linux-kernel - Re: [PATCH v1 04/11] KVM: x86: use u16 for logical VCPU mask in lapic

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Date:	Fri, 1 Jul 2016 09:56:51 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Radim Krčmář <rkrcmar@...hat.com>,
	linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:	"Lan, Tianyu" <tianyu.lan@...el.com>,
	Igor Mammedov <imammedo@...hat.com>,
	Jan Kiszka <jan.kiszka@....de>, Peter Xu <peterx@...hat.com>
Subject: Re: [PATCH v1 04/11] KVM: x86: use u16 for logical VCPU mask in lapic



On 30/06/2016 22:54, Radim Krčmář wrote:
> @@ -747,7 +745,7 @@ static inline bool kvm_apic_map_get_dest_lapic(struct kvm *kvm, struct kvm_lapic
>  			return true;
>  
>  		lowest = kvm_vector_to_index(irq->vector, hweight16(*bitmap),
> -				bitmap, 16);
> +				(unsigned long *)bitmap, 16);
>  

kvm_vector_to_index's last argument is always 16, so we might as well
omit it and make the third argument u16* too.

Paolo