| Message ID | 1411210071-14727-7-git-send-email-tangchen@cn.fujitsu.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
Il 20/09/2014 12:47, Tang Chen ha scritto: > Since different architectures need different handling, we will add some arch specific > code later. The code may need to make cpu requests outside kvm_main.c, so make it > non-static and rename it to kvm_make_all_cpus_request(). > > Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com> > --- > include/linux/kvm_host.h | 1 + > virt/kvm/kvm_main.c | 10 +++++----- > 2 files changed, 6 insertions(+), 5 deletions(-) > > diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h > index c23236a..73de13c 100644 > --- a/include/linux/kvm_host.h > +++ b/include/linux/kvm_host.h > @@ -580,6 +580,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm); > void kvm_reload_remote_mmus(struct kvm *kvm); > void kvm_make_mclock_inprogress_request(struct kvm *kvm); > void kvm_make_scan_ioapic_request(struct kvm *kvm); > +bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req); > > long kvm_arch_dev_ioctl(struct file *filp, > unsigned int ioctl, unsigned long arg); > diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c > index 33712fb..0f8b6f6 100644 > --- a/virt/kvm/kvm_main.c > +++ b/virt/kvm/kvm_main.c > @@ -152,7 +152,7 @@ static void ack_flush(void *_completed) > { > } > > -static bool make_all_cpus_request(struct kvm *kvm, unsigned int req) > +bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req) > { > int i, cpu, me; > cpumask_var_t cpus; > @@ -189,7 +189,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm) > long dirty_count = kvm->tlbs_dirty; > > smp_mb(); > - if (make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH)) > + if (kvm_make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH)) > ++kvm->stat.remote_tlb_flush; > cmpxchg(&kvm->tlbs_dirty, dirty_count, 0); > } > @@ -197,17 +197,17 @@ EXPORT_SYMBOL_GPL(kvm_flush_remote_tlbs); > > void kvm_reload_remote_mmus(struct kvm *kvm) > { > - make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD); > + kvm_make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD); > } > > void kvm_make_mclock_inprogress_request(struct kvm *kvm) > { > - make_all_cpus_request(kvm, KVM_REQ_MCLOCK_INPROGRESS); > + kvm_make_all_cpus_request(kvm, KVM_REQ_MCLOCK_INPROGRESS); > } > > void kvm_make_scan_ioapic_request(struct kvm *kvm) > { > - make_all_cpus_request(kvm, KVM_REQ_SCAN_IOAPIC); > + kvm_make_all_cpus_request(kvm, KVM_REQ_SCAN_IOAPIC); > } > > int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id) > Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index c23236a..73de13c 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -580,6 +580,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm); void kvm_reload_remote_mmus(struct kvm *kvm); void kvm_make_mclock_inprogress_request(struct kvm *kvm); void kvm_make_scan_ioapic_request(struct kvm *kvm); +bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req); long kvm_arch_dev_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg); diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 33712fb..0f8b6f6 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -152,7 +152,7 @@ static void ack_flush(void *_completed) { } -static bool make_all_cpus_request(struct kvm *kvm, unsigned int req) +bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req) { int i, cpu, me; cpumask_var_t cpus; @@ -189,7 +189,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm) long dirty_count = kvm->tlbs_dirty; smp_mb(); - if (make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH)) + if (kvm_make_all_cpus_request(kvm, KVM_REQ_TLB_FLUSH)) ++kvm->stat.remote_tlb_flush; cmpxchg(&kvm->tlbs_dirty, dirty_count, 0); } @@ -197,17 +197,17 @@ EXPORT_SYMBOL_GPL(kvm_flush_remote_tlbs); void kvm_reload_remote_mmus(struct kvm *kvm) { - make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD); + kvm_make_all_cpus_request(kvm, KVM_REQ_MMU_RELOAD); } void kvm_make_mclock_inprogress_request(struct kvm *kvm) { - make_all_cpus_request(kvm, KVM_REQ_MCLOCK_INPROGRESS); + kvm_make_all_cpus_request(kvm, KVM_REQ_MCLOCK_INPROGRESS); } void kvm_make_scan_ioapic_request(struct kvm *kvm) { - make_all_cpus_request(kvm, KVM_REQ_SCAN_IOAPIC); + kvm_make_all_cpus_request(kvm, KVM_REQ_SCAN_IOAPIC); } int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id)
Since different architectures need different handling, we will add some arch specific code later. The code may need to make cpu requests outside kvm_main.c, so make it non-static and rename it to kvm_make_all_cpus_request(). Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com> --- include/linux/kvm_host.h | 1 + virt/kvm/kvm_main.c | 10 +++++----- 2 files changed, 6 insertions(+), 5 deletions(-)