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Re: [PATCH 4/5] KVM: Kick resamplefd for split kernel irqchip


From: Paolo Bonzini
Subject: Re: [PATCH 4/5] KVM: Kick resamplefd for split kernel irqchip
Date: Fri, 28 Feb 2020 11:34:46 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1

On 26/02/20 23:55, Peter Xu wrote:
> +
> +            /* Kick resamplefd if KVM is bypassed */
> +            kvm_resample_fd_notify(n);

This is only needed for level-triggered interrupts, so it can be placed
below the test.

Paolo

> +            if (((entry >> IOAPIC_LVT_TRIGGER_MODE_SHIFT) & 1) !=
> +                IOAPIC_TRIGGER_LEVEL) {
>                  continue;




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