6 files changed, 553 insertions, 15 deletions

diff --git a/kernel/kqueue/Makefile b/kernel/kqueue/Makefile
index f35d2b9076cd..a6e8b2d23ac9 100644
--- a/kernel/kqueue/Makefile
+++ b/kernel/kqueue/Makefile
@@ -1,12 +1,13 @@
-# $NetBSD: Makefile,v 1.3 2012/11/17 21:55:24 joerg Exp $
+# $NetBSD: Makefile,v 1.5 2016/04/29 07:12:34 ryoon Exp $
 
+WARNS?=6
 NOMAN=		# defined
 
 .include <bsd.own.mk>
 
 TESTSDIR=	${TESTSBASE}/kernel/kqueue
 
-TESTS_SUBDIRS=		read
+TESTS_SUBDIRS=	read
 TESTS_SUBDIRS+=	write
 
 TESTS_C=	t_ioctl
@@ -14,5 +15,6 @@ TESTS_C+=	t_proc1
 TESTS_C+=	t_proc2
 TESTS_C+=	t_proc3
 TESTS_C+=	t_sig
+TESTS_C+=	t_vnode
 
 .include <bsd.test.mk>
diff --git a/kernel/kqueue/t_ioctl.c b/kernel/kqueue/t_ioctl.c
index 8ed5a79c222d..d996fdfbd575 100644
--- a/kernel/kqueue/t_ioctl.c
+++ b/kernel/kqueue/t_ioctl.c
@@ -1,4 +1,4 @@
-/* $NetBSD: t_ioctl.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */
+/* $NetBSD: t_ioctl.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */
 
 /*-
  * Copyright (c) 2002, 2008 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
 #include <sys/cdefs.h>
 __COPYRIGHT("@(#) Copyright (c) 2008\
  The NetBSD Foundation, inc. All rights reserved.");
-__RCSID("$NetBSD: t_ioctl.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $");
+__RCSID("$NetBSD: t_ioctl.c,v 1.2 2015/01/14 22:22:32 christos Exp $");
 
 #include <sys/event.h>
 #include <sys/ioctl.h>
@@ -53,7 +53,8 @@ ATF_TC_BODY(kfilter_byfilter, tc)
 {
 	char buf[32];
 	struct kfilter_mapping km;
-	int i, kq;
+	int kq;
+	uint32_t i;
 
 	RL(kq = kqueue());
 
diff --git a/kernel/kqueue/t_proc1.c b/kernel/kqueue/t_proc1.c
index e7553095faf5..07d5a3c0279d 100644
--- a/kernel/kqueue/t_proc1.c
+++ b/kernel/kqueue/t_proc1.c
@@ -1,4 +1,4 @@
-/* $NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */
+/* $NetBSD: t_proc1.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */
 
 /*-
  * Copyright (c) 2002, 2008 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
 #include <sys/cdefs.h>
 __COPYRIGHT("@(#) Copyright (c) 2008\
  The NetBSD Foundation, inc. All rights reserved.");
-__RCSID("$NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $");
+__RCSID("$NetBSD: t_proc1.c,v 1.2 2015/01/14 22:22:32 christos Exp $");
 
 /*
  * this also used to trigger problem fixed in
@@ -99,7 +99,8 @@ ATF_TC_BODY(proc1, tc)
 {
 	struct kevent event[1];
 	pid_t pid;
-	int kq, want, status;
+	int kq, status;
+	u_int want;
 
 	RL(kq = kqueue());
 
@@ -112,7 +113,7 @@ ATF_TC_BODY(proc1, tc)
 
 	(void)sleep(1); /* give child some time to come up */
 
-	event[0].ident = pid;
+	event[0].ident = (uintptr_t)pid;
 	event[0].filter = EVFILT_PROC;
 	event[0].flags = EV_ADD | EV_ENABLE;
 	event[0].fflags = NOTE_EXIT | NOTE_FORK | NOTE_EXEC; /* | NOTE_TRACK;*/
diff --git a/kernel/kqueue/t_proc2.c b/kernel/kqueue/t_proc2.c
index 54769d6e8791..e70fcb279d1a 100644
--- a/kernel/kqueue/t_proc2.c
+++ b/kernel/kqueue/t_proc2.c
@@ -1,4 +1,4 @@
-/* $NetBSD: t_proc2.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */
+/* $NetBSD: t_proc2.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */
 
 /*-
  * Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -32,7 +32,7 @@
 #include <sys/cdefs.h>
 __COPYRIGHT("@(#) Copyright (c) 2008\
  The NetBSD Foundation, inc. All rights reserved.");
-__RCSID("$NetBSD: t_proc2.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $");
+__RCSID("$NetBSD: t_proc2.c,v 1.2 2015/01/14 22:22:32 christos Exp $");
 
 #include <sys/event.h>
 #include <sys/time.h>
@@ -106,7 +106,8 @@ ATF_TC_BODY(proc2, tc)
 		/* NOTREACHED */
 	}
 
-	EV_SET(&ke, pid, EVFILT_PROC, EV_ADD, NOTE_FORK|NOTE_TRACK, 0, 0);
+	EV_SET(&ke, (uintptr_t)pid, EVFILT_PROC, EV_ADD, NOTE_FORK|NOTE_TRACK,
+	    0, 0);
 
 	RL(kevent(kq, &ke, 1, NULL, 0, &timeout));
 
diff --git a/kernel/kqueue/t_proc3.c b/kernel/kqueue/t_proc3.c
index 3cb9ae565cbb..b77510becec7 100644
--- a/kernel/kqueue/t_proc3.c
+++ b/kernel/kqueue/t_proc3.c
@@ -1,4 +1,4 @@
-/* $NetBSD: t_proc3.c,v 1.1 2012/11/17 21:55:24 joerg Exp $ */
+/* $NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */
 
 /*-
  * Copyright (c) 2012 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: t_proc3.c,v 1.1 2012/11/17 21:55:24 joerg Exp $");
+__RCSID("$NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $");
 
 #include <sys/event.h>
 #include <sys/time.h>
@@ -63,7 +63,7 @@ ATF_TC_BODY(proc3, tc)
 
 	RL(kq = kqueue());
 
-	EV_SET(&ke, getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0);
+	EV_SET(&ke, (uintptr_t)getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0);
 
 	RL(kevent(kq, &ke, 1, NULL, 0, NULL));
 
diff --git a/kernel/kqueue/t_vnode.c b/kernel/kqueue/t_vnode.c
new file mode 100644
index 000000000000..e87c2b2c2d6f
--- /dev/null
+++ b/kernel/kqueue/t_vnode.c
@@ -0,0 +1,533 @@
+#include <sys/event.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <atf-c.h>
+
+/*
+ * Test cases for events triggered by manipulating a target directory
+ * content.  Using EVFILT_VNODE filter on the target directory descriptor.
+ *
+ */
+
+static const char *dir_target = "foo";
+static const char *dir_inside1 = "foo/bar1";
+static const char *dir_inside2 = "foo/bar2";
+static const char *dir_outside = "bar";
+static const char *file_inside1 = "foo/baz1";
+static const char *file_inside2 = "foo/baz2";
+static const char *file_outside = "qux";
+static const struct timespec ts = {0, 0};
+static int kq = -1;
+static int target = -1;
+
+int init_target(void);
+int init_kqueue(void);
+int create_file(const char *);
+void cleanup(void);
+
+int
+init_target(void)
+{
+	if (mkdir(dir_target, S_IRWXU) < 0) {
+		return -1;
+	}
+	target = open(dir_target, O_RDONLY, 0);
+	return target;
+}
+
+int
+init_kqueue(void)
+{
+	struct kevent eventlist[1];
+
+	kq = kqueue();
+	if (kq < 0) {
+		return -1;
+	}
+	EV_SET(&eventlist[0], (uintptr_t)target, EVFILT_VNODE,
+		EV_ADD | EV_ONESHOT, NOTE_DELETE |
+		NOTE_WRITE | NOTE_EXTEND | NOTE_ATTRIB |
+		NOTE_LINK | NOTE_RENAME | NOTE_REVOKE, 0, 0);
+	return kevent(kq, eventlist, 1, NULL, 0, NULL);
+}
+
+int
+create_file(const char *file)
+{
+	int fd;
+
+	fd = open(file, O_WRONLY | O_CREAT, S_IRUSR | S_IWUSR);
+	if (fd < 0) {
+		return -1;
+	}
+	return close(fd);
+}
+
+void
+cleanup(void)
+{
+	(void)unlink(file_inside1);
+	(void)unlink(file_inside2);
+	(void)unlink(file_outside);
+	(void)rmdir(dir_inside1);
+	(void)rmdir(dir_inside2);
+	(void)rmdir(dir_outside);
+	(void)rmdir(dir_target);
+	(void)close(kq);
+	(void)close(target);
+}
+
+ATF_TC_WITH_CLEANUP(dir_no_note_link_create_file_in);
+ATF_TC_HEAD(dir_no_note_link_create_file_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) does not return NOTE_LINK for the directory "
+		"'foo' if a file 'foo/baz' is created.");
+}
+ATF_TC_BODY(dir_no_note_link_create_file_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
+}
+ATF_TC_CLEANUP(dir_no_note_link_create_file_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_no_note_link_delete_file_in);
+ATF_TC_HEAD(dir_no_note_link_delete_file_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) does not return NOTE_LINK for the directory "
+		"'foo' if a file 'foo/baz' is deleted.");
+}
+ATF_TC_BODY(dir_no_note_link_delete_file_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(unlink(file_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
+}
+ATF_TC_CLEANUP(dir_no_note_link_delete_file_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_no_note_link_mv_dir_within);
+ATF_TC_HEAD(dir_no_note_link_mv_dir_within, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) does not return NOTE_LINK for the directory "
+		"'foo' if a directory 'foo/bar' is renamed to 'foo/baz'.");
+}
+ATF_TC_BODY(dir_no_note_link_mv_dir_within, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(dir_inside1, dir_inside2) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
+}
+ATF_TC_CLEANUP(dir_no_note_link_mv_dir_within, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_no_note_link_mv_file_within);
+ATF_TC_HEAD(dir_no_note_link_mv_file_within, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) does not return NOTE_LINK for the directory "
+		"'foo' if a file 'foo/baz' is renamed to 'foo/qux'.");
+}
+ATF_TC_BODY(dir_no_note_link_mv_file_within, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(file_inside1, file_inside2) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, 0);
+}
+ATF_TC_CLEANUP(dir_no_note_link_mv_file_within, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_link_create_dir_in);
+ATF_TC_HEAD(dir_note_link_create_dir_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_LINK for the directory "
+		"'foo' if a directory 'foo/bar' is created.");
+}
+ATF_TC_BODY(dir_note_link_create_dir_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
+}
+ATF_TC_CLEANUP(dir_note_link_create_dir_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_link_delete_dir_in);
+ATF_TC_HEAD(dir_note_link_delete_dir_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_LINK for the directory "
+		"'foo' if a directory 'foo/bar' is deleted.");
+}
+ATF_TC_BODY(dir_note_link_delete_dir_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rmdir(dir_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
+}
+ATF_TC_CLEANUP(dir_note_link_delete_dir_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_link_mv_dir_in);
+ATF_TC_HEAD(dir_note_link_mv_dir_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_LINK for the directory "
+		"'foo' if a directory 'bar' is renamed to 'foo/bar'.");
+}
+ATF_TC_BODY(dir_note_link_mv_dir_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_outside, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(dir_outside, dir_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
+}
+ATF_TC_CLEANUP(dir_note_link_mv_dir_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_link_mv_dir_out);
+ATF_TC_HEAD(dir_note_link_mv_dir_out, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_LINK for the directory "
+		"'foo' if a directory 'foo/bar' is renamed to 'bar'.");
+}
+ATF_TC_BODY(dir_note_link_mv_dir_out, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(dir_inside1, dir_outside) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_LINK, NOTE_LINK);
+}
+ATF_TC_CLEANUP(dir_note_link_mv_dir_out, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_create_dir_in);
+ATF_TC_HEAD(dir_note_write_create_dir_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a directory 'foo/bar' is created.");
+}
+ATF_TC_BODY(dir_note_write_create_dir_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_create_dir_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_create_file_in);
+ATF_TC_HEAD(dir_note_write_create_file_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a file 'foo/baz' is created.");
+}
+ATF_TC_BODY(dir_note_write_create_file_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_create_file_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_delete_dir_in);
+ATF_TC_HEAD(dir_note_write_delete_dir_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a directory 'foo/bar' is deleted.");
+}
+ATF_TC_BODY(dir_note_write_delete_dir_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rmdir(dir_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_delete_dir_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_delete_file_in);
+ATF_TC_HEAD(dir_note_write_delete_file_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a file 'foo/baz' is deleted.");
+}
+ATF_TC_BODY(dir_note_write_delete_file_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(unlink(file_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_delete_file_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_in);
+ATF_TC_HEAD(dir_note_write_mv_dir_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a directory 'bar' is renamed to 'foo/bar'.");
+}
+ATF_TC_BODY(dir_note_write_mv_dir_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_outside, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(dir_outside, dir_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_mv_dir_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_out);
+ATF_TC_HEAD(dir_note_write_mv_dir_out, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a directory 'foo/bar' is renamed to 'bar'.");
+}
+ATF_TC_BODY(dir_note_write_mv_dir_out, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(dir_inside1, dir_outside) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_mv_dir_out, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_mv_dir_within);
+ATF_TC_HEAD(dir_note_write_mv_dir_within, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a directory 'foo/bar' is renamed to 'foo/baz'.");
+}
+ATF_TC_BODY(dir_note_write_mv_dir_within, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(mkdir(dir_inside1, S_IRWXU) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(dir_inside1, dir_inside2) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_mv_dir_within, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_in);
+ATF_TC_HEAD(dir_note_write_mv_file_in, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a file 'qux' is renamed to 'foo/baz'.");
+}
+ATF_TC_BODY(dir_note_write_mv_file_in, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(create_file(file_outside) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(file_outside, file_inside1) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_mv_file_in, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_out);
+ATF_TC_HEAD(dir_note_write_mv_file_out, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a file 'foo/baz' is renamed to 'qux'.");
+}
+ATF_TC_BODY(dir_note_write_mv_file_out, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(file_inside1, file_outside) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_mv_file_out, tc)
+{
+	cleanup();
+}
+
+ATF_TC_WITH_CLEANUP(dir_note_write_mv_file_within);
+ATF_TC_HEAD(dir_note_write_mv_file_within, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "This test case ensures "
+		"that kevent(2) returns NOTE_WRITE for the directory "
+		"'foo' if a file 'foo/baz' is renamed to 'foo/qux'.");
+}
+ATF_TC_BODY(dir_note_write_mv_file_within, tc)
+{
+	struct kevent changelist[1];
+
+	ATF_REQUIRE(init_target() != -1);
+	ATF_REQUIRE(create_file(file_inside1) != -1);
+	ATF_REQUIRE(init_kqueue() != -1);
+
+	ATF_REQUIRE(rename(file_inside1, file_inside2) != -1);
+	ATF_REQUIRE(kevent(kq, NULL, 0, changelist, 1, &ts) != -1);
+	ATF_CHECK_EQ(changelist[0].fflags & NOTE_WRITE, NOTE_WRITE);
+}
+ATF_TC_CLEANUP(dir_note_write_mv_file_within, tc)
+{
+	cleanup();
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+	ATF_TP_ADD_TC(tp, dir_no_note_link_create_file_in);
+	ATF_TP_ADD_TC(tp, dir_no_note_link_delete_file_in);
+	ATF_TP_ADD_TC(tp, dir_no_note_link_mv_dir_within);
+	ATF_TP_ADD_TC(tp, dir_no_note_link_mv_file_within);
+	ATF_TP_ADD_TC(tp, dir_note_link_create_dir_in);
+	ATF_TP_ADD_TC(tp, dir_note_link_delete_dir_in);
+	ATF_TP_ADD_TC(tp, dir_note_link_mv_dir_in);
+	ATF_TP_ADD_TC(tp, dir_note_link_mv_dir_out);
+	ATF_TP_ADD_TC(tp, dir_note_write_create_dir_in);
+	ATF_TP_ADD_TC(tp, dir_note_write_create_file_in);
+	ATF_TP_ADD_TC(tp, dir_note_write_delete_dir_in);
+	ATF_TP_ADD_TC(tp, dir_note_write_delete_file_in);
+	ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_in);
+	ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_out);
+	ATF_TP_ADD_TC(tp, dir_note_write_mv_dir_within);
+	ATF_TP_ADD_TC(tp, dir_note_write_mv_file_in);
+	ATF_TP_ADD_TC(tp, dir_note_write_mv_file_out);
+	ATF_TP_ADD_TC(tp, dir_note_write_mv_file_within);
+	return atf_no_error();
+}