i2p/haiku-beta6
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

scheduler: Performance mode is actually low latency mode

Browse Source
This commit is contained in:
Pawel Dziepak
2013-11-07 01:50:20 +01:00
parent 83983eaf38
commit d3e5752b11
2 changed files with 9 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files
headers/private/kernel/kscheduler.h
+1 -1
View File
@@ -18,7 +18,7 @@ struct SchedulerListener;
typedef enum scheduler_mode { typedef enum scheduler_mode {
SCHEDULER_MODE_PERFORMANCE, SCHEDULER_MODE_LOW_LATENCY,
SCHEDULER_MODE_POWER_SAVING, SCHEDULER_MODE_POWER_SAVING,
// ... // ...
SCHEDULER_MODE_COUNT SCHEDULER_MODE_COUNT
src/system/kernel/scheduler/scheduler.cpp
+8 -8
View File
@@ -481,7 +481,7 @@ has_cache_expired(Thread* thread)
CoreEntry* coreEntry = &sCoreEntries[schedulerThreadData->previous_core]; CoreEntry* coreEntry = &sCoreEntries[schedulerThreadData->previous_core];
switch (sSchedulerMode) { switch (sSchedulerMode) {
case SCHEDULER_MODE_PERFORMANCE: case SCHEDULER_MODE_LOW_LATENCY:
return coreEntry->fActiveTime return coreEntry->fActiveTime
- schedulerThreadData->went_sleep_active > kCacheExpire; - schedulerThreadData->went_sleep_active > kCacheExpire;
@@ -708,7 +708,7 @@ update_priority_heaps(int32 cpu, int32 priority)
static int32 static int32
choose_core_performance(Thread* thread) choose_core_low_latency(Thread* thread)
{ {
CoreEntry* entry; CoreEntry* entry;
@@ -800,7 +800,7 @@ choose_cpu(int32 core)
static bool static bool
should_rebalance_performance(Thread* thread) should_rebalance_low_latency(Thread* thread)
{ {
scheduler_thread_data* schedulerThreadData = thread->scheduler_data; scheduler_thread_data* schedulerThreadData = thread->scheduler_data;
ASSERT(schedulerThreadData->previous_core >= 0); ASSERT(schedulerThreadData->previous_core >= 0);
@@ -1575,7 +1575,7 @@ scheduler_start(void)
status_t status_t
scheduler_set_operation_mode(scheduler_mode mode) scheduler_set_operation_mode(scheduler_mode mode)
{ {
if (mode != SCHEDULER_MODE_PERFORMANCE if (mode != SCHEDULER_MODE_LOW_LATENCY
&& mode != SCHEDULER_MODE_POWER_SAVING) { && mode != SCHEDULER_MODE_POWER_SAVING) {
return B_BAD_VALUE; return B_BAD_VALUE;
} }
@@ -1587,11 +1587,11 @@ scheduler_set_operation_mode(scheduler_mode mode)
sSchedulerMode = mode; sSchedulerMode = mode;
switch (mode) { switch (mode) {
case SCHEDULER_MODE_PERFORMANCE: case SCHEDULER_MODE_LOW_LATENCY:
sDisableSmallTaskPacking = -1; sDisableSmallTaskPacking = -1;
sSmallTaskCore = -1; sSmallTaskCore = -1;
sChooseCore = choose_core_performance; sChooseCore = choose_core_low_latency;
sShouldRebalance = should_rebalance_performance; sShouldRebalance = should_rebalance_low_latency;
break; break;
case SCHEDULER_MODE_POWER_SAVING: case SCHEDULER_MODE_POWER_SAVING:
@@ -1802,7 +1802,7 @@ _scheduler_init()
} }
#if 1 #if 1
scheduler_set_operation_mode(SCHEDULER_MODE_PERFORMANCE); scheduler_set_operation_mode(SCHEDULER_MODE_LOW_LATENCY);
#else #else
scheduler_set_operation_mode(SCHEDULER_MODE_POWER_SAVING); scheduler_set_operation_mode(SCHEDULER_MODE_POWER_SAVING);
#endif #endif