780e3d7b15758c760e59f3511f0933;hp=860a3044085c676632f9832a78133cd9847cbe62

null engine: don't dup() stdin anymore

We can now track fd independently of ->fd, so don't open
a file we don't have to use.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

diff --git a/engines/null.c b/engines/null.c
index d61685c7..cd446b99 100644
--- a/engines/null.c
+++ b/engines/null.c
@@ -32,7 +32,6 @@ static int fio_null_setup(struct thread_data *td)
 	td->total_io_size = td->io_size;
 
 	for_each_file(td, f, i) {
-		f->fd = dup(STDOUT_FILENO);
 		f->real_file_size = td->total_io_size / td->nr_files;
 		f->file_size = f->real_file_size;
 	}
@@ -43,6 +42,7 @@ static int fio_null_setup(struct thread_data *td)
 static int fio_null_open(struct thread_data fio_unused *td,
 			 struct fio_file fio_unused *f)
 {
+	f->fd = 0;
 	return 0;
 }