diff --git a/src/main/common/global_functions.c b/src/main/common/global_functions.c
index 7421dab33c..b4033479e9 100644
--- a/src/main/common/global_functions.c
+++ b/src/main/common/global_functions.c
@@ -142,7 +142,7 @@ float NOINLINE getThrottleScale(float globalThrottleScale) {
     }
 }
 
-int16_t FAST_CODE getRcCommandOverride(int16_t command[], uint8_t axis) {
+int16_t getRcCommandOverride(int16_t command[], uint8_t axis) {
     int16_t outputValue = command[axis];
 
     if (GLOBAL_FUNCTION_FLAG(GLOBAL_FUNCTION_FLAG_OVERRIDE_SWAP_ROLL_YAW) && axis == FD_ROLL) {
diff --git a/src/main/fc/fc_init.c b/src/main/fc/fc_init.c
index 990c02aa3d..2cee3e2d00 100644
--- a/src/main/fc/fc_init.c
+++ b/src/main/fc/fc_init.c
@@ -655,10 +655,10 @@ void init(void)
 
 #ifdef USE_RPM_FILTER
     disableRpmFilters();
-    if (STATE(ESC_SENSOR_ENABLED) && (rpmFilterConfig()->gyro_filter_enabled || rpmFilterConfig()->dterm_filter_enabled)) {
+    // if (STATE(ESC_SENSOR_ENABLED) && (rpmFilterConfig()->gyro_filter_enabled || rpmFilterConfig()->dterm_filter_enabled)) {
         rpmFiltersInit();
         setTaskEnabled(TASK_RPM_FILTER, true);
-    }
+    // }
 #endif
 
     systemState |= SYSTEM_STATE_READY;
diff --git a/src/main/flight/mixer.c b/src/main/flight/mixer.c
index 09f7b32e8f..30d4f1f876 100755
--- a/src/main/flight/mixer.c
+++ b/src/main/flight/mixer.c
@@ -290,7 +290,7 @@ void mixerResetDisarmedMotors(void)
     }
 }
 
-static FAST_CODE NOINLINE uint16_t handleOutputScaling(
+static uint16_t handleOutputScaling(
     int16_t input,          // Input value from the mixer
     int16_t stopThreshold,  // Threshold value to check if motor should be rotating or not
     int16_t onStopValue,    // Value sent to the ESC when min rotation is required - on motor_stop it is STOP command, without motor_stop it's a value that keeps rotation
@@ -318,7 +318,7 @@ static FAST_CODE NOINLINE uint16_t handleOutputScaling(
     return value;
 }
 
-void FAST_CODE NOINLINE writeMotors(void)
+void FAST_CODE writeMotors(void)
 {
     for (int i = 0; i < motorCount; i++) {
         uint16_t motorValue;
@@ -438,7 +438,7 @@ static int getReversibleMotorsThrottleDeadband(void)
     return feature(FEATURE_MOTOR_STOP) ? reversibleMotorsConfig()->neutral : directionValue;
 }
 
-void FAST_CODE NOINLINE mixTable(const float dT)
+void FAST_CODE mixTable(const float dT)
 {
     int16_t input[3];   // RPY, range [-500:+500]
     // Allow direct stick input to motors in passthrough mode on airplanes
diff --git a/src/main/flight/rpm_filter.c b/src/main/flight/rpm_filter.c
index 7d861de498..e2b2c9849d 100644
--- a/src/main/flight/rpm_filter.c
+++ b/src/main/flight/rpm_filter.c
@@ -22,6 +22,8 @@
  * along with this program. If not, see http://www.gnu.org/licenses/.
  */
 
+#include "platform.h"
+
 #include "flight/rpm_filter.h"
 
 #include "config/parameter_group.h"
@@ -82,7 +84,7 @@ void nullRpmFilterUpdate(rpmFilterBank_t *filterBank, uint8_t motor, float baseF
     UNUSED(baseFrequency);
 }
 
-float FAST_CODE rpmFilterApply(rpmFilterBank_t *filterBank, uint8_t axis, float input)
+float rpmFilterApply(rpmFilterBank_t *filterBank, uint8_t axis, float input)
 {
     float output = input;
 
@@ -136,7 +138,7 @@ void disableRpmFilters(void) {
     rpmGyroApplyFn = (rpmFilterApplyFnPtr)nullRpmFilterApply;
 }
 
-void FAST_CODE NOINLINE rpmFilterUpdate(rpmFilterBank_t *filterBank, uint8_t motor, float baseFrequency)
+void rpmFilterUpdate(rpmFilterBank_t *filterBank, uint8_t motor, float baseFrequency)
 {
     for (int axis = 0; axis < XYZ_AXIS_COUNT; axis++)
     {
@@ -177,7 +179,7 @@ void rpmFiltersInit(void)
     }
 }
 
-void FAST_CODE NOINLINE rpmFilterUpdateTask(timeUs_t currentTimeUs)
+void rpmFilterUpdateTask(timeUs_t currentTimeUs)
 {
     UNUSED(currentTimeUs);
 
@@ -198,7 +200,7 @@ void FAST_CODE NOINLINE rpmFilterUpdateTask(timeUs_t currentTimeUs)
     }
 }
 
-float FAST_CODE rpmFilterGyroApply(uint8_t axis, float input)
+float rpmFilterGyroApply(uint8_t axis, float input)
 {
     return rpmGyroApplyFn(&gyroRpmFilters, axis, input);
 }
diff --git a/src/main/navigation/navigation.c b/src/main/navigation/navigation.c
index cc9a3e7593..413c3f49a7 100755
--- a/src/main/navigation/navigation.c
+++ b/src/main/navigation/navigation.c
@@ -3433,7 +3433,7 @@ bool navigationRTHAllowsLanding(void)
         (allow == NAV_RTH_ALLOW_LANDING_FS_ONLY && FLIGHT_MODE(FAILSAFE_MODE));
 }
 
-bool FAST_CODE isNavLaunchEnabled(void)
+bool isNavLaunchEnabled(void)
 {
     return IS_RC_MODE_ACTIVE(BOXNAVLAUNCH) || feature(FEATURE_FW_LAUNCH);
 }
diff --git a/src/main/scheduler/scheduler.c b/src/main/scheduler/scheduler.c
index ee83dd5fa0..e9c00345ea 100755
--- a/src/main/scheduler/scheduler.c
+++ b/src/main/scheduler/scheduler.c
@@ -178,7 +178,7 @@ void setTaskEnabled(cfTaskId_e taskId, bool enabled)
     }
 }
 
-timeDelta_t FAST_CODE NOINLINE getTaskDeltaTime(cfTaskId_e taskId)
+timeDelta_t getTaskDeltaTime(cfTaskId_e taskId)
 {
     if (taskId == TASK_SELF) {
         return currentTask->taskLatestDeltaTime;