static int register_pmem(void)
{
int result;
unsigned long paddr;
unsigned long kvaddr;
unsigned long pmem_len;
mutex_lock(&acdb_data.acdb_mutex);
result = get_pmem_file(atomic_read(&acdb_data.pmem_fd),
&paddr, &kvaddr, &pmem_len,
&acdb_data.file);
mutex_unlock(&acdb_data.acdb_mutex);
if (result != 0) {
atomic_set(&acdb_data.pmem_fd, 0);
atomic64_set(&acdb_data.pmem_len, 0);
pr_err("%s: Could not register PMEM!!!\n", __func__);
goto done;
}
atomic64_set(&acdb_data.paddr, paddr);
atomic64_set(&acdb_data.kvaddr, kvaddr);
atomic64_set(&acdb_data.pmem_len, pmem_len);
pr_debug("AUDIO_REGISTER_PMEM done! paddr = 0x%lx, "
"kvaddr = 0x%lx, len = x%lx\n",
(long)atomic64_read(&acdb_data.paddr),
(long)atomic64_read(&acdb_data.kvaddr),
(long)atomic64_read(&acdb_data.pmem_len));
done:
return result;
}
static int register_memory(void)
{
int result;
unsigned long paddr;
unsigned long kvaddr;
unsigned long mem_len;
mutex_lock(&acdb_data.acdb_mutex);
acdb_data.ion_client =
msm_ion_client_create(UINT_MAX, "audio_acdb_client");
if (IS_ERR_OR_NULL(acdb_data.ion_client)) {
pr_err("%s: Could not register ION client!!!\n", __func__);
result = PTR_ERR(acdb_data.ion_client);
goto err;
}
acdb_data.ion_handle = ion_import_fd(acdb_data.ion_client,
atomic_read(&acdb_data.map_handle));
if (IS_ERR_OR_NULL(acdb_data.ion_handle)) {
pr_err("%s: Could not import map handle!!!\n", __func__);
result = PTR_ERR(acdb_data.ion_client);
goto err_ion_client;
}
result = ion_phys(acdb_data.ion_client, acdb_data.ion_handle,
&paddr, (size_t *)&mem_len);
if (result != 0) {
pr_err("%s: Could not get phys addr!!!\n", __func__);
goto err_ion_handle;
}
kvaddr = (unsigned long)ion_map_kernel(acdb_data.ion_client,
acdb_data.ion_handle, 0);
if (IS_ERR_OR_NULL(&kvaddr)) {
pr_err("%s: Could not get kernel virt addr!!!\n", __func__);
result = -EINVAL;
goto err_ion_handle;
}
mutex_unlock(&acdb_data.acdb_mutex);
atomic64_set(&acdb_data.paddr, paddr);
atomic64_set(&acdb_data.kvaddr, kvaddr);
atomic64_set(&acdb_data.mem_len, mem_len);
pr_debug("%s done! paddr = 0x%lx, "
"kvaddr = 0x%lx, len = x%lx\n",
__func__,
(long)atomic64_read(&acdb_data.paddr),
(long)atomic64_read(&acdb_data.kvaddr),
(long)atomic64_read(&acdb_data.mem_len));
return result;
err_ion_handle:
ion_free(acdb_data.ion_client, acdb_data.ion_handle);
err_ion_client:
ion_client_destroy(acdb_data.ion_client);
err:
atomic64_set(&acdb_data.mem_len, 0);
mutex_unlock(&acdb_data.acdb_mutex);
return result;
}
int init_iova_flush_queue(struct iova_domain *iovad,
iova_flush_cb flush_cb, iova_entry_dtor entry_dtor)
{
int cpu;
atomic64_set(&iovad->fq_flush_start_cnt, 0);
atomic64_set(&iovad->fq_flush_finish_cnt, 0);
iovad->fq = alloc_percpu(struct iova_fq);
if (!iovad->fq)
return -ENOMEM;
iovad->flush_cb = flush_cb;
iovad->entry_dtor = entry_dtor;
for_each_possible_cpu(cpu) {
struct iova_fq *fq;
fq = per_cpu_ptr(iovad->fq, cpu);
fq->head = 0;
fq->tail = 0;
spin_lock_init(&fq->lock);
}
setup_timer(&iovad->fq_timer, fq_flush_timeout, (unsigned long)iovad);
atomic_set(&iovad->fq_timer_on, 0);
return 0;
}
static int __init ddump_mt_init(void)
{
//int ret;
//int index;
ddump_nr_cpus = num_online_cpus();
printk("James: cpu # is %d\n", ddump_nr_cpus);
ddump_current_cpu = smp_processor_id();
printk("James: current_cpu # is %d\n", ddump_current_cpu);
printk("James: end_pfn is %lu, mem size is %lu\n", end_pfn, end_pfn * 4096);
// init
atomic64_set(&app_zero_pages, 0);
atomic64_set(&app_non_zero_pages, 0);
atomic64_set(&app_other_pages, 0);
// create helper
ddump_percpu_thread_create();
// set up the target
if (target_pid == -1) {
printk("No pid addigned\n");
return -1;
}
ddump_tp = find_task_by_pid_type(PIDTYPE_PID, target_pid);
printk("James: panic_thread is %p, pid %d\n", ddump_tp, ddump_tp->pid);
run_master_thread();
return 0;
}
int nilfs_attach_checkpoint(struct super_block *sb, __u64 cno, int curr_mnt,
struct nilfs_root **rootp)
{
struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_root *root;
struct nilfs_checkpoint *raw_cp;
struct buffer_head *bh_cp;
int err = -ENOMEM;
root = nilfs_find_or_create_root(
nilfs, curr_mnt ? NILFS_CPTREE_CURRENT_CNO : cno);
if (!root)
return err;
if (root->ifile)
goto reuse; /* already attached checkpoint */
down_read(&nilfs->ns_segctor_sem);
err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp,
&bh_cp);
up_read(&nilfs->ns_segctor_sem);
if (unlikely(err)) {
if (err == -ENOENT || err == -EINVAL) {
printk(KERN_ERR
"NILFS: Invalid checkpoint "
"(checkpoint number=%llu)\n",
(unsigned long long)cno);
err = -EINVAL;
}
goto failed;
}
err = nilfs_ifile_read(sb, root, nilfs->ns_inode_size,
&raw_cp->cp_ifile_inode, &root->ifile);
if (err)
goto failed_bh;
atomic64_set(&root->inodes_count,
le64_to_cpu(raw_cp->cp_inodes_count));
atomic64_set(&root->blocks_count,
le64_to_cpu(raw_cp->cp_blocks_count));
nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp);
reuse:
*rootp = root;
return 0;
failed_bh:
nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp);
failed:
nilfs_put_root(root);
return err;
}
/**
* tracing_map_clear - Clear a tracing_map
* @map: The tracing_map to clear
*
* Resets the tracing map to a cleared or initial state. The
* tracing_map_elts are all cleared, and the array of struct
* tracing_map_entry is reset to an initialized state.
*
* Callers should make sure there are no writers actively inserting
* into the map before calling this.
*/
void tracing_map_clear(struct tracing_map *map)
{
unsigned int i;
atomic_set(&map->next_elt, -1);
atomic64_set(&map->hits, 0);
atomic64_set(&map->drops, 0);
tracing_map_array_clear(map->map);
for (i = 0; i < map->max_elts; i++)
tracing_map_elt_clear(*(TRACING_MAP_ELT(map->elts, i)));
}
static int register_memory(void)
{
int result;
int i;
ion_phys_addr_t paddr;
void *kvptr;
unsigned long kvaddr;
unsigned long mem_len;
pr_debug("%s\n", __func__);
mutex_lock(&acdb_data.acdb_mutex);
allocate_hw_delay_entries();
for (i = 0; i < MAX_VOCPROC_TYPES; i++) {
acdb_data.col_data[i] = kmalloc(MAX_COL_SIZE, GFP_KERNEL);
atomic_set(&acdb_data.vocproc_col_cal[i].cal_kvaddr,
(uint32_t)acdb_data.col_data[i]);
}
result = msm_audio_ion_import("audio_acdb_client",
&acdb_data.ion_client,
&acdb_data.ion_handle,
atomic_read(&acdb_data.map_handle),
NULL, 0,
&paddr, (size_t *)&mem_len, &kvptr);
if (result) {
pr_err("%s: audio ION alloc failed, rc = %d\n",
__func__, result);
result = PTR_ERR(acdb_data.ion_client);
goto err_ion_handle;
}
kvaddr = (unsigned long)kvptr;
atomic64_set(&acdb_data.paddr, paddr);
atomic64_set(&acdb_data.kvaddr, kvaddr);
atomic64_set(&acdb_data.mem_len, mem_len);
mutex_unlock(&acdb_data.acdb_mutex);
pr_debug("%s done! paddr = 0x%lx, kvaddr = 0x%lx, len = x%lx\n",
__func__,
(long)atomic64_read(&acdb_data.paddr),
(long)atomic64_read(&acdb_data.kvaddr),
(long)atomic64_read(&acdb_data.mem_len));
return result;
err_ion_handle:
msm_audio_ion_free(acdb_data.ion_client, acdb_data.ion_handle);
atomic64_set(&acdb_data.mem_len, 0);
mutex_unlock(&acdb_data.acdb_mutex);
return result;
}
static int nft_quota_do_init(const struct nlattr * const tb[],
struct nft_quota *priv)
{
unsigned long flags = 0;
u64 quota, consumed = 0;
if (!tb[NFTA_QUOTA_BYTES])
return -EINVAL;
quota = be64_to_cpu(nla_get_be64(tb[NFTA_QUOTA_BYTES]));
if (quota > S64_MAX)
return -EOVERFLOW;
if (tb[NFTA_QUOTA_CONSUMED]) {
consumed = be64_to_cpu(nla_get_be64(tb[NFTA_QUOTA_CONSUMED]));
if (consumed > quota)
return -EINVAL;
}
if (tb[NFTA_QUOTA_FLAGS]) {
flags = ntohl(nla_get_be32(tb[NFTA_QUOTA_FLAGS]));
if (flags & ~NFT_QUOTA_F_INV)
return -EINVAL;
if (flags & NFT_QUOTA_F_DEPLETED)
return -EOPNOTSUPP;
}
priv->quota = quota;
priv->flags = flags;
atomic64_set(&priv->consumed, consumed);
return 0;
}
static int deregister_memory(void)
{
int result = 0;
int i;
pr_debug("%s\n", __func__);
mutex_lock(&acdb_data.acdb_mutex);
kfree(acdb_data.hw_delay_tx.delay_info);
kfree(acdb_data.hw_delay_rx.delay_info);
if (atomic64_read(&acdb_data.mem_len)) {
/* unmap all cal data */
result = unmap_cal_tables();
if (result < 0)
pr_err("%s: unmap_cal_tables failed, err = %d\n",
__func__, result);
atomic64_set(&acdb_data.mem_len, 0);
for (i = 0; i < MAX_VOCPROC_TYPES; i++) {
kfree(acdb_data.col_data[i]);
acdb_data.col_data[i] = NULL;
}
msm_audio_ion_free(acdb_data.ion_client, acdb_data.ion_handle);
acdb_data.ion_client = NULL;
acdb_data.ion_handle = NULL;
mutex_unlock(&acdb_data.acdb_mutex);
}
mutex_unlock(&acdb_data.acdb_mutex);
return 0;
}
static int nft_quota_init(const struct nft_ctx *ctx,
const struct nft_expr *expr,
const struct nlattr * const tb[])
{
struct nft_quota *priv = nft_expr_priv(expr);
u32 flags = 0;
u64 quota;
if (!tb[NFTA_QUOTA_BYTES])
return -EINVAL;
quota = be64_to_cpu(nla_get_be64(tb[NFTA_QUOTA_BYTES]));
if (quota > S64_MAX)
return -EOVERFLOW;
if (tb[NFTA_QUOTA_FLAGS]) {
flags = ntohl(nla_get_be32(tb[NFTA_QUOTA_FLAGS]));
if (flags & ~NFT_QUOTA_F_INV)
return -EINVAL;
}
priv->quota = quota;
priv->invert = (flags & NFT_QUOTA_F_INV) ? true : false;
atomic64_set(&priv->remain, quota);
return 0;
}
static int alloc_pending_queues(struct pending_qinfo *pqinfo, u32 qlen,
u32 nr_queues)
{
u32 i;
size_t size;
int ret;
struct pending_queue *queue = NULL;
pqinfo->nr_queues = nr_queues;
pqinfo->qlen = qlen;
size = (qlen * sizeof(struct pending_entry));
for_each_pending_queue(pqinfo, queue, i) {
queue->head = kzalloc((size), GFP_KERNEL);
if (!queue->head) {
ret = -ENOMEM;
goto pending_qfail;
}
queue->front = 0;
queue->rear = 0;
atomic64_set((&queue->pending_count), (0));
/* init queue spin lock */
spin_lock_init(&queue->lock);
}
/*
* CPER record ID need to be unique even after reboot, because record
* ID is used as index for ERST storage, while CPER records from
* multiple boot may co-exist in ERST.
*/
u64 cper_next_record_id(void)
{
static atomic64_t seq;
if (!atomic64_read(&seq))
atomic64_set(&seq, ((u64)get_seconds()) << 32);
return atomic64_inc_return(&seq);
}
static void symmetric_key_init(struct noise_symmetric_key *key)
{
spin_lock_init(&key->counter.receive.lock);
atomic64_set(&key->counter.counter, 0);
memset(key->counter.receive.backtrack, 0,
sizeof(key->counter.receive.backtrack));
key->birthdate = ktime_get_boot_fast_ns();
key->is_valid = true;
}
/* Obtain the CPU-measurement alerts for the counter facility */
unsigned long kernel_cpumcf_alert(int clear)
{
struct cpu_cf_events *cpuhw = this_cpu_ptr(&cpu_cf_events);
unsigned long alert;
alert = atomic64_read(&cpuhw->alert);
if (clear)
atomic64_set(&cpuhw->alert, 0);
return alert;
}
unsigned long long notrace sched_clock(void)
{
u32 cyc = read_sched_clock();
#if defined(CONFIG_QC_ABNORMAL_DEBUG_CODE)
u64 local = cyc_to_sched_clock(cyc, sched_clock_mask);
atomic64_set(&last_ns, local);
return local;
#else
return cyc_to_sched_clock(cyc, sched_clock_mask);
#endif
}
static void tracing_map_elt_clear(struct tracing_map_elt *elt)
{
unsigned i;
for (i = 0; i < elt->map->n_fields; i++)
if (elt->fields[i].cmp_fn == tracing_map_cmp_atomic64)
atomic64_set(&elt->fields[i].sum, 0);
if (elt->map->ops && elt->map->ops->elt_clear)
elt->map->ops->elt_clear(elt);
}
int init_some_parameters(void)
{
int cpu;
atomic64_set(&save_num, 0L);
atomic64_set(&sum_num, 0L);
atomic64_set(&skb_num, 0L);
atomic64_set(&rdl, 0L);
atomic64_set(&rdf, 0L);
skb_wq = create_workqueue("kread_queue");
if (!skb_wq)
return -1;
for_each_online_cpu(cpu) {
INIT_LIST_HEAD(&per_cpu(skb_list, cpu));
}
return 0;
}
static int deregister_memory(void)
{
if (atomic64_read(&acdb_data.mem_len)) {
mutex_lock(&acdb_data.acdb_mutex);
ion_unmap_kernel(acdb_data.ion_client, acdb_data.ion_handle);
ion_free(acdb_data.ion_client, acdb_data.ion_handle);
ion_client_destroy(acdb_data.ion_client);
mutex_unlock(&acdb_data.acdb_mutex);
atomic64_set(&acdb_data.mem_len, 0);
}
return 0;
}
/**
* radeon_fence_driver_init_ring - init the fence driver
* for the requested ring.
*
* @rdev: radeon device pointer
* @ring: ring index to start the fence driver on
*
* Init the fence driver for the requested ring (all asics).
* Helper function for radeon_fence_driver_init().
*/
static void radeon_fence_driver_init_ring(struct radeon_device *rdev, int ring)
{
int i;
rdev->fence_drv[ring].scratch_reg = -1;
rdev->fence_drv[ring].cpu_addr = NULL;
rdev->fence_drv[ring].gpu_addr = 0;
for (i = 0; i < RADEON_NUM_RINGS; ++i)
rdev->fence_drv[ring].sync_seq[i] = 0;
atomic64_set(&rdev->fence_drv[ring].last_seq, 0);
rdev->fence_drv[ring].initialized = false;
}
/*
* snic_reset_stats_write - Write to reset_stats debugfs file
* @filp: The file pointer to write from
* @ubuf: The buffer to copy the data from.
* @cnt: The number of bytes to write.
* @ppos: The position in the file to start writing to.
*
* Description:
* This routine writes data from user buffer @ubuf to buffer @buf and
* resets cumulative stats of snic.
*
* Returns:
* This function returns the amount of data that was written.
*/
static ssize_t
snic_reset_stats_write(struct file *filp,
const char __user *ubuf,
size_t cnt,
loff_t *ppos)
{
struct snic *snic = (struct snic *) filp->private_data;
struct snic_stats *stats = &snic->s_stats;
u64 *io_stats_p = (u64 *) &stats->io;
u64 *fw_stats_p = (u64 *) &stats->fw;
char buf[64];
unsigned long val;
int ret;
if (cnt >= sizeof(buf))
return -EINVAL;
if (copy_from_user(&buf, ubuf, cnt))
return -EFAULT;
buf[cnt] = '\0';
ret = kstrtoul(buf, 10, &val);
if (ret < 0)
return ret;
snic->reset_stats = val;
if (snic->reset_stats) {
/* Skip variable is used to avoid descrepancies to Num IOs
* and IO Completions stats. Skip incrementing No IO Compls
* for pending active IOs after reset_stats
*/
atomic64_set(&snic->io_cmpl_skip,
atomic64_read(&stats->io.active));
memset(&stats->abts, 0, sizeof(struct snic_abort_stats));
memset(&stats->reset, 0, sizeof(struct snic_reset_stats));
memset(&stats->misc, 0, sizeof(struct snic_misc_stats));
memset(io_stats_p+1,
0,
sizeof(struct snic_io_stats) - sizeof(u64));
memset(fw_stats_p+1,
0,
sizeof(struct snic_fw_stats) - sizeof(u64));
}
(*ppos)++;
SNIC_HOST_INFO(snic->shost, "Reset Op: Driver statistics.\n");
return cnt;
}
/* Returns clock set to last monitor_clock value if monitor_interval time
* has not passed, otherwise returns clock set to "now" (expressed
* in steps of monitor_interval) */
static inline psched_time_t clock_step (psched_time_t now) {
/* the atomic64 lock seems redundant. TODO: remove it */
psched_time_t clock = (u64) atomic64_read(&monitor_clock);
if (likely(clock + monitor_interval > now))
return clock;
while (clock + monitor_interval < now)
clock += monitor_interval;
atomic64_set(&monitor_clock, clock);
return clock;
}
/*
* CPER record ID need to be unique even after reboot, because record
* ID is used as index for ERST storage, while CPER records from
* multiple boot may co-exist in ERST.
*/
u64 cper_next_record_id(void)
{
static atomic64_t seq;
if (!atomic64_read(&seq)) {
time64_t time = ktime_get_real_seconds();
/*
* This code is unlikely to still be needed in year 2106,
* but just in case, let's use a few more bits for timestamps
* after y2038 to be sure they keep increasing monotonically
* for the next few hundred years...
*/
if (time < 0x80000000)
atomic64_set(&seq, (ktime_get_real_seconds()) << 32);
else
atomic64_set(&seq, 0x8000000000000000ull |
ktime_get_real_seconds() << 24);
}
return atomic64_inc_return(&seq);
}
/*
allocate memory for fragment mapping table, set LUN size.
*/
int _lun_init(sce_t * sce, lun_t * lun, sector_t nr_sctr)
{
uint32_t nr_frag;
int err = 0;
ASSERT(sce);
ASSERT(lun);
ASSERT(!lun->fragmap);
ASSERT(nr_sctr > 0);
/* set sce handle */
lun->scehndl = (sce_hndl_t) sce;
spin_lock_init(&lun->lock);
/* set LUN size */
lun->nr_sctr = nr_sctr;
lun->nr_frag = nr_frag =
(uint32_t) ((nr_sctr + SCE_SCTRPERFRAG - 1) / SCE_SCTRPERFRAG);
/* allocate memory for fragmap */
lun->fragmap = vmalloc(lun->nr_frag * sizeof(fragdesc_t));
if (!lun->fragmap)
{
err = ENOMEM;
goto out;
}
/* Initializing to 01010101's */
memset(lun->fragmap, 85, sizeof(fragdesc_t) * lun->nr_frag);
atomic64_set(&lun->stats.alloc_sctrs, 0);
atomic64_set(&lun->stats.valid_sctrs, 0);
atomic64_set(&lun->stats.populations, 0);
atomic64_set(&lun->stats.reads, 0);
atomic64_set(&lun->stats.read_sctrs, 0);
atomic64_set(&lun->stats.read_hits, 0);
atomic64_set(&lun->stats.writes, 0);
atomic64_set(&lun->stats.write_sctrs, 0);
atomic64_set(&lun->stats.write_hits, 0);
out:
return err;
}
/*
* fnic_reset_stats_write - Write to reset_stats debugfs file
* @filp: The file pointer to write from.
* @ubuf: The buffer to copy the data from.
* @cnt: The number of bytes to write.
* @ppos: The position in the file to start writing to.
*
* Description:
* This routine writes data from user buffer @ubuf to buffer @buf and
* resets cumulative stats of fnic.
*
* Returns:
* This function returns the amount of data that was written.
*/
static ssize_t fnic_reset_stats_write(struct file *file,
const char __user *ubuf,
size_t cnt, loff_t *ppos)
{
struct stats_debug_info *debug = file->private_data;
struct fnic *fnic = (struct fnic *)debug->i_private;
struct fnic_stats *stats = &fnic->fnic_stats;
u64 *io_stats_p = (u64 *)&stats->io_stats;
u64 *fw_stats_p = (u64 *)&stats->fw_stats;
char buf[64];
unsigned long val;
int ret;
if (cnt >= sizeof(buf))
return -EINVAL;
if (copy_from_user(&buf, ubuf, cnt))
return -EFAULT;
buf[cnt] = 0;
ret = kstrtoul(buf, 10, &val);
if (ret < 0)
return ret;
fnic->reset_stats = val;
if (fnic->reset_stats) {
/* Skip variable is used to avoid descrepancies to Num IOs
* and IO Completions stats. Skip incrementing No IO Compls
* for pending active IOs after reset stats
*/
atomic64_set(&fnic->io_cmpl_skip,
atomic64_read(&stats->io_stats.active_ios));
memset(&stats->abts_stats, 0, sizeof(struct abort_stats));
memset(&stats->term_stats, 0,
sizeof(struct terminate_stats));
memset(&stats->reset_stats, 0, sizeof(struct reset_stats));
memset(&stats->misc_stats, 0, sizeof(struct misc_stats));
memset(&stats->vlan_stats, 0, sizeof(struct vlan_stats));
memset(io_stats_p+1, 0,
sizeof(struct io_path_stats) - sizeof(u64));
memset(fw_stats_p+1, 0,
sizeof(struct fw_stats) - sizeof(u64));
ktime_get_real_ts64(&stats->stats_timestamps.last_reset_time);
}
(*ppos)++;
return cnt;
}
static int deregister_memory(void)
{
int i;
if (atomic64_read(&acdb_data.mem_len)) {
mutex_lock(&acdb_data.acdb_mutex);
atomic64_set(&acdb_data.mem_len, 0);
for (i = 0; i < MAX_VOCPROC_TYPES; i++) {
kfree(acdb_data.col_data[i]);
acdb_data.col_data[i] = NULL;
}
msm_audio_ion_free(acdb_data.ion_client, acdb_data.ion_handle);
mutex_unlock(&acdb_data.acdb_mutex);
}
return 0;
}
void quadd_hrt_stop(void)
{
struct quadd_ctx *ctx = hrt.quadd_ctx;
pr_info("Stop hrt, number of samples: %llu\n",
atomic64_read(&hrt.counter_samples));
if (ctx->pl310)
ctx->pl310->stop();
quadd_ma_stop(&hrt);
hrt.active = 0;
atomic64_set(&hrt.counter_samples, 0);
/* reset_cpu_ctx(); */
}
rc_t bg_progress_make( bg_progress ** bgp, uint64_t max_value, uint32_t sleep_time, uint32_t digits )
{
rc_t rc = 0;
bg_progress * p = calloc( 1, sizeof *p );
if ( p == NULL )
rc = RC( rcVDB, rcNoTarg, rcConstructing, rcMemory, rcExhausted );
else
{
atomic64_set( &p -> max_value, max_value );
p -> sleep_time = sleep_time == 0 ? 200 : sleep_time;
p -> digits = digits == 0 ? 2 : digits;
rc = KThreadMake( & p -> thread, bg_progress_thread_func, p );
if ( rc == 0 )
*bgp = p;
else
free( p );
}
return rc;
}
static int deregister_memory(void)
{
mutex_lock(&acdb_data.acdb_mutex);
kfree(acdb_data.hw_delay_tx.delay_info);
kfree(acdb_data.hw_delay_rx.delay_info);
mutex_unlock(&acdb_data.acdb_mutex);
if (atomic64_read(&acdb_data.mem_len)) {
mutex_lock(&acdb_data.acdb_mutex);
atomic_set(&acdb_data.vocstrm_total_cal_size, 0);
atomic_set(&acdb_data.vocproc_total_cal_size, 0);
atomic_set(&acdb_data.vocvol_total_cal_size, 0);
atomic64_set(&acdb_data.mem_len, 0);
ion_unmap_kernel(acdb_data.ion_client, acdb_data.ion_handle);
ion_free(acdb_data.ion_client, acdb_data.ion_handle);
ion_client_destroy(acdb_data.ion_client);
mutex_unlock(&acdb_data.acdb_mutex);
}
return 0;
}
struct quadd_hrt_ctx *quadd_hrt_init(struct quadd_ctx *ctx)
{
int cpu_id;
u64 period;
long freq;
struct quadd_cpu_context *cpu_ctx;
hrt.quadd_ctx = ctx;
hrt.active = 0;
freq = ctx->param.freq;
freq = max_t(long, QUADD_HRT_MIN_FREQ, freq);
period = NSEC_PER_SEC / freq;
hrt.sample_period = period;
if (ctx->param.ma_freq > 0)
hrt.ma_period = MSEC_PER_SEC / ctx->param.ma_freq;
else
hrt.ma_period = 0;
atomic64_set(&hrt.counter_samples, 0);
init_arch_timer();
hrt.cpu_ctx = alloc_percpu(struct quadd_cpu_context);
if (!hrt.cpu_ctx)
return ERR_PTR(-ENOMEM);
for (cpu_id = 0; cpu_id < nr_cpu_ids; cpu_id++) {
cpu_ctx = per_cpu_ptr(hrt.cpu_ctx, cpu_id);
atomic_set(&cpu_ctx->nr_active, 0);
cpu_ctx->active_thread.pid = -1;
cpu_ctx->active_thread.tgid = -1;
init_hrtimer(cpu_ctx);
}
return &hrt;
}
static void __ice_agent_initialize(struct ice_agent *ag) {
struct call_media *media = ag->media;
struct call *call = ag->call;
ag->candidate_hash = g_hash_table_new(__cand_hash, __cand_equal);
ag->pair_hash = g_hash_table_new(__pair_hash, __pair_equal);
ag->transaction_hash = g_hash_table_new(__trans_hash, __trans_equal);
ag->foundation_hash = g_hash_table_new(__found_hash, __found_equal);
ag->agent_flags = 0;
bf_copy(&ag->agent_flags, ICE_AGENT_CONTROLLING, &media->media_flags, MEDIA_FLAG_ICE_CONTROLLING);
ag->local_interface = media->interface;
ag->desired_family = media->desired_family;
ag->nominated_pairs = g_tree_new(__pair_prio_cmp);
ag->valid_pairs = g_tree_new(__pair_prio_cmp);
ag->succeeded_pairs = g_tree_new(__pair_prio_cmp);
ag->all_pairs = g_tree_new(__pair_prio_cmp);
create_random_ice_string(call, &ag->ufrag[1], 8);
create_random_ice_string(call, &ag->pwd[1], 26);
atomic64_set(&ag->last_activity, poller_now);
}
