linux-kernel - Re: [PATCH v7 6/9] kvm: Rename make_all_cpus_request() to kvm_make_all_cpus

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Date:	Mon, 22 Sep 2014 11:28:44 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Tang Chen <tangchen@...fujitsu.com>, gleb@...nel.org,
	mtosatti@...hat.com, nadav.amit@...il.com, jan.kiszka@....de
CC:	kvm@...r.kernel.org, laijs@...fujitsu.com,
	isimatu.yasuaki@...fujitsu.com, guz.fnst@...fujitsu.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v7 6/9] kvm: Rename make_all_cpus_request() to kvm_make_all_cpus_request()
 and make it non-static.

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@...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@...hat.com>
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