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Commit 53e0aa7b authored Dec 03, 2007 by Hollis Blanchard Committed by Avi Kivity Jan 30, 2008

KVM: Portability: Create kvm_arch_vcpu_runnable() function



This abstracts the detail of x86 hlt and INIT modes into a function.

Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Acked-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

parent e01a1b57

drivers/kvm/kvm_main.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -643,8 +643,7 @@ void kvm_vcpu_block(struct kvm_vcpu *vcpu)
		*/
		while (!kvm_cpu_has_interrupt(vcpu)
		&& !signal_pending(current)
		&& vcpu->mp_state != VCPU_MP_STATE_RUNNABLE
		&& vcpu->mp_state != VCPU_MP_STATE_SIPI_RECEIVED) {
		&& !kvm_arch_vcpu_runnable(vcpu)) {
		set_current_state(TASK_INTERRUPTIBLE);
		vcpu_put(vcpu);
		schedule();

drivers/kvm/x86.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -471,4 +471,11 @@ static inline u32 get_rdx_init_val(void)
		#define TSS_IOPB_SIZE (65536 / 8)
		#define TSS_REDIRECTION_SIZE (256 / 8)
		#define RMODE_TSS_SIZE (TSS_BASE_SIZE + TSS_REDIRECTION_SIZE + TSS_IOPB_SIZE + 1)

		static inline int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
		{
		return vcpu->mp_state == VCPU_MP_STATE_RUNNABLE
		\|\| vcpu->mp_state == VCPU_MP_STATE_SIPI_RECEIVED;
		}

		#endif