static void
s1394_cmp_fini(s1394_hal_t *hal)
{
s1394_cmp_hal_t *cmp = &hal->hal_cmp;
rw_destroy(&cmp->cmp_ompr_rwlock);
rw_destroy(&cmp->cmp_impr_rwlock);
}
static void
zfs_freezfsvfs(zfsvfs_t *zfsvfs)
{
mutex_destroy(&zfsvfs->z_znodes_lock);
mutex_destroy(&zfsvfs->z_online_recv_lock);
list_destroy(&zfsvfs->z_all_znodes);
rrw_destroy(&zfsvfs->z_teardown_lock);
rw_destroy(&zfsvfs->z_teardown_inactive_lock);
rw_destroy(&zfsvfs->z_fuid_lock);
kmem_free(zfsvfs, sizeof (zfsvfs_t));
}
int
testcall(struct lwp *l, void *uap, register_t *retval)
{
int i;
mutex_init(&test_mutex, MUTEX_DEFAULT, IPL_NONE);
rw_init(&test_rwlock);
cv_init(&test_cv, "testcv");
printf("test: creating threads\n");
test_count = NTHREADS;
test_exit = 0;
for (i = 0; i < test_count; i++)
kthread_create(0, KTHREAD_MPSAFE, NULL, thread1, &primes[i],
&test_threads[i], "thread%d", i);
printf("test: sleeping\n");
mutex_enter(&test_mutex);
while (test_count != 0) {
(void)cv_timedwait(&test_cv, &test_mutex, hz * SECONDS);
test_exit = 1;
}
mutex_exit(&test_mutex);
printf("test: finished\n");
cv_destroy(&test_cv);
rw_destroy(&test_rwlock);
mutex_destroy(&test_mutex);
return 0;
}
void
mdeg_fini(void)
{
/*
* Flip the enabled switch off to make sure that
* no events get dispatched while things are being
* torn down.
*/
mdeg.enabled = B_FALSE;
/* destroy the task queue */
taskq_destroy(mdeg.taskq);
/*
* Deallocate the table of registered clients
*/
kmem_free(mdeg.tbl, mdeg.maxclnts * sizeof (mdeg_clnt_t));
rw_destroy(&mdeg.rwlock);
/*
* Free up the cached MDs.
*/
if (mdeg.md_curr)
(void) md_fini_handle(mdeg.md_curr);
if (mdeg.md_prev)
(void) md_fini_handle(mdeg.md_prev);
mutex_destroy(&mdeg.lock);
}
void
rdsv3_sock_exit_data(struct rsock *sk)
{
struct rdsv3_sock *rs = sk->sk_protinfo;
RDSV3_DPRINTF4("rdsv3_sock_exit_data", "rs: %p sk: %p", rs, sk);
ASSERT(rs != NULL);
ASSERT(rdsv3_sk_sock_flag(sk, SOCK_DEAD));
rs->rs_sk = NULL;
list_destroy(&rs->rs_send_queue);
list_destroy(&rs->rs_notify_queue);
list_destroy(&rs->rs_recv_queue);
rw_destroy(&rs->rs_recv_lock);
mutex_destroy(&rs->rs_lock);
mutex_destroy(&rs->rs_rdma_lock);
avl_destroy(&rs->rs_rdma_keys);
mutex_destroy(&rs->rs_conn_lock);
mutex_destroy(&rs->rs_congested_lock);
cv_destroy(&rs->rs_congested_cv);
rdsv3_exit_waitqueue(sk->sk_sleep);
kmem_free(sk->sk_sleep, sizeof (rdsv3_wait_queue_t));
mutex_destroy(&sk->sk_lock);
kmem_cache_free(rdsv3_alloc_cache, sk);
RDSV3_DPRINTF4("rdsv3_sock_exit_data", "rs: %p sk: %p", rs, sk);
}
void
taskq_destroy(taskq_t *tq)
{
int t;
int nthreads = tq->tq_nthreads;
taskq_wait(tq);
mutex_enter(&tq->tq_lock);
tq->tq_flags &= ~TASKQ_ACTIVE;
cv_broadcast(&tq->tq_dispatch_cv);
while (tq->tq_nthreads != 0)
cv_wait(&tq->tq_wait_cv, &tq->tq_lock);
tq->tq_minalloc = 0;
while (tq->tq_nalloc != 0) {
ASSERT(tq->tq_freelist != NULL);
task_free(tq, task_alloc(tq, KM_SLEEP));
}
mutex_exit(&tq->tq_lock);
for (t = 0; t < nthreads; t++)
(void) thr_join(tq->tq_threadlist[t], NULL, NULL);
kmem_free(tq->tq_threadlist, nthreads * sizeof (thread_t));
rw_destroy(&tq->tq_threadlock);
kmem_free(tq, sizeof (taskq_t));
}
void
zcrypt_keystore_fini(spa_t *spa)
{
void *cookie;
avl_tree_t *tree;
zcrypt_keystore_node_t *node;
if (spa->spa_keystore == NULL)
return;
rw_enter(&spa->spa_keystore->sk_lock, RW_WRITER);
/*
* Note we don't bother with the refcnt of the keys in here
* because this function can't return failure so we just need to
* destroy everything.
*/
cookie = NULL;
tree = &spa->spa_keystore->sk_dslkeys;
while ((node = avl_destroy_nodes(tree, &cookie)) != NULL) {
mutex_enter(&node->skn_lock);
(void) zcrypt_keychain_fini(node->skn_keychain);
zcrypt_key_free(node->skn_wrapkey);
mutex_exit(&node->skn_lock);
bzero(node, sizeof (zcrypt_keystore_node_t));
kmem_free(node, sizeof (zcrypt_keystore_node_t));
}
avl_destroy(tree);
rw_exit(&spa->spa_keystore->sk_lock);
rw_destroy(&spa->spa_keystore->sk_lock);
kmem_free(spa->spa_keystore, sizeof (zcrypt_keystore_t));
spa->spa_keystore = NULL;
}
/* Try to discard pages, in order to recycle a vcache entry.
*
* We also make some sanity checks: ref count, open count, held locks.
*
* We also do some non-VM-related chores, such as releasing the cred pointer
* (for AIX and Solaris) and releasing the gnode (for AIX).
*
* Locking: afs_xvcache lock is held. If it is dropped and re-acquired,
* *slept should be set to warn the caller.
*
* Formerly, afs_xvcache was dropped and re-acquired for Solaris, but now it
* is not dropped and re-acquired for any platform. It may be that *slept is
* therefore obsolescent.
*/
int
osi_VM_FlushVCache(struct vcache *avc, int *slept)
{
if (avc->vrefCount != 0)
return EBUSY;
if (avc->opens)
return EBUSY;
/* if a lock is held, give up */
if (CheckLock(&avc->lock))
return EBUSY;
AFS_GUNLOCK();
pvn_vplist_dirty(AFSTOV(avc), 0, NULL, B_TRUNC | B_INVAL, CRED());
AFS_GLOCK();
/* Might as well make the obvious check */
if (AFSTOV(avc)->v_pages)
return EBUSY; /* should be all gone still */
rw_destroy(&avc->rwlock);
if (avc->credp) {
crfree(avc->credp);
avc->credp = NULL;
}
return 0;
}
void
mem_range_destroy(void)
{
if (mem_range_softc.mr_op == NULL)
return;
rw_destroy(&mr_lock);
}
static int
splat_rwlock_test2(struct file *file, void *arg)
{
rw_priv_t *rwp;
taskq_t *tq;
int i, rc = 0, tq_count = 256;
rwp = (rw_priv_t *)kmalloc(sizeof(*rwp), GFP_KERNEL);
if (rwp == NULL)
return -ENOMEM;
splat_init_rw_priv(rwp, file);
/* Create several threads allowing tasks to race with each other */
tq = taskq_create(SPLAT_RWLOCK_TEST_TASKQ, num_online_cpus(),
maxclsyspri, 50, INT_MAX, TASKQ_PREPOPULATE);
if (tq == NULL) {
rc = -ENOMEM;
goto out;
}
/*
* Schedule N work items to the work queue each of which enters the
* writer rwlock, sleeps briefly, then exits the writer rwlock. On a
* multiprocessor box these work items will be handled by all available
* CPUs. The task function checks to ensure the tracked shared variable
* is always only incremented by one. Additionally, the rwlock itself
* is instrumented such that if any two processors are in the
* critical region at the same time the system will panic. If the
* rwlock is implemented right this will never happy, that's a pass.
*/
for (i = 0; i < tq_count; i++) {
if (!taskq_dispatch(tq,splat_rwlock_test2_func,rwp,TQ_SLEEP)) {
splat_vprint(file, SPLAT_RWLOCK_TEST2_NAME,
"Failed to queue task %d\n", i);
rc = -EINVAL;
}
}
taskq_wait(tq);
if (rwp->rw_rc == tq_count) {
splat_vprint(file, SPLAT_RWLOCK_TEST2_NAME, "%d racing threads "
"correctly entered/exited the rwlock %d times\n",
num_online_cpus(), rwp->rw_rc);
} else {
splat_vprint(file, SPLAT_RWLOCK_TEST2_NAME, "%d racing threads "
"only processed %d/%d w rwlock work items\n",
num_online_cpus(), rwp->rw_rc, tq_count);
rc = -EINVAL;
}
taskq_destroy(tq);
rw_destroy(&(rwp->rw_rwlock));
out:
kfree(rwp);
return rc;
}
/*ARGSUSED*/
static void
zfs_znode_cache_destructor(void *buf, void *cdarg)
{
znode_t *zp = buf;
ASSERT(zp->z_dirlocks == 0);
mutex_destroy(&zp->z_lock);
rw_destroy(&zp->z_map_lock);
rw_destroy(&zp->z_parent_lock);
rw_destroy(&zp->z_name_lock);
mutex_destroy(&zp->z_acl_lock);
avl_destroy(&zp->z_range_avl);
mutex_destroy(&zp->z_range_lock);
ASSERT(zp->z_dbuf == NULL);
ASSERT(ZTOV(zp)->v_count == 0);
vn_free(ZTOV(zp));
}
/*ARGSUSED*/
static void
zfs_znode_cache_destructor(void *buf, void *arg)
{
znode_t *zp = buf;
ASSERT(!list_link_active(&zp->z_link_node));
mutex_destroy(&zp->z_lock);
rw_destroy(&zp->z_parent_lock);
rw_destroy(&zp->z_name_lock);
mutex_destroy(&zp->z_acl_lock);
rw_destroy(&zp->z_xattr_lock);
avl_destroy(&zp->z_range_avl);
mutex_destroy(&zp->z_range_lock);
ASSERT(zp->z_dirlocks == NULL);
ASSERT(zp->z_acl_cached == NULL);
ASSERT(zp->z_xattr_cached == NULL);
}
void
vnic_dev_fini(void)
{
ASSERT(vnic_count == 0);
rw_destroy(&vnic_lock);
mod_hash_destroy_idhash(vnic_hash);
kmem_cache_destroy(vnic_cache);
}
static void
kcpc_fini(void)
{
long hash;
for (hash = 0; hash < CPC_HASH_BUCKETS; hash++)
mutex_destroy(&kcpc_ctx_llock[hash]);
rw_destroy(&kcpc_cpuctx_lock);
}
int
ddi_intr_free(ddi_intr_handle_t h)
{
ddi_intr_handle_impl_t *hdlp = (ddi_intr_handle_impl_t *)h;
int ret;
DDI_INTR_APIDBG((CE_CONT, "ddi_intr_free: hdlp = %p\n", (void *)hdlp));
if (hdlp == NULL)
return (DDI_EINVAL);
rw_enter(&hdlp->ih_rwlock, RW_WRITER);
if (((hdlp->ih_flags & DDI_INTR_MSIX_DUP) &&
(hdlp->ih_state != DDI_IHDL_STATE_ADDED)) ||
((hdlp->ih_state != DDI_IHDL_STATE_ALLOC) &&
(!(hdlp->ih_flags & DDI_INTR_MSIX_DUP)))) {
rw_exit(&hdlp->ih_rwlock);
return (DDI_EINVAL);
}
/* Set the number of interrupts to free */
hdlp->ih_scratch1 = 1;
ret = i_ddi_intr_ops(hdlp->ih_dip, hdlp->ih_dip,
DDI_INTROP_FREE, hdlp, NULL);
rw_exit(&hdlp->ih_rwlock);
if (ret == DDI_SUCCESS) {
/* This would be the dup vector */
if (hdlp->ih_flags & DDI_INTR_MSIX_DUP)
atomic_dec_32(&hdlp->ih_main->ih_dup_cnt);
else {
int n, curr_type;
n = i_ddi_intr_get_current_nintrs(hdlp->ih_dip) - 1;
curr_type = i_ddi_intr_get_current_type(hdlp->ih_dip);
i_ddi_intr_set_current_nintrs(hdlp->ih_dip, n);
if ((i_ddi_irm_supported(hdlp->ih_dip, curr_type)
!= DDI_SUCCESS) && (n > 0))
(void) i_ddi_irm_modify(hdlp->ih_dip, n);
if (hdlp->ih_type & DDI_INTR_TYPE_FIXED)
i_ddi_set_intr_handle(hdlp->ih_dip,
hdlp->ih_inum, NULL);
i_ddi_intr_devi_fini(hdlp->ih_dip);
i_ddi_free_intr_phdl(hdlp);
}
rw_destroy(&hdlp->ih_rwlock);
kmem_free(hdlp, sizeof (ddi_intr_handle_impl_t));
}
return (ret);
}
void
zfs_sb_free(zfs_sb_t *zsb)
{
int i;
zfs_fuid_destroy(zsb);
mutex_destroy(&zsb->z_znodes_lock);
mutex_destroy(&zsb->z_lock);
list_destroy(&zsb->z_all_znodes);
rrw_destroy(&zsb->z_teardown_lock);
rw_destroy(&zsb->z_teardown_inactive_lock);
rw_destroy(&zsb->z_fuid_lock);
for (i = 0; i != ZFS_OBJ_MTX_SZ; i++)
mutex_destroy(&zsb->z_hold_mtx[i]);
mutex_destroy(&zsb->z_ctldir_lock);
avl_destroy(&zsb->z_ctldir_snaps);
kmem_free(zsb, sizeof (zfs_sb_t));
}
/* Called from _fini */
void
rdsib_fini()
{
/* Stop logging */
rds_logging_destroy();
cv_destroy(&rds_dpool.pool_cv);
mutex_destroy(&rds_dpool.pool_lock);
cv_destroy(&rds_cpool.pool_cv);
mutex_destroy(&rds_cpool.pool_lock);
rw_destroy(&rds_loopback_portmap_lock);
rw_destroy(&rdsib_statep->rds_hca_lock);
rw_destroy(&rdsib_statep->rds_sessionlock);
kmem_free(rdsib_statep, sizeof (rds_state_t));
rds_transport_ops = NULL;
}
void
zfs_sb_free(zfs_sb_t *zsb)
{
int i;
zfs_fuid_destroy(zsb);
mutex_destroy(&zsb->z_znodes_lock);
mutex_destroy(&zsb->z_lock);
list_destroy(&zsb->z_all_znodes);
rrm_destroy(&zsb->z_teardown_lock);
rw_destroy(&zsb->z_teardown_inactive_lock);
rw_destroy(&zsb->z_fuid_lock);
for (i = 0; i != ZFS_OBJ_MTX_SZ; i++)
mutex_destroy(&zsb->z_hold_mtx[i]);
vmem_free(zsb->z_hold_mtx, sizeof (kmutex_t) * ZFS_OBJ_MTX_SZ);
zfs_mntopts_free(zsb->z_mntopts);
kmem_free(zsb, sizeof (zfs_sb_t));
}
/*ARGSUSED*/
static void
zfs_znode_cache_destructor(void *buf, void *arg)
{
znode_t *zp = buf;
// ASSERT(!POINTER_IS_VALID(zp->z_zfsvfs));
ASSERT(ZTOV(zp)->v_data == zp);
vn_free(ZTOV(zp));
ASSERT(!list_link_active(&zp->z_link_node));
mutex_destroy(&zp->z_lock);
rw_destroy(&zp->z_parent_lock);
rw_destroy(&zp->z_name_lock);
mutex_destroy(&zp->z_acl_lock);
avl_destroy(&zp->z_range_avl);
mutex_destroy(&zp->z_range_lock);
ASSERT(zp->z_dirlocks == NULL);
ASSERT(zp->z_acl_cached == NULL);
}
/*ARGSUSED*/
static void
taskq_destructor(void *arg, void *obj)
{
taskq_t *tq = obj;
mutex_destroy(&tq->tq_lock);
rw_destroy(&tq->tq_threadlock);
cv_destroy(&tq->tq_dispatch_cv);
cv_destroy(&tq->tq_wait_cv);
}
void
dce_stack_destroy(ip_stack_t *ipst)
{
int i;
for (i = 0; i < ipst->ips_dce_hashsize; i++) {
rw_destroy(&ipst->ips_dce_hash_v4[i].dcb_lock);
rw_destroy(&ipst->ips_dce_hash_v6[i].dcb_lock);
}
kmem_free(ipst->ips_dce_hash_v4,
ipst->ips_dce_hashsize * sizeof (dcb_t));
ipst->ips_dce_hash_v4 = NULL;
kmem_free(ipst->ips_dce_hash_v6,
ipst->ips_dce_hashsize * sizeof (dcb_t));
ipst->ips_dce_hash_v6 = NULL;
ipst->ips_dce_hashsize = 0;
ASSERT(ipst->ips_dce_default->dce_refcnt == 1);
kmem_cache_free(dce_cache, ipst->ips_dce_default);
ipst->ips_dce_default = NULL;
}
/* detach */
int
url_detach(device_t self, int flags)
{
struct url_softc *sc = device_private(self);
struct ifnet *ifp = GET_IFP(sc);
int s;
DPRINTF(("%s: %s: enter\n", device_xname(sc->sc_dev), __func__));
/* Detached before attached finished */
if (!sc->sc_attached)
return (0);
callout_stop(&sc->sc_stat_ch);
/* Remove any pending tasks */
usb_rem_task(sc->sc_udev, &sc->sc_tick_task);
usb_rem_task(sc->sc_udev, &sc->sc_stop_task);
s = splusb();
if (--sc->sc_refcnt >= 0) {
/* Wait for processes to go away */
usb_detach_waitold(sc->sc_dev);
}
if (ifp->if_flags & IFF_RUNNING)
url_stop(GET_IFP(sc), 1);
rnd_detach_source(&sc->rnd_source);
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
ether_ifdetach(ifp);
if_detach(ifp);
#ifdef DIAGNOSTIC
if (sc->sc_pipe_tx != NULL)
aprint_debug_dev(self, "detach has active tx endpoint.\n");
if (sc->sc_pipe_rx != NULL)
aprint_debug_dev(self, "detach has active rx endpoint.\n");
if (sc->sc_pipe_intr != NULL)
aprint_debug_dev(self, "detach has active intr endpoint.\n");
#endif
sc->sc_attached = 0;
splx(s);
rw_destroy(&sc->sc_mii_rwlock);
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
sc->sc_dev);
return (0);
}
static int
splat_rwlock_test6(struct file *file, void *arg)
{
rw_priv_t *rwp;
int rc = -EINVAL;
rwp = (rw_priv_t *)kmalloc(sizeof(*rwp), GFP_KERNEL);
if (rwp == NULL)
return -ENOMEM;
splat_init_rw_priv(rwp, file);
rw_enter(&rwp->rw_rwlock, RW_READER);
if (!RW_READ_HELD(&rwp->rw_rwlock)) {
splat_vprint(file, SPLAT_RWLOCK_TEST6_NAME,
"rwlock should be read lock: %d\n",
RW_READ_HELD(&rwp->rw_rwlock));
goto out;
}
#if defined(CONFIG_RWSEM_GENERIC_SPINLOCK)
/* With one reader upgrade should never fail */
rc = rw_tryupgrade(&rwp->rw_rwlock);
if (!rc) {
splat_vprint(file, SPLAT_RWLOCK_TEST6_NAME,
"rwlock contended preventing upgrade: %d\n",
RW_READ_HELD(&rwp->rw_rwlock));
goto out;
}
if (RW_READ_HELD(&rwp->rw_rwlock) || !RW_WRITE_HELD(&rwp->rw_rwlock)) {
splat_vprint(file, SPLAT_RWLOCK_TEST6_NAME, "rwlock should "
"have 0 (not %d) reader and 1 (not %d) writer\n",
RW_READ_HELD(&rwp->rw_rwlock),
RW_WRITE_HELD(&rwp->rw_rwlock));
goto out;
}
rc = 0;
splat_vprint(file, SPLAT_RWLOCK_TEST6_NAME, "%s",
"rwlock properly upgraded\n");
#else
rc = 0;
splat_vprint(file, SPLAT_RWLOCK_TEST6_NAME, "%s",
"rw_tryupgrade() is disabled for this arch\n");
#endif
out:
rw_exit(&rwp->rw_rwlock);
rw_destroy(&rwp->rw_rwlock);
kfree(rwp);
return rc;
}
int
_fini(void)
{
int rv;
rv = mod_remove(&modlinkage);
if (rv == DDI_SUCCESS) {
rw_destroy(&bd_lock);
ddi_soft_state_fini(&bd_state);
}
return (rv);
}
int
t4_free_l2t(struct l2t_data *d)
{
int i;
for (i = 0; i < d->l2t_size; i++)
mtx_destroy(&d->l2tab[i].lock);
rw_destroy(&d->lock);
free(d, M_CXGBE);
return (0);
}
void
zfs_sb_free(zfs_sb_t *zsb)
{
int i, size = zsb->z_hold_size;
zfs_fuid_destroy(zsb);
mutex_destroy(&zsb->z_znodes_lock);
mutex_destroy(&zsb->z_lock);
list_destroy(&zsb->z_all_znodes);
rrm_destroy(&zsb->z_teardown_lock);
rw_destroy(&zsb->z_teardown_inactive_lock);
rw_destroy(&zsb->z_fuid_lock);
for (i = 0; i != size; i++) {
avl_destroy(&zsb->z_hold_trees[i]);
mutex_destroy(&zsb->z_hold_locks[i]);
}
vmem_free(zsb->z_hold_trees, sizeof (avl_tree_t) * size);
vmem_free(zsb->z_hold_locks, sizeof (kmutex_t) * size);
zfs_mntopts_free(zsb->z_mntopts);
kmem_free(zsb, sizeof (zfs_sb_t));
}
/*
* iscsi_door_term
*
* This function releases the resources allocated to handle the door
* upcall. It disconnects from the door if currently connected.
*/
boolean_t
iscsi_door_term(void)
{
ASSERT(iscsi_door_init);
if (iscsi_door_init) {
iscsi_door_init = B_FALSE;
iscsi_door_unbind();
rw_destroy(&iscsi_door_lock);
sema_destroy(&iscsi_door_sema);
return (B_TRUE);
}
return (B_FALSE);
}
/* ARGSUSED */
int
ddi_intr_add_softint(dev_info_t *dip, ddi_softint_handle_t *h_p, int soft_pri,
ddi_intr_handler_t handler, void *arg1)
{
ddi_softint_hdl_impl_t *hdlp;
int ret;
DDI_INTR_APIDBG((CE_CONT, "ddi_intr_add_softint: dip = %p, "
"softpri = 0x%x\n", (void *)dip, soft_pri));
if ((dip == NULL) || (h_p == NULL) || (handler == NULL)) {
DDI_INTR_APIDBG((CE_CONT, "ddi_intr_add_softint: "
"invalid arguments"));
return (DDI_EINVAL);
}
/* Validate input arguments */
if (soft_pri < DDI_INTR_SOFTPRI_MIN ||
soft_pri > DDI_INTR_SOFTPRI_MAX) {
DDI_INTR_APIDBG((CE_CONT, "ddi_intr_add_softint: invalid "
"soft_pri input given = %x\n", soft_pri));
return (DDI_EINVAL);
}
hdlp = (ddi_softint_hdl_impl_t *)kmem_zalloc(
sizeof (ddi_softint_hdl_impl_t), KM_SLEEP);
/* fill up internally */
rw_init(&hdlp->ih_rwlock, NULL, RW_DRIVER, NULL);
rw_enter(&hdlp->ih_rwlock, RW_WRITER);
hdlp->ih_pri = soft_pri;
hdlp->ih_dip = dip;
hdlp->ih_cb_func = handler;
hdlp->ih_cb_arg1 = arg1;
DDI_INTR_APIDBG((CE_CONT, "ddi_intr_add_softint: hdlp = %p\n",
(void *)hdlp));
/* do the platform specific calls */
if ((ret = i_ddi_add_softint(hdlp)) != DDI_SUCCESS) {
rw_exit(&hdlp->ih_rwlock);
rw_destroy(&hdlp->ih_rwlock);
kmem_free(hdlp, sizeof (ddi_softint_hdl_impl_t));
return (ret);
}
*h_p = (ddi_softint_handle_t)hdlp;
rw_exit(&hdlp->ih_rwlock);
return (ret);
}
/*ARGSUSED*/
static void
i_dls_destructor(void *buf, void *arg)
{
dls_impl_t *dip = buf;
ASSERT(dip->di_dvp == NULL);
ASSERT(dip->di_mnh == NULL);
ASSERT(dip->di_dmap == NULL);
ASSERT(!dip->di_bound);
ASSERT(dip->di_rx == NULL);
ASSERT(dip->di_txinfo == NULL);
rw_destroy(&(dip->di_lock));
}
RTDECL(int) RTSemFastMutexDestroy(RTSEMFASTMUTEX hFastMtx)
{
PRTSEMFASTMUTEXINTERNAL pThis = hFastMtx;
if (pThis == NIL_RTSEMFASTMUTEX)
return VINF_SUCCESS;
AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
AssertMsgReturn(pThis->u32Magic == RTSEMFASTMUTEX_MAGIC, ("%p: u32Magic=%RX32\n", pThis, pThis->u32Magic), VERR_INVALID_HANDLE);
RT_ASSERT_INTS_ON();
ASMAtomicXchgU32(&pThis->u32Magic, RTSEMFASTMUTEX_MAGIC_DEAD);
rw_destroy(&pThis->Mtx);
RTMemFree(pThis);
return VINF_SUCCESS;
}
