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add test for kern/43321, blessed by pooka@

This commit is contained in:
kefren 2011-01-11 14:03:38 +00:00
parent c3dcb3813f
commit eea5c39883
1 changed files with 47 additions and 1 deletions
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48
tests/fs/vfs/t_vnops.c
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@ -1,4 +1,4 @@
/* $NetBSD: t_vnops.c,v 1.11 2011/01/04 11:17:22 pooka Exp $ */
/* $NetBSD: t_vnops.c,v 1.12 2011/01/11 14:03:38 kefren Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
@ -523,6 +523,50 @@ attrs(const atf_tc_t *tc, const char *mp)
FSTEST_EXIT();
}
static void
fcntl_lock(const atf_tc_t *tc, const char *mp)
{
int fd, fd2;
struct flock l;
struct lwp *lwp1, *lwp2;
FSTEST_ENTER();
l.l_pid = 0;
l.l_start = l.l_len = 1024;
l.l_type = F_RDLCK | F_WRLCK;
l.l_whence = SEEK_END;
lwp1 = rump_pub_lwproc_curlwp();
RL(fd = rump_sys_open(TESTFILE, O_RDWR | O_CREAT, 0755));
RL(rump_sys_ftruncate(fd, 8192));
/* PR kern/43321 */
RL(rump_sys_fcntl(fd, F_SETLK, &l));
/* Next, we fork and try to lock the same area */
RZ(rump_pub_lwproc_rfork(RUMP_RFCFDG));
lwp2 = rump_pub_lwproc_curlwp();
RL(fd2 = rump_sys_open(TESTFILE, O_RDWR, 0));
ATF_REQUIRE_ERRNO(EAGAIN, rump_sys_fcntl(fd2, F_SETLK, &l));
/* Switch back and unlock... */
rump_pub_lwproc_switch(lwp1);
l.l_type = F_UNLCK;
RL(rump_sys_fcntl(fd, F_SETLK, &l));
/* ... and try to lock again */
rump_pub_lwproc_switch(lwp2);
l.l_type = F_RDLCK | F_WRLCK;
RL(rump_sys_fcntl(fd2, F_SETLK, &l));
RL(rump_sys_close(fd2));
rump_pub_lwproc_releaselwp();
RL(rump_sys_close(fd));
FSTEST_EXIT();
}
ATF_TC_FSAPPLY(lookup_simple, "simple lookup (./.. on root)");
ATF_TC_FSAPPLY(lookup_complex, "lookup of non-dot entries");
ATF_TC_FSAPPLY(dir_simple, "mkdir/rmdir");
@ -534,6 +578,7 @@ ATF_TC_FSAPPLY(create_nametoolong, "create file with name too long");
ATF_TC_FSAPPLY(rename_nametoolong, "rename to file with name too long");
ATF_TC_FSAPPLY(symlink_zerolen, "symlink with 0-len target");
ATF_TC_FSAPPLY(attrs, "check setting attributes works");
ATF_TC_FSAPPLY(fcntl_lock, "check fcntl F_SETLK");
ATF_TP_ADD_TCS(tp)
{
@ -549,6 +594,7 @@ ATF_TP_ADD_TCS(tp)
ATF_TP_FSAPPLY(rename_nametoolong);
ATF_TP_FSAPPLY(symlink_zerolen);
ATF_TP_FSAPPLY(attrs);
ATF_TP_FSAPPLY(fcntl_lock);
return atf_no_error();
}