x86/idle: Remove enter_idle(), exit_idle() (7a3e686e) · Commits · 戴 / test

arch/x86/include/asm/apic.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -639,7 +639,6 @@ extern void irq_exit(void);
		static inline void entering_irq(void)
		{
		irq_enter();
		exit_idle();
		}

		static inline void entering_ack_irq(void)

+0 −9

Original line number	Diff line number	Diff line
		#ifndef _ASM_X86_IDLE_H
		#define _ASM_X86_IDLE_H

		#ifdef CONFIG_X86_64
		void enter_idle(void);
		void exit_idle(void);
		#else /* !CONFIG_X86_64 */
		static inline void enter_idle(void) { }
		static inline void exit_idle(void) { }
		static inline void __exit_idle(void) { }
		#endif /* CONFIG_X86_64 */

		void amd_e400_remove_cpu(int cpu);

		#endif /* _ASM_X86_IDLE_H */

+0 −2

Original line number	Diff line number	Diff line
		@@ -267,13 +267,11 @@ do_async_page_fault(struct pt_regs *regs, unsigned long error_code)
		case KVM_PV_REASON_PAGE_NOT_PRESENT:
		/* page is swapped out by the host. */
		prev_state = exception_enter();
		exit_idle();
		kvm_async_pf_task_wait((u32)read_cr2());
		exception_exit(prev_state);
		break;
		case KVM_PV_REASON_PAGE_READY:
		rcu_irq_enter();
		exit_idle();
		kvm_async_pf_task_wake((u32)read_cr2());
		rcu_irq_exit();
		break;

+0 −25

Original line number	Diff line number	Diff line
		@@ -234,34 +234,9 @@ static inline void play_dead(void)
		}
		#endif

		#ifdef CONFIG_X86_64
		void enter_idle(void)
		{
		}

		static void __exit_idle(void)
		{
		}

		/* Called from interrupts to signify idle end */
		void exit_idle(void)
		{
		/* idle loop has pid 0 */
		if (current->pid)
		return;
		__exit_idle();
		}
		#endif

		void arch_cpu_idle_enter(void)
		{
		local_touch_nmi();
		enter_idle();
		}

		void arch_cpu_idle_exit(void)
		{
		__exit_idle();
		}

		void arch_cpu_idle_dead(void)

+0 −1

Original line number	Diff line number	Diff line
		@@ -1256,7 +1256,6 @@ void xen_evtchn_do_upcall(struct pt_regs *regs)

		irq_enter();
		#ifdef CONFIG_X86
		exit_idle();
		inc_irq_stat(irq_hv_callback_count);
		#endif