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-rw-r--r--drivers/acpi/processor_idle.c7
-rw-r--r--drivers/acpi/sbshc.c1
-rw-r--r--drivers/acpi/scan.c18
-rw-r--r--drivers/cpuidle/cpuidle.c4
-rw-r--r--drivers/cpuidle/sysfs.c10
-rw-r--r--drivers/pnp/pnpacpi/rsparser.c8
-rw-r--r--include/linux/cpuidle.h4
7 files changed, 33 insertions, 19 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index e8e2d8869236..788da9781f80 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -1487,7 +1487,6 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
return 0;
}
- acpi_unlazy_tlb(smp_processor_id());
/*
* Must be done before busmaster disable as we might need to
* access HPET !
@@ -1577,6 +1576,8 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
return 0;
}
+ acpi_unlazy_tlb(smp_processor_id());
+
/* Tell the scheduler that we are going deep-idle: */
sched_clock_idle_sleep_event();
/*
@@ -1692,7 +1693,9 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr)
switch (cx->type) {
case ACPI_STATE_C1:
state->flags |= CPUIDLE_FLAG_SHALLOW;
- state->flags |= CPUIDLE_FLAG_TIME_VALID;
+ if (cx->entry_method == ACPI_CSTATE_FFH)
+ state->flags |= CPUIDLE_FLAG_TIME_VALID;
+
state->enter = acpi_idle_enter_c1;
dev->safe_state = state;
break;
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index a2cf3008ce6c..bcf2c70fca87 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -130,7 +130,6 @@ static int acpi_smbus_transaction(struct acpi_smb_hc *hc, u8 protocol,
goto end;
}
smb_hc_write(hc, ACPI_SMB_COMMAND, command);
- smb_hc_write(hc, ACPI_SMB_COMMAND, command);
if (!(protocol & 0x01)) {
smb_hc_write(hc, ACPI_SMB_BLOCK_COUNT, length);
for (i = 0; i < length; ++i)
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 57570ac47803..e6ce262b5d44 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -39,20 +39,26 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias,
int size)
{
int len;
+ int count;
- if (!acpi_dev->flags.hardware_id)
+ if (!acpi_dev->flags.hardware_id && !acpi_dev->flags.compatible_ids)
return -ENODEV;
- len = snprintf(modalias, size, "acpi:%s:",
- acpi_dev->pnp.hardware_id);
- if (len < 0 || len >= size)
- return -EINVAL;
+ len = snprintf(modalias, size, "acpi:");
size -= len;
+ if (acpi_dev->flags.hardware_id) {
+ count = snprintf(&modalias[len], size, "%s:",
+ acpi_dev->pnp.hardware_id);
+ if (count < 0 || count >= size)
+ return -EINVAL;
+ len += count;
+ size -= count;
+ }
+
if (acpi_dev->flags.compatible_ids) {
struct acpi_compatible_id_list *cid_list;
int i;
- int count;
cid_list = acpi_dev->pnp.cid_list;
for (i = 0; i < cid_list->count; i++) {
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index d73663a52324..fc555a90bb21 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -67,7 +67,7 @@ static void cpuidle_idle_call(void)
/* enter the state and update stats */
dev->last_residency = target_state->enter(dev, target_state);
dev->last_state = target_state;
- target_state->time += dev->last_residency;
+ target_state->time += (unsigned long long)dev->last_residency;
target_state->usage++;
/* give the governor an opportunity to reflect on the outcome */
@@ -224,7 +224,7 @@ static void poll_idle_init(struct cpuidle_device *dev)
state->exit_latency = 0;
state->target_residency = 0;
state->power_usage = -1;
- state->flags = CPUIDLE_FLAG_POLL | CPUIDLE_FLAG_TIME_VALID;
+ state->flags = CPUIDLE_FLAG_POLL;
state->enter = poll_idle;
}
#else
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 69102ca05685..e949618b9be0 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -218,6 +218,12 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
return sprintf(buf, "%u\n", state->_name);\
}
+#define define_show_state_ull_function(_name) \
+static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
+{ \
+ return sprintf(buf, "%llu\n", state->_name);\
+}
+
#define define_show_state_str_function(_name) \
static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
{ \
@@ -228,8 +234,8 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
define_show_state_function(exit_latency)
define_show_state_function(power_usage)
-define_show_state_function(usage)
-define_show_state_function(time)
+define_show_state_ull_function(usage)
+define_show_state_ull_function(time)
define_show_state_str_function(name)
define_show_state_str_function(desc)
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index 6aa231ef642d..2dcd1960aca8 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -85,7 +85,7 @@ static void pnpacpi_parse_allocated_irqresource(struct pnp_resource_table *res,
i < PNP_MAX_IRQ)
i++;
if (i >= PNP_MAX_IRQ && !warned) {
- printk(KERN_ERR "pnpacpi: exceeded the max number of IRQ "
+ printk(KERN_WARNING "pnpacpi: exceeded the max number of IRQ "
"resources: %d \n", PNP_MAX_IRQ);
warned = 1;
return;
@@ -187,7 +187,7 @@ static void pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table *res,
res->dma_resource[i].start = dma;
res->dma_resource[i].end = dma;
} else if (!warned) {
- printk(KERN_ERR "pnpacpi: exceeded the max number of DMA "
+ printk(KERN_WARNING "pnpacpi: exceeded the max number of DMA "
"resources: %d \n", PNP_MAX_DMA);
warned = 1;
}
@@ -213,7 +213,7 @@ static void pnpacpi_parse_allocated_ioresource(struct pnp_resource_table *res,
res->port_resource[i].start = io;
res->port_resource[i].end = io + len - 1;
} else if (!warned) {
- printk(KERN_ERR "pnpacpi: exceeded the max number of IO "
+ printk(KERN_WARNING "pnpacpi: exceeded the max number of IO "
"resources: %d \n", PNP_MAX_PORT);
warned = 1;
}
@@ -241,7 +241,7 @@ static void pnpacpi_parse_allocated_memresource(struct pnp_resource_table *res,
res->mem_resource[i].start = mem;
res->mem_resource[i].end = mem + len - 1;
} else if (!warned) {
- printk(KERN_ERR "pnpacpi: exceeded the max number of mem "
+ printk(KERN_WARNING "pnpacpi: exceeded the max number of mem "
"resources: %d\n", PNP_MAX_MEM);
warned = 1;
}
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 6b72a4584086..51e6b1e520e6 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -38,8 +38,8 @@ struct cpuidle_state {
unsigned int power_usage; /* in mW */
unsigned int target_residency; /* in US */
- unsigned int usage;
- unsigned int time; /* in US */
+ unsigned long long usage;
+ unsigned long long time; /* in US */
int (*enter) (struct cpuidle_device *dev,
struct cpuidle_state *state);
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