[src/trunk]: src/tests/fs/puffs Add test case for problem described by yamt i...

[pooka <pooka%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c7aa11d51d6b
branches:  trunk
changeset: 758669:c7aa11d51d6b
user:      pooka <pooka%NetBSD.org@localhost>
date:      Fri Nov 12 17:33:28 2010 +0000

description:
Add test case for problem described by yamt in PR kern/44086.
"large writes with PUFFS_KFLAG_NOCACHE_PAGE ends up with EIO"

diffstat:

 tests/fs/puffs/Makefile |   6 +++-
 tests/fs/puffs/t_io.c   |  61 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 65 insertions(+), 2 deletions(-)

diffs (92 lines):

diff -r 2c4542d4c5e1 -r c7aa11d51d6b tests/fs/puffs/Makefile
--- a/tests/fs/puffs/Makefile   Fri Nov 12 17:31:41 2010 +0000
+++ b/tests/fs/puffs/Makefile   Fri Nov 12 17:33:28 2010 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile,v 1.11 2010/07/31 17:11:45 pooka Exp $
+#      $NetBSD: Makefile,v 1.12 2010/11/12 17:33:28 pooka Exp $
 #
 
 .include <bsd.own.mk>
@@ -9,6 +9,7 @@
 
 TESTS_C=       t_basic
 TESTS_C+=      t_fuzz
+TESTS_C+=      t_io
 
 VFSTESTDIR != cd ${.CURDIR}/../common && ${PRINTOBJDIR}
 LDADD+=-L${VFSTESTDIR} -lvfstest
@@ -20,7 +21,8 @@
 LDADD+=                -lrump -lrumpuser -lpthread
 
 # required by -DPUFFSDUMP
-#LDADD+=       -lpuffs -lutil
+LDADD+=        -lpuffs -lutil
+CPPFLAGS+=     -I/home/pooka/src/curpuffs/libpuffs
 
 WARNS=2
 
diff -r 2c4542d4c5e1 -r c7aa11d51d6b tests/fs/puffs/t_io.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/fs/puffs/t_io.c     Fri Nov 12 17:33:28 2010 +0000
@@ -0,0 +1,61 @@
+/*     $NetBSD: t_io.c,v 1.1 2010/11/12 17:33:28 pooka Exp $   */
+
+#include <sys/types.h>
+#include <sys/mount.h>
+#include <sys/socket.h>
+
+#include <assert.h>
+#include <atf-c.h>
+#include <err.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <pthread.h>
+#include <puffs.h>
+#include <puffsdump.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include <rump/rump.h>
+#include <rump/rump_syscalls.h>
+
+#include "../../h_macros.h"
+#include "../common/h_fsmacros.h"
+
+#define MAKEOPTS(...) \
+    char *theopts[] = {NULL, "-s", __VA_ARGS__, "dtfs", "n/a", NULL}
+
+ATF_TC(nocache);
+ATF_TC_HEAD(nocache, tc)
+{
+
+       atf_tc_set_md_var(tc, "descr", "tests large i/o without page cache");
+}
+
+ATF_TC_BODY(nocache, tc)
+{
+       MAKEOPTS("-o", "nopagecache");
+       char data[1024*1024];
+       void *args;
+       int fd;
+
+       FSTEST_CONSTRUCTOR_FSPRIV(tc, puffs, args, theopts);
+       FSTEST_ENTER();
+
+       RL(fd = rump_sys_open("afile", O_CREAT | O_RDWR, 0755));
+       RL(rump_sys_write(fd, data, sizeof(data)));
+       rump_sys_close(fd);
+
+       FSTEST_EXIT();
+       FSTEST_DESTRUCTOR(tc, puffs, args);
+}
+
+
+ATF_TP_ADD_TCS(tp)
+{
+
+       ATF_TP_ADD_TC(tp, nocache);
+
+       return atf_no_error();
+}