#define MWAIT2flg(eax) ((eax & 0xFF) << 24)
static __always_inline int __intel_idle(struct cpuidle_device *dev,
- struct cpuidle_driver *drv, int index)
+ struct cpuidle_driver *drv,
+ int index, bool irqoff)
{
struct cpuidle_state *state = &drv->states[index];
unsigned long eax = flg2MWAIT(state->flags);
- unsigned long ecx = 1; /* break on interrupt flag */
+ unsigned long ecx = 1*irqoff; /* break on interrupt flag */
mwait_idle_with_hints(eax, ecx);
static __cpuidle int intel_idle(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index)
{
- return __intel_idle(dev, drv, index);
+ return __intel_idle(dev, drv, index, true);
}
static __cpuidle int intel_idle_irq(struct cpuidle_device *dev,
struct cpuidle_driver *drv, int index)
{
- int ret;
-
- raw_local_irq_enable();
- ret = __intel_idle(dev, drv, index);
- raw_local_irq_disable();
-
- return ret;
+ return __intel_idle(dev, drv, index, false);
}
static __cpuidle int intel_idle_ibrs(struct cpuidle_device *dev,
if (smt_active)
native_wrmsrl(MSR_IA32_SPEC_CTRL, 0);
- ret = __intel_idle(dev, drv, index);
+ ret = __intel_idle(dev, drv, index, true);
if (smt_active)
native_wrmsrl(MSR_IA32_SPEC_CTRL, spec_ctrl);
struct cpuidle_driver *drv, int index)
{
fpu_idle_fpregs();
- return __intel_idle(dev, drv, index);
+ return __intel_idle(dev, drv, index, true);
}
/**