本文整理汇总了C++中LIBCFS_FREE函数的典型用法代码示例。如果您正苦于以下问题：C++ LIBCFS_FREE函数的具体用法？C++ LIBCFS_FREE怎么用？C++ LIBCFS_FREE使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了LIBCFS_FREE函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: lst_batch_run_ioctl
static int
lst_batch_run_ioctl(lstio_batch_run_args_t *args)
{
int rc;
char *name;
if (args->lstio_bat_key != console_session.ses_key)
return -EACCES;
if (!args->lstio_bat_namep ||
args->lstio_bat_nmlen <= 0 ||
args->lstio_bat_nmlen > LST_NAME_SIZE)
return -EINVAL;
LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
if (!name)
return -ENOMEM;
if (copy_from_user(name, args->lstio_bat_namep,
args->lstio_bat_nmlen)) {
LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
return -EFAULT;
}
name[args->lstio_bat_nmlen] = 0;
rc = lstcon_batch_run(name, args->lstio_bat_timeout,
args->lstio_bat_resultp);
LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
return rc;
}示例2: lst_group_del_ioctl
static int
lst_group_del_ioctl(lstio_group_del_args_t *args)
{
int rc;
char *name;
if (args->lstio_grp_key != console_session.ses_key)
return -EACCES;
if (!args->lstio_grp_namep ||
args->lstio_grp_nmlen <= 0 ||
args->lstio_grp_nmlen > LST_NAME_SIZE)
return -EINVAL;
LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
if (!name)
return -ENOMEM;
if (copy_from_user(name, args->lstio_grp_namep,
args->lstio_grp_nmlen)) {
LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
return -EFAULT;
}
name[args->lstio_grp_nmlen] = 0;
rc = lstcon_group_del(name);
LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
return rc;
}示例3: lst_batch_add_ioctl
int
lst_batch_add_ioctl(lstio_batch_add_args_t *args)
{
int rc;
char *name;
if (args->lstio_bat_key != console_session.ses_key)
return -EACCES;
if (args->lstio_bat_namep == NULL ||
args->lstio_bat_nmlen <= 0 ||
args->lstio_bat_nmlen > LST_NAME_SIZE)
return -EINVAL;
LIBCFS_ALLOC(name, args->lstio_bat_nmlen + 1);
if (name == NULL)
return -ENOMEM;
if (cfs_copy_from_user(name,
args->lstio_bat_namep,
args->lstio_bat_nmlen)) {
LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
return -EFAULT;
}
name[args->lstio_bat_nmlen] = 0;
rc = lstcon_batch_add(name);
LIBCFS_FREE(name, args->lstio_bat_nmlen + 1);
return rc;
}示例4: lst_group_update_ioctl
static int
lst_group_update_ioctl(lstio_group_update_args_t *args)
{
int rc;
char *name;
if (args->lstio_grp_key != console_session.ses_key)
return -EACCES;
if (args->lstio_grp_resultp == NULL ||
args->lstio_grp_namep == NULL ||
args->lstio_grp_nmlen <= 0 ||
args->lstio_grp_nmlen > LST_NAME_SIZE)
return -EINVAL;
LIBCFS_ALLOC(name, args->lstio_grp_nmlen + 1);
if (name == NULL)
return -ENOMEM;
if (copy_from_user(name,
args->lstio_grp_namep,
args->lstio_grp_nmlen)) {
LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
return -EFAULT;
}
name[args->lstio_grp_nmlen] = 0;
switch (args->lstio_grp_opc) {
case LST_GROUP_CLEAN:
rc = lstcon_group_clean(name, args->lstio_grp_args);
break;
case LST_GROUP_REFRESH:
rc = lstcon_group_refresh(name, args->lstio_grp_resultp);
break;
case LST_GROUP_RMND:
if (args->lstio_grp_count <= 0 ||
args->lstio_grp_idsp == NULL) {
rc = -EINVAL;
break;
}
rc = lstcon_nodes_remove(name, args->lstio_grp_count,
args->lstio_grp_idsp,
args->lstio_grp_resultp);
break;
default:
rc = -EINVAL;
break;
}
LIBCFS_FREE(name, args->lstio_grp_nmlen + 1);
return rc;
}示例5: libcfs_ipif_free_enumeration
void
libcfs_ipif_free_enumeration (char **names, int n)
{
int i;
LASSERT (n > 0);
for (i = 0; i < n && names[i] != NULL; i++)
LIBCFS_FREE(names[i], IFNAMSIZ);
LIBCFS_FREE(names, n * sizeof(*names));
}示例6: usocklnd_handle_zc_req
/* Handle incoming ZC request from sender.
* NB: it's called only from read_handler, so we're sure that
* the conn cannot become zombie in the middle of processing */
int
usocklnd_handle_zc_req(usock_peer_t *peer, __u64 cookie)
{
usock_conn_t *conn;
usock_zc_ack_t *zc_ack;
int type;
int rc;
int dummy;
LIBCFS_ALLOC (zc_ack, sizeof(*zc_ack));
if (zc_ack == NULL)
return -ENOMEM;
zc_ack->zc_cookie = cookie;
/* Let's assume that CONTROL is the best type for zcack,
* but userspace clients don't use typed connections */
if (the_lnet.ln_pid & LNET_PID_USERFLAG)
type = SOCKLND_CONN_ANY;
else
type = SOCKLND_CONN_CONTROL;
rc = usocklnd_find_or_create_conn(peer, type, &conn, NULL, zc_ack,
&dummy);
if (rc != 0) {
LIBCFS_FREE (zc_ack, sizeof(*zc_ack));
return rc;
}
usocklnd_conn_decref(conn);
return 0;
}示例7: lwt_fini
void
lwt_fini ()
{
int i;
lwt_control(0, 0);
for (i = 0; i < cfs_num_online_cpus(); i++)
while (lwt_cpus[i].lwtc_current_page != NULL) {
lwt_page_t *lwtp = lwt_cpus[i].lwtc_current_page;
if (cfs_list_empty (&lwtp->lwtp_list)) {
lwt_cpus[i].lwtc_current_page = NULL;
} else {
lwt_cpus[i].lwtc_current_page =
cfs_list_entry (lwtp->lwtp_list.next,
lwt_page_t, lwtp_list);
cfs_list_del (&lwtp->lwtp_list);
}
__free_page (lwtp->lwtp_page);
LIBCFS_FREE (lwtp, sizeof (*lwtp));
}
}示例8: cfs_wi_shutdown
void
cfs_wi_shutdown (void)
{
int i;
if (cfs_wi_data.wi_scheds == NULL)
return;
for (i = 0; i < cfs_wi_data.wi_nsched; i++)
cfs_wi_sched_shutdown(&cfs_wi_data.wi_scheds[i]);
#ifdef __KERNEL__
cfs_spin_lock(&cfs_wi_data.wi_glock);
i = 2;
while (cfs_wi_data.wi_nthreads != 0) {
CDEBUG(IS_PO2(++i) ? D_WARNING : D_NET,
"waiting for %d threads to terminate\n",
cfs_wi_data.wi_nthreads);
cfs_spin_unlock(&cfs_wi_data.wi_glock);
cfs_pause(cfs_time_seconds(1));
cfs_spin_lock(&cfs_wi_data.wi_glock);
}
cfs_spin_unlock(&cfs_wi_data.wi_glock);
#endif
LIBCFS_FREE(cfs_wi_data.wi_scheds,
cfs_wi_data.wi_nsched * sizeof(cfs_wi_sched_t));
return;
}示例9: libcfs_ioctl
static int libcfs_ioctl(struct cfs_psdev_file *pfile,
unsigned long cmd, void *arg)
{
char *buf;
struct libcfs_ioctl_data *data;
int err = 0;
ENTRY;
LIBCFS_ALLOC_GFP(buf, 1024, GFP_IOFS);
if (buf == NULL)
RETURN(-ENOMEM);
/* 'cmd' and permissions get checked in our arch-specific caller */
if (libcfs_ioctl_getdata(buf, buf + 800, (void *)arg)) {
CERROR("PORTALS ioctl: data error\n");
GOTO(out, err = -EINVAL);
}
data = (struct libcfs_ioctl_data *)buf;
err = libcfs_ioctl_int(pfile, cmd, arg, data);
out:
LIBCFS_FREE(buf, 1024);
RETURN(err);
}示例10: lnet_selftest_exit
static void
lnet_selftest_exit(void)
{
int i;
switch (lst_init_step) {
case LST_INIT_CONSOLE:
lstcon_console_fini();
case LST_INIT_FW:
sfw_shutdown();
case LST_INIT_RPC:
srpc_shutdown();
case LST_INIT_WI_TEST:
for (i = 0;
i < cfs_cpt_number(lnet_cpt_table()); i++) {
if (!lst_sched_test[i])
continue;
cfs_wi_sched_destroy(lst_sched_test[i]);
}
LIBCFS_FREE(lst_sched_test,
sizeof(lst_sched_test[0]) *
cfs_cpt_number(lnet_cpt_table()));
lst_sched_test = NULL;
case LST_INIT_WI_SERIAL:
cfs_wi_sched_destroy(lst_sched_serial);
lst_sched_serial = NULL;
case LST_INIT_NONE:
break;
default:
LBUG();
}
}示例11: lc_watchdog_delete
void lc_watchdog_delete(struct lc_watchdog *lcw)
{
int dead;
ENTRY;
LASSERT(lcw != NULL);
cfs_timer_disarm(&lcw->lcw_timer);
lcw_update_time(lcw, "stopped");
cfs_spin_lock_bh(&lcw->lcw_lock);
cfs_spin_lock_bh(&lcw_pending_timers_lock);
if (unlikely(!cfs_list_empty(&lcw->lcw_list))) {
cfs_list_del_init(&lcw->lcw_list);
lcw->lcw_refcount--; /* -1 ref for pending list */
}
lcw->lcw_refcount--; /* -1 ref for owner */
dead = lcw->lcw_refcount == 0;
cfs_spin_unlock_bh(&lcw_pending_timers_lock);
cfs_spin_unlock_bh(&lcw->lcw_lock);
if (dead)
LIBCFS_FREE(lcw, sizeof(*lcw));
cfs_down(&lcw_refcount_sem);
if (--lcw_refcount == 0)
lcw_dispatch_stop();
cfs_up(&lcw_refcount_sem);
EXIT;
}示例12: cfs_cpt_table_free
void
cfs_cpt_table_free(struct cfs_cpt_table *cptab)
{
LASSERT(cptab->ctb_version == CFS_CPU_VERSION_MAGIC);
LIBCFS_FREE(cptab, sizeof(*cptab));
}示例13: lst_stat_query_ioctl
static int
lst_stat_query_ioctl(lstio_stat_args_t *args)
{
int rc;
char *name;
/* TODO: not finished */
if (args->lstio_sta_key != console_session.ses_key)
return -EACCES;
if (args->lstio_sta_resultp == NULL ||
(args->lstio_sta_namep == NULL &&
args->lstio_sta_idsp == NULL) ||
args->lstio_sta_nmlen <= 0 ||
args->lstio_sta_nmlen > LST_NAME_SIZE)
return -EINVAL;
if (args->lstio_sta_idsp != NULL &&
args->lstio_sta_count <= 0)
return -EINVAL;
LIBCFS_ALLOC(name, args->lstio_sta_nmlen + 1);
if (name == NULL)
return -ENOMEM;
if (copy_from_user(name, args->lstio_sta_namep,
args->lstio_sta_nmlen)) {
LIBCFS_FREE(name, args->lstio_sta_nmlen + 1);
return -EFAULT;
}
if (args->lstio_sta_idsp == NULL) {
rc = lstcon_group_stat(name, args->lstio_sta_timeout,
args->lstio_sta_resultp);
} else {
rc = lstcon_nodes_stat(args->lstio_sta_count,
args->lstio_sta_idsp,
args->lstio_sta_timeout,
args->lstio_sta_resultp);
}
LIBCFS_FREE(name, args->lstio_sta_nmlen + 1);
return rc;
}示例14: cfs_percpt_lock_free
/** destroy cpu-partition lock, see libcfs_private.h for more detail */
void
cfs_percpt_lock_free(struct cfs_percpt_lock *pcl)
{
LASSERT(pcl->pcl_locks != NULL);
LASSERT(!pcl->pcl_locked);
cfs_percpt_free(pcl->pcl_locks);
LIBCFS_FREE(pcl, sizeof(*pcl));
}示例15: libcfs_socketpair
int
libcfs_socketpair(cfs_socket_t **sockp)
{
int rc, i, fdp[2];
LIBCFS_ALLOC(sockp[0], sizeof(cfs_socket_t));
if (sockp[0] == NULL) {
CERROR ("Can't alloc memory for cfs_socket_t (1)\n");
return -ENOMEM;
}
LIBCFS_ALLOC(sockp[1], sizeof(cfs_socket_t));
if (sockp[1] == NULL) {
CERROR ("Can't alloc memory for cfs_socket_t (2)\n");
LIBCFS_FREE(sockp[0], sizeof(cfs_socket_t));
return -ENOMEM;
}
rc = socketpair(AF_UNIX, SOCK_STREAM, 0, fdp);
if (rc != 0) {
rc = -errno;
CERROR ("Cannot create socket pair\n");
LIBCFS_FREE(sockp[0], sizeof(cfs_socket_t));
LIBCFS_FREE(sockp[1], sizeof(cfs_socket_t));
return rc;
}
sockp[0]->s_fd = fdp[0];
sockp[1]->s_fd = fdp[1];
for (i = 0; i < 2; i++) {
rc = libcfs_fcntl_nonblock(sockp[i]);
if (rc) {
libcfs_sock_release(sockp[0]);
libcfs_sock_release(sockp[1]);
return rc;
}
}
return 0;
}