t_io.c revision 314817 
1/*	$NetBSD: t_io.c,v 1.2 2017/01/13 21:30:40 christos Exp $	*/
2
3#include <sys/types.h>
4#include <sys/mount.h>
5#include <sys/socket.h>
6
7#include <assert.h>
8#include <atf-c.h>
9#include <err.h>
10#include <errno.h>
11#include <fcntl.h>
12#include <pthread.h>
13#include <puffs.h>
14#include <puffsdump.h>
15#include <stdio.h>
16#include <unistd.h>
17#include <string.h>
18#include <stdlib.h>
19
20#include <rump/rump.h>
21#include <rump/rump_syscalls.h>
22
23#include "h_macros.h"
24#include "../common/h_fsmacros.h"
25
26#define MAKEOPTS(...) \
27    char *theopts[] = {NULL, "-s", __VA_ARGS__, "dtfs", "n/a", NULL}
28
29ATF_TC(nocache);
30ATF_TC_HEAD(nocache, tc)
31{
32
33	atf_tc_set_md_var(tc, "descr", "tests large i/o without page cache");
34}
35
36ATF_TC_BODY(nocache, tc)
37{
38	MAKEOPTS("-o", "nopagecache");
39	char data[1024*1024];
40	void *args;
41	int fd;
42
43	FSTEST_CONSTRUCTOR_FSPRIV(tc, puffs, args, theopts);
44	FSTEST_ENTER();
45
46	RL(fd = rump_sys_open("afile", O_CREAT | O_RDWR, 0755));
47	RL(rump_sys_write(fd, data, sizeof(data)));
48	rump_sys_close(fd);
49
50	FSTEST_EXIT();
51	FSTEST_DESTRUCTOR(tc, puffs, args);
52}
53
54
55ATF_TP_ADD_TCS(tp)
56{
57
58	ATF_TP_ADD_TC(tp, nocache);
59
60	return atf_no_error();
61}
62