static ssize_t latency_vfile_store(struct xnvfile_input *input)
{
ssize_t ret;
long val;
ret = xnvfile_get_integer(input, &val);
if (ret < 0)
return ret;
nkclock.gravity.user = xnclock_ns_to_ticks(&nkclock, val);
return ret;
}
static ssize_t openfd_store(struct xnvfile_input *input)
{
ssize_t ret, cret;
long val;
ret = xnvfile_get_integer(input, &val);
if (ret < 0)
return ret;
cret = __rt_dev_close(current, (int)val);
if (cret < 0)
return cret;
return ret;
}
static ssize_t affinity_vfile_store(struct xnvfile_input *input)
{
xnarch_cpumask_t new_affinity;
ssize_t ret;
long val;
int cpu;
ret = xnvfile_get_integer(input, &val);
if (ret < 0)
return ret;
xnarch_cpus_clear(new_affinity);
for (cpu = 0; cpu < BITS_PER_LONG; cpu++, val >>= 1)
if (val & 1)
xnarch_cpu_set(cpu, new_affinity);
xnarch_cpus_and(nkaffinity, new_affinity, xnarch_supported_cpus);
return ret;
}
static ssize_t lock_vfile_store(struct xnvfile_input *input)
{
ssize_t ret;
spl_t s;
int cpu;
long val;
ret = xnvfile_get_integer(input, &val);
if (ret < 0)
return ret;
if (val != 0)
return -EINVAL;
for_each_realtime_cpu(cpu) {
xnlock_get_irqsave(&nklock, s);
memset(&per_cpu(xnlock_stats, cpu), '\0', sizeof(struct xnlockinfo));
xnlock_put_irqrestore(&nklock, s);
}
return ret;
}
