aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/kernel/process.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/process.c')
-rw-r--r--arch/x86/kernel/process.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index e7e35219b32..cbcf013a0ec 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -28,6 +28,7 @@ unsigned long idle_nomwait;
EXPORT_SYMBOL(idle_nomwait);
struct kmem_cache *task_xstate_cachep;
+EXPORT_SYMBOL_GPL(task_xstate_cachep);
int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
{
@@ -371,7 +372,7 @@ static inline int hlt_use_halt(void)
void default_idle(void)
{
if (hlt_use_halt()) {
- trace_power_start(POWER_CSTATE, 1);
+ trace_power_start(POWER_CSTATE, 1, smp_processor_id());
current_thread_info()->status &= ~TS_POLLING;
/*
* TS_POLLING-cleared state must be visible before we
@@ -441,7 +442,7 @@ EXPORT_SYMBOL_GPL(cpu_idle_wait);
*/
void mwait_idle_with_hints(unsigned long ax, unsigned long cx)
{
- trace_power_start(POWER_CSTATE, (ax>>4)+1);
+ trace_power_start(POWER_CSTATE, (ax>>4)+1, smp_processor_id());
if (!need_resched()) {
if (cpu_has(&current_cpu_data, X86_FEATURE_CLFLUSH_MONITOR))
clflush((void *)&current_thread_info()->flags);
@@ -457,7 +458,7 @@ void mwait_idle_with_hints(unsigned long ax, unsigned long cx)
static void mwait_idle(void)
{
if (!need_resched()) {
- trace_power_start(POWER_CSTATE, 1);
+ trace_power_start(POWER_CSTATE, 1, smp_processor_id());
if (cpu_has(&current_cpu_data, X86_FEATURE_CLFLUSH_MONITOR))
clflush((void *)&current_thread_info()->flags);
@@ -478,7 +479,7 @@ static void mwait_idle(void)
*/
static void poll_idle(void)
{
- trace_power_start(POWER_CSTATE, 0);
+ trace_power_start(POWER_CSTATE, 0, smp_processor_id());
local_irq_enable();
while (!need_resched())
cpu_relax();