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Merge branch 'for-4.4/hotplug' into libnvdimm-for-next

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This commit is contained in:
Dan Williams 2015-11-09 13:29:39 -05:00
commit 85ce230051
294 changed files with 2495 additions and 1084 deletions
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22
drivers/base/power/domain_governor.c
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@ -77,13 +77,16 @@ static bool default_stop_ok(struct device *dev)
dev_update_qos_constraint);
if (constraint_ns > 0) {
constraint_ns -= td->start_latency_ns;
constraint_ns -= td->save_state_latency_ns +
td->stop_latency_ns +
td->start_latency_ns +
td->restore_state_latency_ns;
if (constraint_ns == 0)
return false;
}
td->effective_constraint_ns = constraint_ns;
td->cached_stop_ok = constraint_ns > td->stop_latency_ns ||
constraint_ns == 0;
td->cached_stop_ok = constraint_ns >= 0;
/*
* The children have been suspended already, so we don't need to take
* their stop latencies into account here.
@ -126,18 +129,6 @@ static bool default_power_down_ok(struct dev_pm_domain *pd)
off_on_time_ns = genpd->power_off_latency_ns +
genpd->power_on_latency_ns;
/*
* It doesn't make sense to remove power from the domain if saving
* the state of all devices in it and the power off/power on operations
* take too much time.
*
* All devices in this domain have been stopped already at this point.
*/
list_for_each_entry(pdd, &genpd->dev_list, list_node) {
if (pdd->dev->driver)
off_on_time_ns +=
to_gpd_data(pdd)->td.save_state_latency_ns;
}
min_off_time_ns = -1;
/*
@ -193,7 +184,6 @@ static bool default_power_down_ok(struct dev_pm_domain *pd)
* constraint_ns cannot be negative here, because the device has
* been suspended.
*/
constraint_ns -= td->restore_state_latency_ns;
if (constraint_ns <= off_on_time_ns)
return false;

5
drivers/base/regmap/regmap-debugfs.c
View file

@ -32,8 +32,7 @@ static DEFINE_MUTEX(regmap_debugfs_early_lock);
/* Calculate the length of a fixed format */
static size_t regmap_calc_reg_len(int max_val, char *buf, size_t buf_size)
{
snprintf(buf, buf_size, "%x", max_val);
return strlen(buf);
return snprintf(NULL, 0, "%x", max_val);
}
static ssize_t regmap_name_read_file(struct file *file,
@ -432,7 +431,7 @@ static ssize_t regmap_access_read_file(struct file *file,
/* If we're in the region the user is trying to read */
if (p >= *ppos) {
/* ...but not beyond it */
if (buf_pos >= count - 1 - tot_len)
if (buf_pos + tot_len + 1 >= count)
break;
/* Format the register */